247 FZPN25 KWBC 170938 OFFPZ5 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 238 AM PDT Fri Apr 17 2026 Washington and Oregon waters- Inner waters from 60 nm to 150 nm offshore. Outer waters from 150 nm to 250 nm offshore. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. PZZ898-172145- 238 AM PDT Fri Apr 17 2026 .SYNOPSIS FOR WASHINGTON AND OREGON WATERS...High pressure will move over the waters today into tonight, then weaken late Sat into Sat night. A strengthening low will move towards the waters late Sat into Sat night, then track S just W of the waters Sun and Sun night. An associated warm front will approach the area from the W Sat into Sat night. A cold front will move into the waters Sat night, then stall Sun into Mon. Weak area of high pressure will build in from the NW Mon night into Tue night as the low tracks S. $$ PZZ800-172145- Cape Flattery to Cape Shoalwater between 60 NM and 150 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...NW winds less than 10 kt, becoming S. Seas 4 to 6 ft. .TONIGHT...S to SE winds 5 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 15 to 25 kt. Seas 4 to 8 ft. .SAT NIGHT...S to SE winds 15 to 25 kt. Seas 5 to 8 ft. Slight chance of rain. .SUN...SE winds 10 to 20 kt, becoming E to SE 5 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...SE winds 5 to 15 kt, becoming variable. Seas 5 to 8 ft. .MON...N winds 5 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SW winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. $$ PZZ900-172145- Cape Flattery to Cape Shoalwater between 150 NM and 250 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...W to NW winds less than 10 kt, becoming variable early, then, becoming S 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...S to SE winds 20 to 30 kt. Seas 6 to 10 ft. .SAT...S to SE winds 15 to 25 kt. Seas 6 to 10 ft. Chance of rain. .SAT NIGHT...S to SE winds 15 to 25 kt. Seas 5 to 8 ft. Slight chance of rain. .SUN...E to SE winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...E winds 5 to 15 kt, diminishing to less than 10 kt. Seas 6 to 9 ft. .MON...N winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...N winds 15 to 25 kt. Seas 6 to 7 ft. .TUE...N winds 15 to 25 kt. Seas 6 to 7 ft. .TUE NIGHT...N winds 15 to 25 kt. Seas 7 to 9 ft. $$ PZZ805-172145- Cape Shoalwater to Cape Lookout between 60 NM and 150 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...NW winds 5 to 10 kt, becoming variable early, then, becoming E to SE. Seas 4 to 7 ft. .TONIGHT...Variable winds less than 10 kt, becoming SE. Seas 3 to 5 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...S winds 15 to 20 kt. Seas 4 to 7 ft. .SUN...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...SE winds 5 to 15 kt, becoming 5 to 10 kt. Seas 5 to 9 ft. .MON...N winds 5 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...Variable winds less than 10 kt, becoming S. Seas 5 to 6 ft. .TUE...S to SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 5 to 6 ft. .TUE NIGHT...W to SW winds 5 to 15 kt, becoming W to NW 10 to 20 kt. Seas 5 to 8 ft. $$ PZZ905-172145- Cape Shoalwater to Cape Lookout between 150 NM and 250 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...Variable winds less than 10 kt, becoming S to SE 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...S winds 15 to 25 kt. Seas 5 to 9 ft. .SAT...S winds 15 to 25 kt. Seas 5 to 9 ft. Chance of rain. .SAT NIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft. Slight chance of rain. .SUN...SE winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...SE winds 5 to 15 kt, becoming N to NE. Seas 7 to 11 ft. .MON...N winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft. $$ PZZ810-172145- Cape Lookout to Florence, OR between 60 NM and 150 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...N to NE winds 5 to 10 kt, becoming E to NE. Seas 4 to 7 ft. .TONIGHT...N to NE winds 5 to 15 kt, becoming variable. Seas 3 to 5 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...S winds 15 to 20 kt. Seas 4 to 7 ft. .SUN...SE winds 15 to 25 kt. Seas 5 to 8 ft. .SUN NIGHT...E to SE winds 5 to 15 kt. Seas 6 to 10 ft. .MON...N to NE winds 5 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...Variable winds less than 5 kt, becoming S 5 to 15 kt. Seas 5 to 7 ft. .TUE...S winds 5 to 10 kt. Seas 5 to 6 ft. .TUE NIGHT...Variable winds less than 5 kt, becoming N to NW. Seas 5 to 7 ft. $$ PZZ910-172145- Cape Lookout to Florence, OR between 150 NM and 250 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...Variable winds less than 10 kt, becoming S to SE. Seas 4 to 6 ft. .TONIGHT...S winds 15 to 25 kt. Seas 4 to 7 ft. .SAT...S winds 10 to 20 kt. Seas 4 to 7 ft. Chance of rain. .SAT NIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft. Slight chance of rain. .SUN...SE winds 15 to 25 kt. Seas 6 to 11 ft. .SUN NIGHT...Variable winds 5 to 15 kt, becoming E to NE 10 to 20 kt. Seas 8 to 12 ft. .MON...N winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 20 kt, becoming N to NE less than 10 kt. Seas 5 to 7 ft. .TUE...Variable winds less than 10 kt, becoming N. Seas 5 to 6 ft. .TUE NIGHT...N to NW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 6 to 7 ft. $$ PZZ815-172145- Florence, OR to Point St. George between 60 NM and 150 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...N to NE winds 10 to 20 kt. Seas 4 to 8 ft. .TONIGHT...N winds 5 to 15 kt, becoming variable. Seas 3 to 6 ft. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 4 to 7 ft. Slight chance of rain. .SUN...S winds 15 to 25 kt. Seas 5 to 8 ft. .SUN NIGHT...S to SE winds 15 to 25 kt. Seas 6 to 10 ft. .MON...N to NE winds 5 to 15 kt. Seas 6 to 10 ft. .MON NIGHT...S to SW winds 5 to 15 kt, becoming S 10 to 20 kt. Seas 5 to 8 ft. .TUE...S winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 5 to 6 ft. .TUE NIGHT...S to SW winds less than 10 kt, becoming N. Seas 5 to 6 ft. $$ PZZ915-172145- Florence, OR to Point St. George between 150 NM and 250 NM offshore- 238 AM PDT Fri Apr 17 2026 .TODAY...E to NE winds 5 to 15 kt, becoming S to SE. Seas 4 to 7 ft. .TONIGHT...S winds 10 to 20 kt. Seas 3 to 6 ft. .SAT...S winds 10 to 20 kt. Seas 4 to 7 ft. Chance of rain. .SAT NIGHT...S winds 15 to 25 kt. Seas 4 to 8 ft. Slight chance of rain. .SUN...S to SE winds 15 to 25 kt. Seas 6 to 11 ft. .SUN NIGHT...N to NE winds 5 to 15 kt, becoming E to NE 15 to 25 kt. Seas 7 to 12 ft. .MON...N to NE winds 5 to 15 kt. Seas 6 to 10 ft. .MON NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...W to NW winds 5 to 15 kt, becoming N. Seas 5 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. $$ .Forecaster Holley. Ocean Prediction Center.  898 FZPN26 KWBC 170942 OFFPZ6 Offshore Waters Forecast NWS Ocean Prediction Center Washington DC 242 AM PDT Fri Apr 17 2026 California waters- Inner waters from 60 nm to 150 nm offshore. Outer waters from 150 nm to 250 nm offshore. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. PZZ899-172145- 242 AM PDT Fri Apr 17 2026 .SYNOPSIS FOR CALIFORNIA WATERS...A cold front will dissipate over the far S waters this morning. High pressure across the N and central waters will gradually weaken to the W and NW of the area today and tonight. A coastal trough will expand S along the entire California coast on today. Another cold front will move over the N and central waters late Sat and Sat night, then stall over the central and S waters Sun into Mon night. The front will slowly move S Tue into Tue night. An associated low pressure system is expected to track S towards the N waters later Sun night. The low will slowly drift S and SE Mon into Tue night. $$ PZZ820-172145- Point St. George to Point Arena between 60 NM and 150 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 7 to 12 ft. .TONIGHT...N winds 10 to 20 kt. Seas 4 to 8 ft. .SAT...W to NW winds 5 to 15 kt, becoming S to SW. Seas 3 to 6 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 4 to 7 ft. .SUN...S winds 10 to 20 kt. Seas 5 to 8 ft. .SUN NIGHT...S to SE winds 15 to 25 kt. Seas 6 to 11 ft. .MON...W winds less than 10 kt, becoming W to SW. Seas 8 to 11 ft. .MON NIGHT...S to SW winds less than 10 kt, increasing to 5 to 15 kt. Seas 7 to 9 ft. .TUE...W to SW winds 5 to 15 kt, becoming S to SW. Seas 5 to 7 ft. .TUE NIGHT...W to SW winds 5 to 10 kt, becoming NW 5 to 15 kt. Seas 5 to 6 ft. $$ PZZ920-172145- Point St. George to Point Arena between 150 NM and 250 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt, diminishing to 5 to 15 kt. Seas 6 to 10 ft. .TONIGHT...NW winds 5 to 15 kt, becoming S to SW. Seas 4 to 7 ft. .SAT...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .SAT NIGHT...S winds 15 to 25 kt. Seas 4 to 8 ft. Slight chance of rain early. .SUN...S winds 15 to 25 kt. Seas 5 to 8 ft. .SUN NIGHT...Variable winds 5 to 15 kt. Seas 7 to 12 ft. .MON...Variable winds 5 to 15 kt. Seas 8 to 11 ft. .MON NIGHT...W to NW winds 5 to 15 kt. Seas 6 to 8 ft. .TUE...W winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 5 to 15 kt, becoming N 10 to 20 kt. Seas 5 to 6 ft. $$ PZZ825-172145- Point Arena to Pigeon Point between 60 NM and 150 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 8 to 12 ft. .TONIGHT...N to NW winds 10 to 20 kt. Seas 5 to 8 ft. .SAT...NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 7 ft. .SAT NIGHT...W to NW winds 5 to 15 kt, becoming S to SW. Seas 3 to 5 ft. .SUN...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 7 ft. .MON...W winds 10 to 15 kt, becoming SW. Seas 6 to 10 ft. .MON NIGHT...SW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 7 to 10 ft. .TUE...Variable winds less than 10 kt. Seas 6 to 7 ft. .TUE NIGHT...W winds 5 to 15 kt, becoming NW. Seas 5 to 6 ft. $$ PZZ925-172145- Point Arena to Pigeon Point between 150 NM and 250 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 6 to 11 ft. .TONIGHT...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to 8 ft. .SAT...NW winds 5 to 15 kt, becoming SW. Seas 3 to 6 ft. .SAT NIGHT...SW winds 5 to 15 kt, becoming S 15 to 25 kt. Seas 4 to 7 ft. .SUN...S winds 10 to 20 kt. Seas 4 to 7 ft. .SUN NIGHT...S to SW winds 10 to 20 kt, becoming SW 5 to 15 kt. Seas 6 to 11 ft. .MON...W winds 5 to 15 kt, becoming SW. Seas 6 to 11 ft. .MON NIGHT...SW winds 5 to 15 kt, becoming N to NW. Seas 7 to 9 ft. .TUE...NW winds 5 to 15 kt, becoming W to NW 10 to 20 kt. Seas 6 to 7 ft. .TUE NIGHT...W to NW winds 10 to 20 kt. Seas 5 to 6 ft. $$ PZZ830-172145- Pigeon Point to Point Piedras Blancas between 60 NM and 150 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 8 to 12 ft. .TONIGHT...N to NW winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...N to NW winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas 3 to 6 ft. .SUN...SW winds 5 to 10 kt, becoming S 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds 10 to 20 kt. Seas 4 to 7 ft. .MON...W winds 5 to 15 kt, becoming SW. Seas 5 to 9 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 8 to 10 ft. .TUE...SW winds 5 to 15 kt, becoming W to NW. Seas 6 to 8 ft. .TUE NIGHT...NW winds 5 to 15 kt. Seas 5 to 7 ft. $$ PZZ930-172145- Pigeon Point to Point Piedras Blancas between 150 NM and 250 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 7 to 12 ft. .TONIGHT...N winds 10 to 20 kt. Seas 5 to 9 ft. .SAT...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .SAT NIGHT...W to NW winds 5 to 10 kt, becoming SW 5 to 15 kt. Seas 3 to 5 ft. .SUN...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .SUN NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 7 ft. .MON...W to SW winds 10 to 15 kt. Seas 6 to 10 ft. .MON NIGHT...SW winds 5 to 15 kt. Seas 8 to 10 ft. .TUE...W to NW winds 5 to 15 kt, becoming NW 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...W to NW winds 10 to 15 kt. Seas 5 to 7 ft. $$ PZZ835-172145- Point Piedras Blancas to Santa Cruz Island, CA between 60 NM and 150 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 8 to 12 ft. .TONIGHT...N to NW winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...N winds 15 to 20 kt, becoming N to NW 10 to 15 kt. Seas 6 to 8 ft. .SAT NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 4 to 6 ft. .SUN...W to NW winds 5 to 10 kt, becoming W to SW. Seas 3 to 4 ft. .SUN NIGHT...SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 6 ft. .MON...S to SW winds 5 to 15 kt. Seas 5 to 8 ft. .MON NIGHT...W to SW winds 5 to 15 kt. Seas 5 to 9 ft. .TUE...W to SW winds 5 to 15 kt. Seas 7 to 8 ft. .TUE NIGHT...W to NW winds 15 to 20 kt, becoming NW 10 to 15 kt. Seas 6 to 7 ft. $$ PZZ935-172145- Point Piedras Blancas to Santa Cruz Island, CA between 150 NM and 250 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N winds 15 to 25 kt. Seas 9 to 12 ft. .TONIGHT...N winds 15 to 20 kt. Seas 7 to 9 ft. .SAT...N to NW winds 5 to 15 kt. Seas 5 to 8 ft. .SAT NIGHT...NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas 3 to 6 ft. .SUN...W to SW winds 5 to 15 kt, becoming S to SW 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON...W winds 5 to 15 kt. Seas 5 to 9 ft. .MON NIGHT...W winds 10 to 15 kt, becoming SW. Seas 6 to 9 ft. .TUE...W to NW winds 15 to 20 kt. Seas 7 to 9 ft. .TUE NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas 6 to 8 ft. $$ PZZ840-172145- Santa Cruz Island, CA to San Clemente Island, CA between 60 NM and 150 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...NW winds 15 to 25 kt, becoming N 10 to 20 kt. Seas 6 to 11 ft. .TONIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .SAT...N to NW winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas 4 to 8 ft. .SAT NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 6 ft. .SUN...NW winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...W to NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt. Seas 3 to 4 ft. .MON...W to SW winds 5 to 15 kt, becoming S to SW. Seas 3 to 5 ft. .MON NIGHT...W to SW winds 5 to 15 kt, becoming W 5 to 10 kt. Seas 5 to 8 ft. .TUE...W winds 5 to 15 kt. Seas 5 to 8 ft. .TUE NIGHT...W to NW winds 10 to 15 kt. Seas 4 to 7 ft. $$ PZZ940-172145- Santa Cruz Island, CA to 120W between 150 NM and 250 NM offshore- 242 AM PDT Fri Apr 17 2026 .TODAY...N to NW winds 15 to 20 kt. Seas 8 to 11 ft. .TONIGHT...N winds 10 to 20 kt. Seas 7 to 9 ft. .SAT...N winds 10 to 15 kt, becoming NW. Seas 6 to 8 ft. .SAT NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 4 to 6 ft. .SUN...W to NW winds 5 to 10 kt. Seas 3 to 5 ft. .SUN NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. .MON...W to SW winds 5 to 15 kt. Seas 4 to 7 ft. .MON NIGHT...W to SW winds 5 to 15 kt. Seas 5 to 9 ft. .TUE...W winds 5 to 15 kt. Seas 4 to 8 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft. $$ PZZ945-172145- San Clemente Island, CA to 30N from 60 NM offshore west to 120W- 242 AM PDT Fri Apr 17 2026 .TODAY...NW winds 10 to 20 kt, becoming W to NW 5 to 15 kt. Seas 6 to 9 ft. .TONIGHT...NW winds 10 to 20 kt, becoming N 5 to 15 kt. Seas 5 to 9 ft. .SAT...N to NW winds 5 to 10 kt. Seas 5 to 7 ft. .SAT NIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to 6 ft. .SUN...NW winds 5 to 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 3 to 4 ft. .MON...W to NW winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 4 ft. .TUE...W winds 5 to 10 kt. Seas 4 to 7 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. $$ .Forecaster Holley. Ocean Prediction Center.  090 FZHW60 PHFO 170955 OFFHFO Offshore Waters Forecast for Hawaii National Weather Service Honolulu HI 1155 PM HST Thu Apr 16 2026 Hawaiian offshore waters beyond 40 nautical miles out to 240 nautical miles including the portion of the Papahanaumokuakea Marine National Monument east of French Frigate Shoals Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. PHZ105-171630- 1155 PM HST Thu Apr 16 2026 .Synopsis for the Hawaiian offshore waters... A trough developing W of NW waters late today will persist through the weekend and bring isolated thunderstorms to the NW waters. High pressure will continue to build N of the area into the weekend. $$ PHZ180-171630- Hawaiian Offshore Waters- 1155 PM HST Thu Apr 16 2026 .REST OF TONIGHT...E winds 10 to 20 kt. Seas 6 ft. .FRIDAY...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms NW Half. .FRIDAY NIGHT...E winds 15 to 25 kt. Seas 6 to 7 ft. Isolated thunderstorms. .SATURDAY AND SATURDAY NIGHT...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms. .SUNDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms NW Half. $$  803 FZHW61 PHFO 170956 OFFN10 NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS NATIONAL WEATHER SERVICE HONOLULU HI 1156 PM HST THU APR 16 2026 ...Please refer to Coastal Waters Forecasts available through NOAA Weather Radio and other means for detailed coastal forecasts... .Synopsis...A trough developing W of NW waters late today will persist through the weekend and bring isolated thunderstorms to the NW waters. High pressure will continue to build N of the area into the weekend. $$ Hawaiian waters within 40 nautical miles including the channels- .TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East southeast 3 feet at 6 seconds and south 3 feet at 13 seconds. .FRIDAY...East winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 3 feet at 7 seconds. A slight chance of showers. .FRIDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East 4 feet at 6 seconds. A slight chance of showers. .SATURDAY...East northeast winds 20 to 25 knots Alenuihaha Channel...east 10 to 15 knots elsewhere. Seas 4 to 5 feet. Wave Detail: East 4 feet at 6 seconds. A chance of showers. .SATURDAY NIGHT...East northeast winds 20 to 25 knots Alenuihaha Channel...east 10 to 15 knots elsewhere. Seas 4 to 5 feet. A slight chance of showers. .SUNDAY...East northeast winds 20 to 25 knots Alenuihaha Channel...east northeast 10 to 15 knots elsewhere. Seas 4 to 5 feet. A slight chance of showers. .SUNDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. A chance of showers. .MONDAY...to Kauai, east winds 7 to 10 knots. Elsewhere, east winds 15 to 20 knots, becoming east southeast 10 to 15 knots. Seas 4 to 5 feet. A chance of showers. .TUESDAY...East winds 10 to 15 knots. Seas 5 to 7 feet. A slight chance of showers. $$ Hawaiian Offshore Waters- .REST OF TONIGHT...E winds 10 to 20 kt. Seas 6 ft. .FRIDAY...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms NW Half. .FRIDAY NIGHT...E winds 15 to 25 kt. Seas 6 to 7 ft. Isolated thunderstorms. .SATURDAY AND SATURDAY NIGHT...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms. .SUNDAY THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 ft. Isolated thunderstorms NW Half. $$