833 FZUS53 KGRB 170006 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 706 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-170400- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 706 PM CDT Thu Apr 16 2026 .TONIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 2 to 4 ft. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering W 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. A chance of thunderstorms in the evening. Rain showers. .SATURDAY...W wind 15 to 25 kts. Waves 1 to 3 ft. A chance of showers. $$ LMZ541-170400- Rock Island Passage to Sturgeon Bay WI- 706 PM CDT Thu Apr 16 2026 .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 15 to 25 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Areas of dense fog in the morning. .FRIDAY NIGHT...S wind 15 to 25 kts veering SW after midnight. Waves 4 to 7 ft. Rain showers and a chance of thunderstorms. .SATURDAY...W wind 15 to 25 kts decreasing to 10 to 15 kts in the late morning and afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. A chance of showers. $$ LMZ542-543-170400- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 706 PM CDT Thu Apr 16 2026 .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to to 30 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Areas of dense fog in the morning. .FRIDAY NIGHT...S wind to 30 kts veering W 15 to 25 kts after midnight. Waves 4 to 7 ft. A chance of thunderstorms in the evening. Rain showers. .SATURDAY...W wind 15 to 25 kts. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. A chance of showers. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday. Wave height forecast is for ice free areas.  241 FZUS53 KMKX 170010 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 710 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-170400- Sheboygan to Port Washington WI- 710 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .TONIGHT...Northeast wind 5 to 15 knots becoming southeast 5 knots late in the evening, then becoming south after midnight becoming south 5 to 10 knots early in the morning. Patchy dense fog in the evening, then widespread dense fog in the late evening and overnight. Waves around 1 foot. .FRIDAY...South wind 10 to 15 knots with gusts to around 20 knots rising to 15 to 20 knots with gusts to around 25 knots in the afternoon. Widespread dense fog in the morning. chance of showers and slight chance of thunderstorms in the afternoon. Waves around 1 foot building to 3 to 5 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Patchy fog through the night. showers likely through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. Waves 5 to 7 feet subsiding to 3 to 5 feet early in the morning. .SATURDAY...Northwest wind 10 to 20 knots backing west early in the afternoon, then becoming 15 to 20 knots late in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 3 to 4 feet subsiding to 1 to 3 feet early in the afternoon, then building to 2 to 4 feet late in the afternoon. $$ LMZ644-170400- Port Washington to North Point Light WI- 710 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .TONIGHT...Northeast wind 5 to 10 knots becoming east late in the evening, then becoming south after midnight becoming south 5 to 10 knots early in the morning. Widespread dense fog. Waves around 1 foot. .FRIDAY...South wind 10 to 15 knots backing southeast late in the morning, then becoming south 15 to 20 knots with gusts to around 25 knots in the afternoon. Widespread dense fog in the morning. slight chance of showers and thunderstorms in the afternoon. Waves around 1 foot building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Rain showers likely through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. patchy fog after midnight. Waves 4 to 6 feet subsiding to 3 to 4 feet. .SATURDAY...Northwest wind 10 to 20 knots backing west 15 to 20 knots in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. $$ LMZ645-170400- North Point Light to Wind Point WI- 710 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .TONIGHT...Northeast wind 5 to 10 knots easing to 5 knots late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Widespread dense fog. Waves around 1 foot. .FRIDAY...South wind 10 to 15 knots backing southeast late in the morning, then rising to 15 to 20 knots with gusts to around 25 knots in the afternoon. Widespread dense fog in the morning. Waves around 1 foot building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Rain showers likely through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. patchy fog after midnight. Waves 3 to 4 feet building to 3 to 5 feet late in the evening, then subsiding to 3 to 4 feet after midnight. .SATURDAY...Northwest wind 10 to 20 knots becoming 15 to 20 knots late in the morning, then backing west in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. $$ LMZ646-170400- Wind Point WI to Winthrop Harbor IL- 710 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .TONIGHT...Northeast wind 5 to 10 knots easing to 5 knots late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog in the evening, then widespread dense fog in the late evening and overnight. Waves around 1 foot. .FRIDAY...Southeast wind 5 to 10 knots rising to 15 to 20 knots with gusts to around 25 knots. Widespread dense fog in the morning. Waves around 1 foot building to 2 to 4 feet late in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Rain showers through around midnight. Chance of thunderstorms through the night. Chance of showers after midnight. patchy fog after midnight. Waves 3 to 4 feet. .SATURDAY...Northwest wind 15 to 20 knots backing west in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 1 to 2 feet. $$ See Lake Michigan Open Waters Forecast for Sunday through Tuesday.  879 FZUS53 KGRB 170056 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 756 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-170400- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 756 PM CDT Thu Apr 16 2026 .TONIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 2 to 4 ft. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering W 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. A chance of thunderstorms in the evening. Rain showers. .SATURDAY...W wind 15 to 25 kts. Waves 1 to 3 ft. A chance of showers. $$ LMZ541-170400- Rock Island Passage to Sturgeon Bay WI- 756 PM CDT Thu Apr 16 2026 .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 15 to 25 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Areas of dense fog in the morning. .FRIDAY NIGHT...S wind 15 to 25 kts veering SW after midnight. Waves 4 to 7 ft. Rain showers and a chance of thunderstorms. .SATURDAY...W wind 15 to 25 kts decreasing to 10 to 15 kts in the late morning and afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. A chance of showers. $$ LMZ542-543-170400- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 756 PM CDT Thu Apr 16 2026 .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to to 30 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Areas of dense fog in the morning. .FRIDAY NIGHT...S wind to 30 kts veering W 15 to 25 kts after midnight. Waves 4 to 7 ft. A chance of thunderstorms in the evening. Rain showers. .SATURDAY...W wind 15 to 25 kts. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. A chance of showers. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday. Wave height forecast is for ice free areas.