013 FZUS51 KBOX 181105 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 704 AM EDT Sat Apr 18 2026 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-190000- 704 AM EDT Sat Apr 18 2026 .Synopsis for Massachusetts and Rhode Island coastal waters... NE winds through today on the backside of a low. A strong cold front then moves over the waters on Sun. High pres returns over the waters early next week. $$ ANZ250-190000- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 3 to 5 ft. Wave Detail: E 4 ft at 7 seconds and N 1 foot at 3 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: E 4 ft at 8 seconds and S 1 foot at 8 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds and NW 3 ft at 4 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 7 seconds. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and E 3 ft at 8 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-190000- Massachusetts Bay and Ipswich Bay- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt. Gusts up to 20 kt this morning. Seas around 2 ft. Wave Detail: NE 2 ft at 4 seconds and SE 1 foot at 8 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds and N 1 foot at 3 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: E 4 ft at 8 seconds and N 1 foot at 4 seconds. Patchy fog. Rain. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds and NW 2 ft at 3 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 7 seconds and NW 2 ft at 3 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ231-190000- Cape Cod Bay- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: N 1 foot at 3 seconds and S 1 foot at 8 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and S 1 foot at 7 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and S 1 foot at 5 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and NE 1 foot at 6 seconds. .MON NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and S 1 foot at 7 seconds. .TUE THROUGH WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-190000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds and S 3 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 3 to 5 ft. Wave Detail: E 5 ft at 7 seconds and S 2 ft at 7 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: E 5 ft at 8 seconds and SW 3 ft at 5 seconds. Patchy fog. Rain likely in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: E 4 ft at 7 seconds and NW 3 ft at 4 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...NW winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW 2 ft at 5 seconds and SE 2 ft at 7 seconds. .MON NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and SE 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ255-190000- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and S 3 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...NE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 6 seconds and S 2 ft at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 4 seconds and E 4 ft at 7 seconds. Patchy fog. A chance of rain in the morning. Rain likely in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 6 seconds and E 3 ft at 7 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 6 seconds and SE 2 ft at 7 seconds. .MON NIGHT...W winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and NE 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-190000- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and N 1 foot at 4 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 to 3 NM. .SUN...SE winds 15 to 20 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SE 3 ft at 7 seconds and S 2 ft at 4 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 4 seconds and S 3 ft at 6 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds and S 2 ft at 6 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight. Seas around 3 ft. Wave Detail: NW 3 ft at 4 seconds and SW 2 ft at 6 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ232-190000- Nantucket Sound- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and S 1 foot at 7 seconds. Areas of fog. Vsby 1 to 3 NM. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 4 seconds and S 1 foot at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and E 2 ft at 8 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and S 1 foot at 6 seconds. .MON NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and S 1 foot at 6 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-190000- Vineyard Sound- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt. Gusts up to 20 kt this morning. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 7 seconds and N 1 foot at 4 seconds. Areas of fog. Vsby 1 to 3 NM. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 6 seconds. Patchy fog. A chance of rain in the morning. Rain in the afternoon. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and SE 3 ft at 7 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds around 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 6 seconds and E 1 foot at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ234-190000- Buzzards Bay- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and SW 1 foot at 7 seconds. Areas of fog. Vsby 1 NM or less this morning. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: NE 1 foot at 4 seconds and S 1 foot at 6 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming W with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 6 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SW 2 ft at 5 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds around 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 5 seconds and E 1 foot at 8 seconds. .MON NIGHT...NW winds around 10 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 6 seconds and SW 1 foot at 5 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-190000- Rhode Island Sound- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt. Gusts up to 20 kt this morning. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and S 2 ft at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming W 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds and W 2 ft at 4 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SW 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ237-190000- Block Island Sound- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds around 10 kt. Gusts up to 20 kt this morning. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and NE 2 ft at 4 seconds. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...E winds 10 to 15 kt, becoming SE 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and S 2 ft at 7 seconds. Patchy fog. Vsby 1 to 3 NM. .SUN...SE winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 7 seconds. Patchy fog. Rain. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 7 seconds. Rain, mainly in the evening. .MON...W winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds and W 1 foot at 3 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-190000- Boston Harbor- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt. Waves 1 foot or less, then around 2 ft this afternoon. Areas of fog. Vsby 1 NM or less this morning. .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Waves 1 foot or less. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. Patchy fog. Rain. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Waves around 2 ft. Rain, mainly in the evening. .MON...W winds around 10 kt. Waves 1 foot or less. .MON NIGHT...N winds 10 to 15 kt. Waves 1 foot or less, then around 2 ft after midnight. .TUE THROUGH WED NIGHT...W winds 10 to 15 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ236-190000- Narragansett Bay- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds around 10 kt. Waves around 2 ft. Areas of fog this morning with vsby 1 to 3 NM. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Waves around 2 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves around 2 ft. Patchy fog. Rain. Vsby 1 to 3 NM. .SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. Rain, mainly in the evening. .MON...W winds around 10 kt. Waves around 2 ft. .MON NIGHT...NW winds around 10 kt. Waves around 2 ft. .TUE THROUGH WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ280-190000- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and S 3 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE around 5 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: E 5 ft at 8 seconds and SW 1 foot at 3 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 7 seconds. Rain, mainly in the evening. Patchy fog in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and S 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ281-190000- Ocean Waters from Provincetown to Nantucket from 20 to 60 NM- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and S 3 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt, becoming SW around 5 kt after midnight. Seas 4 to 6 ft. Wave Detail: E 5 ft at 7 seconds and S 2 ft at 7 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: E 5 ft at 8 seconds and SW 4 ft at 5 seconds. Patchy fog. A chance of rain in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and S 4 ft at 6 seconds. Rain likely, mainly in the evening. Patchy fog in the evening. .MON...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 5 seconds and S 3 ft at 7 seconds. .MON NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and E 3 ft at 8 seconds. .TUE AND TUE NIGHT...N winds 10 to 15 kt, becoming SW 15 to 20 kt. Seas 2 to 4 ft. .WED AND WED NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ282-190000- Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and S 3 ft at 7 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...NE winds 5 to 10 kt, becoming SW after midnight. Seas 3 to 5 ft. Wave Detail: E 4 ft at 7 seconds and S 2 ft at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .SUN...S winds 15 to 20 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: SW 4 ft at 5 seconds and E 4 ft at 8 seconds. Patchy fog. A chance of rain in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 6 ft. Wave Detail: SW 5 ft at 6 seconds and E 3 ft at 8 seconds. Rain likely, mainly in the evening. Patchy fog in the evening. .MON...NW winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 6 seconds and S 2 ft at 7 seconds. .MON NIGHT...W winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 6 seconds and E 2 ft at 7 seconds. .TUE THROUGH WED NIGHT...W winds 15 to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ283-190000- Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM- 704 AM EDT Sat Apr 18 2026 .TODAY...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds. Areas of fog. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...E winds 5 to 10 kt, becoming S after midnight. Seas 3 to 4 ft. Wave Detail: NE 3 ft at 5 seconds and S 2 ft at 7 seconds. Areas of fog in the evening, then patchy fog after midnight. Vsby 1 to 3 NM. .SUN...S winds 15 to 20 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 7 seconds and W 3 ft at 4 seconds. Patchy fog. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 5 seconds and S 3 ft at 7 seconds. Rain likely, mainly in the evening. Patchy fog in the evening. .MON...NW winds 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 5 seconds and S 3 ft at 7 seconds. .MON NIGHT...W winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 5 seconds and SW 3 ft at 6 seconds. .TUE AND TUE NIGHT...N winds 15 to 20 kt, becoming SW. Seas 2 to 4 ft. .WED AND WED NIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt. Seas 4 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston  857 FZUS51 KGYX 181107 CWFGYX Coastal Waters Forecast National Weather Service Gray ME 706 AM EDT Sat Apr 18 2026 COASTAL WATERS FROM STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM ANZ100-190000- 706 AM EDT Sat Apr 18 2026 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM... Areas of fog will continue through the morning. Winds turn southerly ahead of a frontal system that will cross Sunday. Areas of fog and rain will likely develop ahead of this system tonight with rain ending Sunday night. Winds turn offshore behind the system with highs pressure building in Monday into Tuesday. $$ ANZ151-190000- Penobscot Bay- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. Areas of dense fog early this morning, then patchy dense fog late this morning and early afternoon. Vsby 1 NM or less until late afternoon. .TONIGHT...SE winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. A chance of rain in the evening. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Areas of dense fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Rain, mainly in the evening. Vsby 1 NM or less after midnight. .MON...W winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .TUE...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. .TUE NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ153-190000- Casco Bay- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Areas of dense fog this morning, then patchy fog early this afternoon. Vsby 1 NM or less until late afternoon. .TONIGHT...SE winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming W with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Patchy fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft. Rain, mainly in the evening. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .TUE...N winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...SW winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. $$ ANZ150-190000- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds. Areas of dense fog this morning, then patchy fog early this afternoon. Vsby 1 NM or less until late afternoon. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of rain in the evening. Areas of dense fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 8 seconds. Areas of dense fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds and W 3 ft at 4 seconds. Rain, mainly in the evening. Vsby 1 NM or less after midnight. .MON...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and S 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. A chance of showers. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. $$ ANZ152-190000- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds. Areas of dense fog this morning, then patchy fog early this afternoon. Vsby 1 NM or less until late afternoon. .TONIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. Areas of fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: E 4 ft at 8 seconds. Areas of dense fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds and W 3 ft at 4 seconds. Rain, mainly in the evening. Vsby 1 NM or less after midnight. .MON...W winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 7 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and S 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft, building to 4 to 5 ft after midnight. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED NIGHT...NW winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. $$ ANZ154-190000- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 5 seconds and SE 2 ft at 8 seconds. Areas of dense fog this morning with vsby 1 NM or less. .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 6 seconds. Patchy fog after midnight with vsby 1 NM or less. .SUN...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: E 4 ft at 7 seconds. Areas of dense fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: E 4 ft at 8 seconds and NW 3 ft at 3 seconds. Rain in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: E 3 ft at 7 seconds and W 2 ft at 3 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and E 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt, becoming SE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. .WED...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning. Seas 2 to 4 ft. .WED NIGHT...W winds around 10 kt, becoming NW after midnight. Seas around 2 ft. $$ ANZ180-190000- Waters from Stonington ME to Port Clyde ME from 25 to 60 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 7 seconds. Areas of dense fog early this morning, then patchy fog late this morning. Vsby 1 NM or less this morning. .TONIGHT...E winds 10 to 15 kt with gusts up to 25 kt, becoming SE 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 7 seconds. A chance of rain in the evening. Patchy dense fog in the evening, then areas of dense fog after midnight. Vsby 1 NM or less. .SUN...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Wave Detail: E 5 ft at 8 seconds. Patchy fog in the morning. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 7 seconds. Rain, mainly in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 4 seconds and SE 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 5 to 6 ft, subsiding to 3 to 5 ft in the afternoon. A chance of showers. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 3 to 4 ft. $$ ANZ182-190000- Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 6 seconds. Areas of dense fog early this morning with vsby 1 NM or less. .TONIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 7 seconds. Areas of dense fog after midnight. .SUN...S winds 10 to 15 kt, becoming SW in the afternoon. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 8 seconds. Areas of fog in the morning. A chance of rain in the morning, then rain in the afternoon. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 7 seconds. Rain, mainly in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SE 2 ft at 7 seconds. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to 6 ft after midnight. .WED...SW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. .WED NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas 3 to 4 ft. $$ ANZ184-190000- Waters from Cape Elizabeth ME to Merrimack River MA from 25 to 60 NM- 706 AM EDT Sat Apr 18 2026 .TODAY...E winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds. Areas of dense fog this morning with vsby 1 NM or less. .TONIGHT...E winds 5 to 10 kt with gusts up to 20 kt, becoming SE after midnight. Seas 3 to 4 ft. Wave Detail: E 4 ft at 7 seconds. Areas of fog after midnight with vsby 1 NM or less. .SUN...S winds around 10 kt, becoming SW in the afternoon. Seas 4 to 5 ft. Wave Detail: E 5 ft at 8 seconds. Areas of dense fog in the morning. Rain. Vsby 1 NM or less in the morning. .SUN NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 7 seconds. Rain, mainly in the evening. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: W 4 ft at 5 seconds and E 2 ft at 7 seconds, becoming SW 2 ft at 5 seconds and E 2 ft at 7 seconds. .MON NIGHT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 7 seconds. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to 5 ft after midnight. .WED...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .WED NIGHT...SW winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. $$  786 FZUS54 KHGX 181115 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 615 AM CDT Sat Apr 18 2026 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ300-190015- 615 AM CDT Sat Apr 18 2026 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including Galveston and Matagorda Bays. Onshore flow around 15 to 20 knots will persist through early Saturday with 2-4ft seas. Persistent onshore flow has led to increased wave runup along beaches and water levels are expected to be near 3.0 feet above Mean Lower Low Water during high tide cycles over the next few days. A cold front with associated showers and storms are expected to push offshore Saturday evening into early Sunday. Small Craft Advisories are in effect for the Bays and a Gale Watch is in effect for the coastal waters Saturday evening into early Sunday afternoon due to the strong northeasterly winds and building seas developing behind the cold front. There will be a chance for gusts to gale in the Bays early Sunday morning. Winds will lower through the day on Sunday, but seas may remain elevated into Sunday night. $$ GMZ335-190015- Galveston Bay- 615 AM CDT Sat Apr 18 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...South winds 10 to 15 knots, diminishing to around 10 knots this afternoon. Bay waters smooth. A slight chance of showers until late afternoon. A slight chance of thunderstorms late this morning and early afternoon, then a chance of showers and thunderstorms late. .TONIGHT...North winds around 20 knots with gusts up to 25 knots, becoming northeast around 30 knots after midnight. Bay waters choppy, increasing to very rough after midnight. Showers with a chance of thunderstorms. .SUNDAY...Northeast winds 20 to 25 knots with gusts up to 35 knots, diminishing to around 20 knots with gusts up to 25 knots in the afternoon. Bay waters rough, diminishing to choppy in the afternoon. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Bay waters choppy. .MONDAY...East winds 15 to 20 knots, diminishing to around 15 knots in the afternoon. Bay waters choppy, diminishing to slightly choppy in the afternoon. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters slightly choppy. .TUESDAY...Southeast winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers in the evening. .WEDNESDAY...Southeast winds around 15 knots, increasing to 15 to 20 knots in the afternoon. Bay waters slightly choppy, increasing to choppy in the afternoon. A chance of showers. A chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ330-190015- Matagorda Bay- 615 AM CDT Sat Apr 18 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Southeast winds 10 to 15 knots. Bay waters slightly choppy. A slight chance of showers this morning. A chance of showers with a slight chance of thunderstorms this afternoon. .TONIGHT...North winds around 20 knots, increasing to 20 to 25 knots after midnight. Bay waters choppy, increasing to rough after midnight. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .SUNDAY...Northeast winds 20 to 25 knots, diminishing to around 20 knots in the afternoon. Bay waters rough, diminishing to choppy in the afternoon. A chance of showers in the morning. .SUNDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to around 15 knots after midnight. Bay waters choppy, diminishing to slightly choppy after midnight. .MONDAY...East winds 15 to 20 knots. Bay waters choppy. A chance of showers. .MONDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Bay waters slightly choppy. A chance of showers. A chance of thunderstorms after midnight. .TUESDAY...Southeast winds 10 to 15 knots. Bay waters slightly choppy. Showers likely with a chance of thunderstorms. .TUESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers in the evening. .WEDNESDAY...Southeast winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...Southeast winds 15 to 20 knots, diminishing to around 15 knots after midnight. Bay waters choppy, diminishing to slightly choppy after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ350-355-190015- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 615 AM CDT Sat Apr 18 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...GALE WATCH IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...South winds 10 to 15 knots, becoming southeast around 10 knots this afternoon. Seas 2 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A slight chance of showers early this morning. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...Northeast winds around 20 knots, increasing to around 30 knots after midnight. Seas 2 to 4 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: South 3 feet at 6 seconds, becoming northeast 4 feet at 4 seconds and southeast 3 feet at 6 seconds. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. .SUNDAY...Northeast winds around 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 7 seconds and northeast 5 feet at 4 seconds. .SUNDAY NIGHT...Northeast winds 20 to 25 knots, becoming east around 20 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. .MONDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. A chance of showers. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at 6 seconds. A chance of showers. .TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers. .WEDNESDAY...Southeast winds around 15 knots. Seas 2 to 4 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 2 to 4 feet. Winds and seas higher in and near thunderstorms. $$ GMZ370-375-190015- Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM-Waters from High Island to Freeport TX from 20 to 60 NM- 615 AM CDT Sat Apr 18 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...GALE WATCH IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...South winds 10 to 15 knots with gusts up to 20 knots, becoming southeast around 10 knots this afternoon. Seas 3 to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. .TONIGHT...East winds around 20 knots, becoming northeast around 30 knots after midnight. Seas 3 to 4 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: South 3 feet at 6 seconds, becoming northeast 4 feet at 4 seconds and southeast 3 feet at 6 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .SUNDAY...Northeast winds around 30 knots with gusts up to 40 knots, diminishing to 20 to 25 knots with gusts up to 30 knots in the afternoon. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail: Northeast 8 feet at 6 seconds and southeast 2 feet at 6 seconds. A chance of showers in the morning. .SUNDAY NIGHT...East winds 20 to 25 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail: East 8 feet at 7 seconds. .MONDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds. A chance of showers. .MONDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 5 feet at 6 seconds. A chance of showers. .TUESDAY...Southeast winds 15 to 20 knots. Seas 4 to 5 feet. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas around 4 feet. A chance of showers in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...Southeast winds 10 to 15 knots. Seas around 4 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...Southeast winds 15 to 20 knots. Seas around 4 feet. Winds and seas higher in and near thunderstorms. $$  818 FZUS52 KJAX 181131 CWFJAX Coastal Waters Forecast for Northeast Florida/Southeast Georgia National Weather Service Jacksonville FL 731 AM EDT Sat Apr 18 2026 Atlantic Coastal Waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm. Seas are provided as a range of the average height of the highest 1/3 of the waves, along with the occasional height of the average highest 1/10 of the waves. AMZ400-190245- Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm- 731 AM EDT Sat Apr 18 2026 .SYNOPSIS... Surface high pressure ridging will push south of the area tonight. Atlantic sea breeze expected to push inland during this afternoon, bringing a wind shift to the southeast with winds up to 15 knots. A dry cold frontal passage is expected late Sunday afternoon into Sunday Night, then a surge of northeast winds follows the frontal passage through Monday night and Small Craft Advisory with the potential for Gale force gusts are expected. High pressure will develop over the area Tuesday, moving east of the area by Wednesday. .GULF STREAM... The approximate location of the west wall of the Gulf Stream as of Apr 17, 2026 at 0000 UTC... 50 nautical miles east of Flagler Beach. 62 nautical miles east of Saint Augustine Beach. 74 nautical miles east southeast of Jacksonville Beach. 71 nautical miles east southeast of St Simons Island. This data derived from NCEP Global RTOFS model. $$ AMZ450-452-454-190245- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- Coastal waters from St. Augustine to Flagler Beach FL out 20 NM- 731 AM EDT Sat Apr 18 2026 .TODAY...Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots this afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 8 seconds. Intracoastal waters a moderate chop. .TONIGHT...South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 8 seconds and southeast 2 feet at 4 seconds. Intracoastal waters a moderate chop. .SUNDAY...West winds 5 to 10 knots, becoming northeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds and east 2 feet at 8 seconds. Intracoastal waters a moderate chop. .SUNDAY NIGHT...Northeast winds 25 to 30 knots. Seas 2 to 4 feet, occasionally to 5 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave Detail: Northeast 4 feet at 8 seconds, becoming northeast 7 feet at 6 seconds. Intracoastal waters very rough. A slight chance of showers in the evening. .MONDAY...Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 9 feet at 7 seconds. Intracoastal waters very rough. .MONDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 8 seconds. Intracoastal waters choppy. .TUESDAY...Northeast winds 15 to 20 knots, becoming east 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Intracoastal waters choppy. .WEDNESDAY...East winds 5 to 10 knots, becoming southeast. Seas 2 to 3 feet. Intracoastal waters light chop. $$ AMZ470-472-474-190245- Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM- Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM- 731 AM EDT Sat Apr 18 2026 .TODAY...Southwest winds 5 to 10 knots, becoming south this afternoon. Seas around 3 feet. Wave Detail: Southeast 3 feet at 8 seconds. .TONIGHT...South winds 10 to 15 knots, becoming southwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 4 seconds and east 3 feet at 8 seconds. .SUNDAY...West winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 8 seconds and south 2 feet at 4 seconds. .SUNDAY NIGHT...North winds 20 to 25 knots, becoming northeast 25 to 30 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 8 feet, occasionally to 10 feet after midnight. Wave Detail: Northeast 5 feet at 8 seconds and north 2 feet at 3 seconds, becoming northeast 8 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. .MONDAY...Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Northeast 9 feet at 7 seconds, becoming northeast 9 feet at 8 seconds. .MONDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: Northeast 8 feet at 8 seconds. .TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet after midnight. .WEDNESDAY...East winds 5 to 10 knots, becoming southeast. Seas 3 to 4 feet, occasionally to 5 feet. Winds and seas higher in and near thunderstorms. $$  784 FZUS51 KLWX 181139 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 739 AM EDT Sat Apr 18 2026 Tidal Potomac River and Maryland portion of Chesapeake Bay. Forecasts of wave heights do not include effects of wind direction relative to tidal currents. Expect higher waves when winds are blowing against the tidal flow. Waves flat where waters are iced over. ANZ500-182000- 739 AM EDT Sat Apr 18 2026 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... It will remain very warm and dry through today as high pressure remains off the southeastern U.S. coast. A cold front late tonight will bring the next chance for widespread showers. Additional Small Craft Advisories are possible in northwest flow on Monday. $$ ANZ535-182000- Tidal Potomac from Key Bridge to Indian Head- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt with gusts to 20 kt...becoming SE 15 kt with gusts to 25 kt late. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 25 kt... diminishing to 5 kt after midnight, then becoming N late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt... diminishing to 10 kt with gusts to 20 kt late. Waves 1 to 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...SW winds around 5 kt. Waves 1 ft. .WED...W winds around 5 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ536-182000- Tidal Potomac from Indian Head to Cobb Island- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...NE winds 5 kt...becoming SE 10 to 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt...becoming W 5 to 10 kt late. Gusts up to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 20 to 25 kt...diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt...diminishing to 20 kt late. Waves 2 to 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...W winds around 5 kt...becoming S. Waves 1 ft. .WED...W winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. A chance of showers through the night. $$ ANZ537-182000- Tidal Potomac from Cobb Island to Smith Point- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 15 to 20 kt...becoming SW 10 to 15 kt late. Waves 2 ft. .SUN...NW winds 15 to 20 kt. Gusts up to 30 kt in the late morning and early afternoon...diminishing to 20 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming SE 10 to 15 kt in the afternoon and evening, then becoming S after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW 5 kt. Waves 1 to 2 ft. $$ ANZ530-182000- Chesapeake Bay north of Pooles Island- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt... diminishing to 10 kt with gusts to 20 kt late. Waves 2 ft. Showers. .SUN NIGHT...W winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...W winds around 5 kt...becoming S. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming N. Waves 1 ft. $$ ANZ531-182000- Chesapeake Bay from Pooles Island to Sandy Point- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt late. Gusts up to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt...becoming W 5 to 10 kt after midnight. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ538-182000- Patapsco River including Baltimore Harbor- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft or less. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 kt after midnight. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .TUE...E winds around 5 kt...becoming S. Waves 1 ft or less. .WED...NW winds around 5 kt. Waves 1 ft or less. $$ ANZ539-182000- Chester River to Queenstown MD- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Waves 1 ft. .TONIGHT...SE winds 5 to 10 kt...becoming NE late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 2 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...W winds 5 kt...becoming S 10 to 15 kt. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming N. Waves 1 ft or less. $$ ANZ532-182000- Chesapeake Bay from Sandy Point to North Beach- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 kt...becoming SE 10 to 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 2 to 3 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt...becoming W after midnight. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ540-182000- Eastern Bay- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft... subsiding to flat after midnight. $$ ANZ533-182000- Chesapeake Bay from North Beach to Drum Point- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt with gusts to 20 kt... becoming S 15 kt with gusts to 20 kt late. Waves 1 to 2 ft. .TONIGHT...SE winds 15 to 20 kt...becoming W 10 to 15 kt late. Waves 2 to 3 ft. Scattered showers. .SUN...NW winds 20 to 25 kt with gusts to 30 kt... diminishing to 10 to 15 kt with gusts to 20 kt late. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 2 ft. .TUE...N winds 5 to 10 kt...becoming SE 10 to 15 kt in the afternoon and evening, then becoming S after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 to 10 kt. Waves 1 to 2 ft. $$ ANZ541-182000- Choptank River to Cambridge MD and the Little Choptank River- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt...becoming S 15 kt with gusts to 20 kt late. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming SW late. Gusts up to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ542-182000- Patuxent River to Broomes Island MD- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 kt...increasing to 15 kt with gusts to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming SW 5 to 10 kt late. Gusts up to 20 kt. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 kt...becoming S. Waves 1 ft. .WED...W winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. $$ ANZ534-182000- Chesapeake Bay from Drum Point to Smith Point- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft...building to 3 ft late. .TONIGHT...SE winds 15 kt...becoming S late. Gusts up to 20 kt. Waves 3 ft. .SUN...NW winds 20 to 25 kt. Gusts up to 30 kt. Waves 4 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .TUE...N winds 5 to 10 kt...becoming S in the afternoon, then increasing to 15 to 20 kt. Waves 1 to 2 ft... building to 3 ft after midnight. .WED...SW winds 15 to 20 kt...becoming W 5 to 10 kt in the afternoon and evening, then becoming N after midnight. Waves 2 to 3 ft... subsiding to 1 ft. $$ ANZ543-182000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 739 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming S late. Gusts up to 20 kt. Waves 2 ft. .SUN...W winds 15 to 20 kt...becoming NW 20 to 25 kt in the late morning and afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. Numerous showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt...becoming SW 15 to 20 kt. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt...diminishing to 5 to 10 kt in the afternoon and evening, then becoming N after midnight. Waves 1 to 2 ft. $$  755 FZAK51 PAFG 181146 CWFNSB Coastal Waters Forecast for Arctic Alaska National Weather Service Fairbanks AK 345 AM AKDT Sat Apr 18 2026 Arctic Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the combined wind-wave and swell height. PKZ811-190200- Cape Thompson to Cape Beaufort out to 15 NM- 345 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 15 kt. .WED...NE winds 25 kt. $$ PKZ812-190200- Cape Beaufort to Point Franklin out to 15 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 20 kt. .TONIGHT...NE winds 20 kt. .SUN...NE winds 20 kt. .SUN NIGHT...NE winds 20 kt. Blowing snow. Vsby 1 NM or less. .MON...NE winds 20 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...NE winds 20 kt. .TUE...NE winds 10 kt. .WED...E winds 25 kt. $$ PKZ813-190200- Point Franklin to Cape Halkett out to 15 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...N winds 10 kt. .TONIGHT...N winds 10 kt. .SUN...NE winds 10 kt. .SUN NIGHT...E winds 15 kt. .MON...NE winds 15 kt. .MON NIGHT...E winds 15 kt. .TUE...NE winds 10 kt. .WED...E winds 10 kt. $$ PKZ814-190200- Cape Halkett to Flaxman Island out to 15 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 10 kt. .TONIGHT...NE winds 10 kt. .SUN...E winds 15 kt. .SUN NIGHT...E winds 20 kt. Blowing snow. .MON...E winds 20 kt. .MON NIGHT...E winds 20 kt. Blowing snow. .TUE...NE winds 15 kt. .WED...E winds 10 kt. $$ PKZ815-190200- Flaxman Island to Demarcation Point out to 15 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...E winds 10 kt. .TONIGHT...NE winds 10 kt. .SUN...E winds 15 kt. .SUN NIGHT...E winds 20 kt. .MON...E winds 20 kt. .MON NIGHT...E winds 20 kt. .TUE...NE winds 15 kt. .WED...E winds 10 kt. $$ PKZ857-190200- Cape Thompson to Cape Beaufort from 15 to 85 NM- 345 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 10 kt. .WED...NE winds 25 kt. $$ PKZ858-190200- Cape Beaufort to Point Franklin from 15 to 85 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 15 kt. .TONIGHT...NE winds 15 kt. .SUN...NE winds 15 kt. .SUN NIGHT...NE winds 15 kt. .MON...NE winds 20 kt. .MON NIGHT...NE winds 20 kt. .TUE...NE winds 10 kt. .WED...NE winds 20 kt. $$ PKZ859-190200- Point Franklin to Cape Halkett from 15 to 75 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...N winds 10 kt. .TONIGHT...NW winds 5 kt. .SUN...W winds 5 kt. .SUN NIGHT...E winds 10 kt. .MON...NE winds 15 kt. .MON NIGHT...E winds 15 kt. .TUE...NE winds 10 kt. .WED...NE winds 10 kt. $$ PKZ860-190200- Cape Halkett to Flaxman Island from 15 to 80 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 10 kt. .TONIGHT...N winds 10 kt. .SUN...E winds 10 kt. .SUN NIGHT...E winds 15 kt. .MON...E winds 20 kt. .MON NIGHT...E winds 20 kt. .TUE...NE winds 10 kt. .WED...E winds 10 kt. $$ PKZ861-190200- Flaxman Island to Demarcation Point from 15 to 75 NM- 345 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 10 kt. .TONIGHT...NE winds 10 kt. .SUN...E winds 10 kt. .SUN NIGHT...E winds 15 kt. .MON...E winds 15 kt. .MON NIGHT...E winds 20 kt. .TUE...NE winds 10 kt. .WED...E winds 10 kt. $$ Apr 26  145 FZAK52 PAFG 181146 CWFWCZ Coastal Waters Forecast for Northwest Alaska National Weather Service Fairbanks AK 346 AM AKDT Sat Apr 18 2026 Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the combined wind-wave and swell height. PKZ801-190200- Etolin Strait to Dall Point out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT... .TODAY...E winds 15 kt increasing to 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...E winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN...S winds 20 kt. Snow and rain. .SUN NIGHT...S winds 20 kt. Snow. .MON...S winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...NW winds 25 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 30 kt. .WED...SE winds 40 kt. $$ PKZ802-190200- Dall Point to Kwikpak Pass out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...N winds 15 kt becoming NE 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 35 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN...S winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...S winds 15 kt. Snow. .MON...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...NW winds 25 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 20 kt. .WED...E winds 30 kt. $$ PKZ803-190200- Kwikpak Pass to Cape Stephens out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...NE winds 20 kt. .TONIGHT...NE winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN...E winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...S winds 15 kt. Snow. .MON...N winds 15 kt. .MON NIGHT...NW winds 20 kt. .TUE...NE winds 15 kt. .WED...E winds 30 kt. $$ PKZ804-190200- Cape Stephens to Moses Point out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...N winds 20 kt. .TONIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 25 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...S winds 15 kt. Snow. .MON...N winds 15 kt. Snow. .MON NIGHT...N winds 15 kt. .TUE...N winds 15 kt. .WED...E winds 25 kt. $$ PKZ805-190200- Moses Point to Sledge Island out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...N winds 15 kt. .TONIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...NE winds 15 kt. Snow. .MON...N winds 15 kt. .MON NIGHT...N winds 20 kt. .TUE...NE winds 15 kt. .WED...E winds 30 kt. $$ PKZ806-190200- Sledge Island to Wales out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 20 kt. .WED...NE winds 30 kt. $$ PKZ807-190200- Wales to Cape Espenberg out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 20 kt. .WED...NE winds 25 kt. $$ PKZ808-190200- Cape Espenberg to Motherwood Point out to 10 NM- 346 AM AKDT Sat Apr 18 2026 .TODAY...N winds 15 kt. .TONIGHT...NE winds 15 kt. .SUN...NE winds 15 kt. .SUN NIGHT...N winds 10 kt. .MON...NW winds 15 kt. .MON NIGHT...NW winds 20 kt. .TUE...NW winds 35 kt. .WED...E winds 20 kt. $$ PKZ809-190200- Motherwood Point to Cape Krusenstern out to 10 NM- 346 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 15 kt. .TONIGHT...NE winds 15 kt. .SUN...NE winds 15 kt. .SUN NIGHT...NE winds 15 kt. .MON...N winds 10 kt. .MON NIGHT...NW winds 15 kt. .TUE...W winds 30 kt. .WED...E winds 25 kt. $$ PKZ810-190200- Cape Krusenstern to Cape Thompson out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 20 kt. .WED...NE winds 15 kt. $$ PKZ816-190200- South Side of Saint Lawrence Island out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT... ...GALE WARNING IN EFFECT FROM THIS MORNING THROUGH LATE TONIGHT... .TODAY...NE winds 35 kt increasing to 40 kt. Seas building to 5 ft. Blowing snow. Vsby 1 NM or less. Heavy freezing spray. .TONIGHT...NE winds 40 kt. Seas 5 ft. Blowing snow. Vsby 1 NM or less. Heavy freezing spray. .SUN...NE winds 40 kt. Seas 5 ft. Blowing snow. Snow. Vsby 1 NM or less. Heavy freezing spray. .SUN NIGHT...NE winds 35 kt. Seas 4 ft. Blowing snow. Vsby 1 NM or less. Heavy freezing spray. .MON...N winds 30 kt. Seas 3 ft. Blowing snow. Vsby 1 NM or less. Heavy freezing spray. .MON NIGHT...N winds 25 kt. Seas 6 ft. Blowing snow. Vsby 1 NM or less. Heavy freezing spray. .TUE...NE winds 25 kt. Seas 5 ft. .WED...NE winds 40 kt. Seas 8 ft. $$ PKZ817-190200- North Side of Saint Lawrence Island out to 15 NM- 346 AM AKDT Sat Apr 18 2026 ...GALE WARNING IN EFFECT FROM THIS MORNING THROUGH LATE TONIGHT... .TODAY...NE winds 40 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 45 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 40 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 40 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 20 kt. .WED...NE winds 45 kt. $$ PKZ850-190200- Etolin Strait to Kwemeluk Pass from 15 to 90 NM- 346 AM AKDT Sat Apr 18 2026 ...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT... .TODAY...NE winds 35 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 40 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN...S winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...N winds 25 kt. Blowing snow. Snow. Vsby 1 NM or less. .MON...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 25 kt. .WED...E winds 35 kt. $$ PKZ851-190200- Southwest of Saint Lawrence Island from 15 to 100 NM- 346 AM AKDT Sat Apr 18 2026 ...STORM WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT... .TODAY...NE winds 45 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 50 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN...NE winds 45 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...NE winds 35 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 25 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 25 kt. .WED...NE winds 40 kt. $$ PKZ852-190200- Norton Sound greater than 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...NE winds 20 kt. .TONIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...NE winds 20 kt. Snow. .MON...N winds 15 kt. .MON NIGHT...NW winds 20 kt. .TUE...NE winds 15 kt. .WED...E winds 30 kt. $$ PKZ853-190200- Kwemeluk Pass to Kwikpak Pass from 15 to 90 NM- 346 AM AKDT Sat Apr 18 2026 ...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...NE winds 25 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 35 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Snow. Vsby 1 NM or less. .SUN NIGHT...N winds 20 kt. Blowing snow. Snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...NW winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...NE winds 15 kt. .WED...E winds 30 kt. $$ PKZ854-190200- Sledge Island to Wales greater than 15 NM- 346 AM AKDT Sat Apr 18 2026 ...STORM WARNING IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...NE winds 35 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 50 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 40 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 35 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 20 kt. .WED...NE winds 30 kt. $$ PKZ855-190200- Kotzebue Sound greater than 10 NM- 346 AM AKDT Sat Apr 18 2026 .TODAY...NE winds 15 kt. .TONIGHT...NE winds 15 kt. .SUN...NE winds 15 kt. .SUN NIGHT...N winds 10 kt. .MON...NW winds 10 kt. .MON NIGHT...NW winds 15 kt. .TUE...NW winds 25 kt. .WED...E winds 20 kt. $$ PKZ856-190200- Wales to Cape Thompson greater than 15 NM- 346 AM AKDT Sat Apr 18 2026 ...BRISK WIND ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .TONIGHT...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN...NE winds 30 kt. Blowing snow. Vsby 1 NM or less. .SUN NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .MON NIGHT...N winds 30 kt. Blowing snow. Vsby 1 NM or less. .TUE...N winds 20 kt. .WED...NE winds 20 kt. $$ Apr 26  599 FZAK51 PAFC 181154 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 354 AM AKDT Sat Apr 18 2026 Coastal Waters Forecast for the Northern Gulf of Alaska Coast up to 100 nm out including Kodiak Island and Cook Inlet. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height. PKZ197-190030- 354 AM AKDT Sat Apr 18 2026 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... A 1010 mb low 45 nm NW of Middleton Island will dissipate Sat afternoon. A front will move through the Gulf from west to east Sat evening and night. Another front will follow a similar track Sun. $$ PKZ710-190030- Cape Suckling to Gravel Point out to 15 NM- 354 AM AKDT Sat Apr 18 2026 .TODAY...Variable wind 10 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt. Seas 4 ft. .SUN...SE wind 20 kt. Seas 5 ft. Rain. .SUN NIGHT...S wind 25 kt. Seas 9 ft. .MON...SW wind 25 kt. Seas 10 ft. .TUE...Variable wind 10 kt. Seas 7 ft. .WED...SE wind 15 kt. Seas 5 ft. $$ PKZ711-190030- Gravel Point to Cape Cleare out to 15 NM- 354 AM AKDT Sat Apr 18 2026 .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...SW wind 15 kt. Seas 4 ft. .SUN...S wind 20 kt. Seas 7 ft. Rain. .SUN NIGHT...SW wind 30 kt. Seas 10 ft. .MON...SW wind 25 kt. Seas 10 ft. .TUE...S wind 20 kt. Seas 7 ft. .WED...SE wind 15 kt. Seas 6 ft. $$ PKZ712-190030- Cape Suckling to Cape Cleare from 15 to 75 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...Variable wind 10 kt. Seas 5 ft. .TONIGHT...W wind 15 kt. Seas 5 ft. .SUN...S wind 25 kt. Seas 9 ft. Rain. .SUN NIGHT...SW wind 30 kt. Seas 11 ft. .MON THROUGH TUE...SW wind 30 kt. Seas 10 ft. .WED...S wind 20 kt. Seas 7 ft. $$ PKZ715-190030- Cape Cleare to Gore Point out to 15 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...Variable wind 10 kt becoming SW 15 kt in the afternoon. Seas 4 ft. .TONIGHT...SW wind 20 kt. Seas 5 ft. .SUN...S wind 20 kt. Seas 8 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 10 ft. .MON THROUGH TUE...SW wind 25 kt. Seas 8 ft. .WED...E wind 20 kt. Seas 7 ft. $$ PKZ716-190030- Cape Cleare to Gore Point from 15 to 75 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...W wind 20 kt. Seas 5 ft. .TONIGHT...SW wind 20 kt. Seas 5 ft. .SUN...S wind 25 kt. Seas 10 ft. Rain. .SUN NIGHT...W wind 30 kt. Seas 10 ft. .MON THROUGH TUE...SW wind 30 kt. Seas 10 ft. .WED...S wind 20 kt. Seas 9 ft. $$ PKZ714-190030- Resurrection Bay- 354 AM AKDT Sat Apr 18 2026 .TODAY...N wind 15 kt becoming Variable wind 10 kt in the afternoon. Seas 2 ft. .TONIGHT...S wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Snow. .SUN...S wind 15 kt. Seas 3 ft. Rain. .SUN NIGHT...S wind 10 kt. Seas 2 ft. .MON...S wind 10 kt. Seas 2 ft. .TUE THROUGH WED...Variable wind 10 kt. Seas 2 ft. $$ PKZ724-190030- Northwest Prince William Sound- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...Variable wind less than 10 kt. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt becoming E 10 kt after midnight. Seas 2 ft. Snow. .SUN...E wind 25 kt. Seas 4 ft. Rain. .SUN NIGHT...W wind 25 kt. Seas 4 ft. .MON...S wind 15 kt. Seas 2 ft. .TUE...NE wind 10 kt. Seas 2 ft. .WED...E wind 25 kt. Seas 4 ft. $$ PKZ725-190030- Central and Eastern Prince William Sound- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...E wind 15 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt becoming SE 10 kt after midnight. Seas 2 ft. .SUN...SE wind 25 kt. Seas 4 ft. Rain. .SUN NIGHT...S wind 25 kt. Seas 6 ft. .MON...S wind 15 kt. Seas 3 ft. .TUE...SE wind 10 kt. Seas 2 ft. .WED...E wind 20 kt. Seas 4 ft. $$ PKZ726-190030- Southwest Prince William Sound- 354 AM AKDT Sat Apr 18 2026 .TODAY...N wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .TONIGHT...SW wind 10 kt. Seas 2 ft. .SUN...S wind 15 kt. Seas 3 ft. Rain. .SUN NIGHT...SW wind 20 kt. Seas 3 ft. .MON...SW wind 20 kt. Seas 3 ft. .TUE...N wind 10 kt. Seas 2 ft. .WED...E wind 15 kt. Seas 2 ft. $$ PKZ720-190030- Port of Valdez- 354 AM AKDT Sat Apr 18 2026 .TODAY...Variable wind less than 10 kt. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Snow. .SUN...Variable wind less than 10 kt becoming SW 10 kt in the afternoon. Seas 2 ft. Rain and snow. .SUN NIGHT...SW wind 10 kt. Seas 2 ft. .MON...SW wind 10 kt. Seas 2 ft. .TUE THROUGH WED...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ721-190030- Valdez Narrows- 354 AM AKDT Sat Apr 18 2026 .TODAY...NE wind 10 kt becoming SW in the afternoon. Seas 2 ft. .TONIGHT...Variable wind 10 kt becoming N after midnight. Seas 2 ft. Rain and snow. .SUN...SW wind 10 kt. Seas 2 ft. Rain and snow. .SUN NIGHT...SW wind 10 kt. Seas 2 ft. .MON...SW wind 10 kt. Seas 2 ft. .TUE THROUGH WED...N wind 10 kt. Seas 2 ft. $$ PKZ722-190030- Valdez Arm- 354 AM AKDT Sat Apr 18 2026 .TODAY...N wind 10 kt becoming SW in the afternoon. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt becoming NE wind 10 kt after midnight. Seas 2 ft. Rain. .SUN...NE wind 20 kt. Seas 4 ft. Rain. .SUN NIGHT...SE wind 20 kt. Seas 3 ft. .MON...SE wind 15 kt. Seas 3 ft. .TUE THROUGH WED...NE wind 10 kt. Seas 2 ft. $$ PKZ723-190030- Passage Canal- 354 AM AKDT Sat Apr 18 2026 .TODAY...W wind 15 kt. Seas 2 ft. .TONIGHT...Variable wind less than 10 kt becoming E 10 kt after midnight. Seas 2 ft. Rain. .SUN...E wind 15 kt. Seas 2 ft. Rain. .SUN NIGHT...W wind 10 kt. Seas 2 ft. .MON...W wind 10 kt. Seas 2 ft. .TUE...Variable wind less than 10 kt. Seas 2 ft. .WED...E wind 10 kt. Seas 2 ft. $$ PKZ730-190030- West of Barren Islands Including Kamishak Bay- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...W wind 25 kt diminishing to 15 kt in the afternoon. Seas 7 ft subsiding to 3 ft in the afternoon. .TONIGHT...SE wind 25 kt. Seas 7 ft. .SUN...S wind 25 kt. Seas 5 ft. .SUN NIGHT...SW wind 20 kt. Seas 4 ft. .MON THROUGH TUE...SW wind 25 kt. Seas 6 ft. .WED...SE wind 25 kt. Seas 7 ft. $$ PKZ731-190030- Barren Islands East- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...NW wind 25 kt. Seas 6 ft. .TONIGHT...S wind 15 kt increasing to 25 kt after midnight. Seas 5 ft. .SUN...S wind 25 kt. Seas 7 ft. .SUN NIGHT...W wind 20 kt. Seas 7 ft. .MON...SW wind 25 kt. Seas 7 ft. .TUE...SW wind 20 kt. Seas 5 ft. .WED...SE wind 20 kt. Seas 7 ft. $$ PKZ733-190030- Gore Point to Marmot Island from 15 to 80 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...NW wind 25 kt. Seas 7 ft. .TONIGHT...SW wind 25 kt. Seas 7 ft. .SUN...SW wind 30 kt. Seas 10 ft. .SUN NIGHT...W wind 25 kt. Seas 11 ft. .MON...SW wind 30 kt. Seas 11 ft. .TUE...SW wind 25 kt. Seas 8 ft. .WED...S wind 20 kt. Seas 10 ft. $$ PKZ732-190030- Marmot Island to Sitkinak out to 15 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY... .TODAY...SW wind 20 kt. Seas 5 ft. .TONIGHT...S wind 25 kt. Seas 6 ft. .SUN...SW wind 30 kt. Seas 10 ft. .SUN NIGHT...SW wind 25 kt. Seas 9 ft. .MON...SW wind 30 kt. Seas 9 ft. .TUE...SW wind 25 kt. Seas 6 ft. .WED...S wind 25 kt. Seas 11 ft. $$ PKZ734-190030- Marmot Island To Sitkinak from 15 to 85 NM- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY... .TODAY...W wind 20 kt. Seas 6 ft. .TONIGHT...S wind 25 kt. Seas 7 ft. .SUN...SW wind 30 kt. Seas 13 ft. .SUN NIGHT...W wind 30 kt. Seas 14 ft. .MON...SW wind 30 kt. Seas 12 ft. .TUE...SW wind 25 kt. Seas 9 ft. .WED...S wind 25 kt. Seas 13 ft. $$ PKZ736-190030- Chiniak Bay- 354 AM AKDT Sat Apr 18 2026 .TODAY...W wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .TONIGHT...S wind 20 kt. Seas 3 ft. .SUN...S wind 20 kt. Seas 3 ft. .SUN NIGHT...SW wind 15 kt. Seas 2 ft. .MON...SW wind 20 kt. Seas 3 ft. .TUE...S wind 15 kt. Seas 2 ft. .WED...S wind 20 kt. Seas 3 ft. $$ PKZ737-190030- Marmot Bay- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...W wind 15 kt becoming SW 10 kt in the afternoon. Seas 3 ft. .TONIGHT...Variable wind less than 10 kt becoming S 15 kt after midnight. Seas 3 ft. .SUN...SW wind 25 kt. Seas 3 ft building to 5 ft in the afternoon. .SUN NIGHT...SW wind 25 kt. Seas 5 ft. .MON THROUGH TUE...S wind 20 kt. Seas 4 ft. .WED...SE wind 20 kt. Seas 4 ft. $$ PKZ738-190030- Shelikof Strait- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TODAY...SW wind 25 kt. Seas 5 ft. .TONIGHT...S wind 25 kt. Seas 5 ft. .SUN...SW wind 30 kt. Seas 5 ft building to 8 ft in the afternoon. .SUN NIGHT...SW wind 30 kt. Seas 8 ft. .MON THROUGH TUE...SW wind 30 kt. Seas 9 ft. .WED...SE wind 25 kt. Seas 5 ft. $$ PKZ742-190030- Cook Inlet Kalgin Island to Point Bede- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...W wind 10 kt. Seas in ice free waters 3 ft. .TONIGHT...S wind 20 kt. Seas in ice free waters 5 ft. .SUN...SW wind 25 kt. Seas in ice free waters 5 ft. .SUN NIGHT...SW wind 25 kt. Seas in ice free waters 6 ft. .MON THROUGH TUE...SW wind 25 kt. Seas in ice free waters 6 ft. .WED...NE wind 20 kt. Seas in ice free waters 5 ft. $$ PKZ740-190030- Cook Inlet North of Kalgin Island- 354 AM AKDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY SUNDAY... .TODAY...Variable wind less than 10 kt becoming S 10 kt in the afternoon. Seas in ice free waters 2 ft. .TONIGHT...S wind 15 kt. Seas in ice free waters 3 ft. .SUN...SE wind 10 kt becoming S 25 kt in the afternoon. Seas in ice free waters 2 ft building to 5 ft in the afternoon. Rain. .SUN NIGHT...SW wind 30 kt. Seas in ice free waters 7 ft. .MON...SW wind 25 kt. Seas in ice free waters 7 ft. .TUE...S wind 20 kt. Seas in ice free waters 6 ft. .WED...NE wind 15 kt. Seas in ice free waters 3 ft. $$ PKZ741-190030- Kachemak Bay- 354 AM AKDT Sat Apr 18 2026 .TODAY...W wind 10 kt. Seas 2 ft. .TONIGHT...SE wind 20 kt. Seas 2 ft. Rain. .SUN...SE wind 20 kt. Seas 2 ft. .SUN NIGHT...SW wind 15 kt. Seas 4 ft. .MON...SW wind 20 kt. Seas 4 ft. .TUE...S wind 25 kt. Seas 6 ft. .WED...SE wind 20 kt. Seas 2 ft. $$  444 FZUS51 KLWX 181157 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 757 AM EDT Sat Apr 18 2026 Tidal Potomac River and Maryland portion of Chesapeake Bay. Forecasts of wave heights do not include effects of wind direction relative to tidal currents. Expect higher waves when winds are blowing against the tidal flow. Waves flat where waters are iced over. ANZ500-182000- 757 AM EDT Sat Apr 18 2026 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... It will remain very warm and dry through today as high pressure remains off the southeastern U.S. coast. A cold front late tonight will bring the next chance for widespread showers. Additional Small Craft Advisories are possible in northwest flow on Monday. $$ ANZ535-182000- Tidal Potomac from Key Bridge to Indian Head- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt with gusts to 20 kt...becoming SE 15 kt with gusts to 25 kt late. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 25 kt... diminishing to 5 kt after midnight, then becoming N late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt... diminishing to 10 kt with gusts to 20 kt late. Waves 1 to 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...SW winds around 5 kt. Waves 1 ft. .WED...W winds around 5 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ536-182000- Tidal Potomac from Indian Head to Cobb Island- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...NE winds 5 kt...becoming SE 10 to 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt...becoming W 5 to 10 kt late. Gusts up to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 20 to 25 kt...diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt...diminishing to 20 kt late. Waves 2 to 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...W winds around 5 kt...becoming S. Waves 1 ft. .WED...W winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. A chance of showers through the night. $$ ANZ537-182000- Tidal Potomac from Cobb Island to Smith Point- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 15 to 20 kt...becoming SW 10 to 15 kt late. Waves 2 ft. .SUN...NW winds 15 to 20 kt. Gusts up to 30 kt in the late morning and early afternoon...diminishing to 20 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming SE 10 to 15 kt in the afternoon and evening, then becoming S after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW 5 kt. Waves 1 to 2 ft. $$ ANZ530-182000- Chesapeake Bay north of Pooles Island- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt... diminishing to 10 kt with gusts to 20 kt late. Waves 2 ft. Showers. .SUN NIGHT...W winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...W winds around 5 kt...becoming S. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming N. Waves 1 ft. $$ ANZ531-182000- Chesapeake Bay from Pooles Island to Sandy Point- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt late. Gusts up to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt...becoming W 5 to 10 kt after midnight. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ538-182000- Patapsco River including Baltimore Harbor- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft or less. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 kt after midnight. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .MON...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .TUE...E winds around 5 kt...becoming S. Waves 1 ft or less. .WED...NW winds around 5 kt. Waves 1 ft or less. $$ ANZ539-182000- Chester River to Queenstown MD- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Waves 1 ft. .TONIGHT...SE winds 5 to 10 kt...becoming NE late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 2 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...W winds 5 kt...becoming S 10 to 15 kt. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming N. Waves 1 ft or less. $$ ANZ532-182000- Chesapeake Bay from Sandy Point to North Beach- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 kt...becoming SE 10 to 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 2 to 3 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt...becoming W after midnight. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ540-182000- Eastern Bay- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 to 10 kt late. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft... subsiding to flat after midnight. $$ ANZ533-182000- Chesapeake Bay from North Beach to Drum Point- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt with gusts to 20 kt... becoming S 15 kt with gusts to 20 kt late. Waves 1 to 2 ft. .TONIGHT...SE winds 15 to 20 kt...becoming W 10 to 15 kt late. Waves 2 to 3 ft. Scattered showers. .SUN...NW winds 20 to 25 kt with gusts to 30 kt... diminishing to 10 to 15 kt with gusts to 20 kt late. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 2 ft. .TUE...N winds 5 to 10 kt...becoming SE 10 to 15 kt in the afternoon and evening, then becoming S after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 to 10 kt. Waves 1 to 2 ft. $$ ANZ541-182000- Choptank River to Cambridge MD and the Little Choptank River- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 to 10 kt...becoming S 15 kt with gusts to 20 kt late. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming SW late. Gusts up to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...N winds 5 to 10 kt...becoming S 10 to 15 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 to 2 ft. $$ ANZ542-182000- Patuxent River to Broomes Island MD- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... .TODAY...SE winds 5 kt...increasing to 15 kt with gusts to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming SW 5 to 10 kt late. Gusts up to 20 kt. Waves 1 ft. Scattered showers. .SUN...NW winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft. Showers. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 kt...becoming S. Waves 1 ft. .WED...W winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. $$ ANZ534-182000- Chesapeake Bay from Drum Point to Smith Point- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 to 2 ft...building to 3 ft late. .TONIGHT...SE winds 15 kt...becoming S late. Gusts up to 20 kt. Waves 3 ft. .SUN...NW winds 20 to 25 kt. Gusts up to 30 kt. Waves 4 ft. Showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .TUE...N winds 5 to 10 kt...becoming S in the afternoon, then increasing to 15 to 20 kt. Waves 1 to 2 ft... building to 3 ft after midnight. .WED...SW winds 15 to 20 kt...becoming W 5 to 10 kt in the afternoon and evening, then becoming N after midnight. Waves 2 to 3 ft... subsiding to 1 ft. $$ ANZ543-182000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 757 AM EDT Sat Apr 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH SUNDAY AFTERNOON... .TODAY...E winds 5 to 10 kt...becoming SE 15 kt with gusts to 20 kt this afternoon. Waves 1 ft. .TONIGHT...SE winds 10 to 15 kt...becoming S late. Gusts up to 20 kt. Waves 2 ft. .SUN...W winds 15 to 20 kt...becoming NW 20 to 25 kt in the late morning and afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. Numerous showers. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...N winds 10 to 15 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt...becoming SW 15 to 20 kt. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt...diminishing to 5 to 10 kt in the afternoon and evening, then becoming N after midnight. Waves 1 to 2 ft. $$