Coastal Waters Forecast
Issued by NWS
Issued by NWS
412 FZAK51 PAFC 192333 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 333 PM AKDT Sat Sep 19 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. PKZ197-201300- 333 PM AKDT Sat Sep 19 2026 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... A 975 mb North Pacific low enters the Gulf tonight 230 nm SE of Kodiak City then moves 20 nm E of Middleton Island Sun afternoon before moving into Prince William Sound Sun night at 987 mb. The system moves inland through Mon afternoon. $$ PKZ710-201300- Cape Suckling to Gravel Point out to 15 NM- 333 PM AKDT Sat Sep 19 2026 ...GALE WARNING THROUGH SUNDAY... .TONIGHT...E wind 35 kt. Seas 11 ft. Rain showers. Isolated thunderstorms after midnight. .SUN...E wind 35 kt. Seas 13 ft. Rain showers. Isolated thunderstorms. .SUN NIGHT...SE wind 20 kt. Seas 11 ft. Rain showers. .MON...S wind 20 kt. Seas 9 ft. .MON NIGHT...E wind 20 kt. Seas 8 ft. .TUE...NE wind 25 kt. Seas 9 ft. .WED...NE wind 15 kt. Seas 9 ft. .THU...SE wind 30 kt. Seas 10 ft. $$ PKZ711-201300- Gravel Point to Cape Cleare out to 15 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...E wind 30 kt. Seas 10 ft. Rain showers. Isolated thunderstorms after midnight. .SUN...E wind 30 kt. Seas 12 ft. Rain showers. Isolated thunderstorms. .SUN NIGHT...SW wind 15 kt. Seas 9 ft. Rain showers. .MON...S wind 20 kt. Seas 8 ft. .MON NIGHT...SE wind 20 kt. Seas 8 ft. .TUE...NE wind 20 kt. Seas 10 ft. .WED...NE wind 15 kt. Seas 10 ft. .THU...SE wind 30 kt. Seas 13 ft. $$ PKZ712-201300- Cape Suckling to Cape Cleare from 15 to 75 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...SE wind 30 kt. Seas 11 ft. Rain showers. Isolated thunderstorms. .SUN...E wind 30 kt becoming S 20 kt in the afternoon. Seas 13 ft. Rain showers. Isolated thunderstorms. .SUN NIGHT...SW wind 20 kt. Seas 12 ft. .MON...SW wind 20 kt. Seas 11 ft. .MON NIGHT...SE wind 25 kt. Seas 9 ft. .TUE...E wind 30 kt. Seas 11 ft. .WED...E wind 20 kt. Seas 11 ft. .THU...SE wind 30 kt. Seas 14 ft. $$ PKZ715-201300- Cape Cleare to Gore Point out to 15 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TONIGHT...NE wind 30 kt. Seas 10 ft. Rain. .SUN...N wind 25 kt. Seas 10 ft. Rain showers. .SUN NIGHT...Variable wind 10 kt. Seas 7 ft. .MON...S wind 15 kt. Seas 6 ft. .MON NIGHT...E wind 20 kt. Seas 7 ft. .TUE...NE wind 20 kt. Seas 8 ft. .WED...Variable wind 10 kt. Seas 8 ft. .THU...SE wind 25 kt. Seas 16 ft. $$ PKZ716-201300- Cape Cleare to Gore Point from 15 to 75 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...E wind 30 kt. Seas 10 ft. Rain showers. Isolated thunderstorms after midnight. .SUN...NE wind 25 kt. Seas 11 ft. Rain showers. Isolated thunderstorms in the morning. .SUN NIGHT...W wind 20 kt. Seas 8 ft. .MON...SW wind 20 kt. Seas 8 ft. .MON NIGHT...E wind 20 kt. Seas 7 ft. .TUE...NE wind 25 kt. Seas 12 ft. .WED...NE wind 15 kt. Seas 12 ft. .THU...SE wind 25 kt. Seas 16 ft. $$ PKZ714-201300- Resurrection Bay- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...N wind 20 kt. Seas 4 ft. Rain. .SUN...N wind 20 kt. Seas 4 ft. Rain showers. .SUN NIGHT...N wind 10 kt. Seas 2 ft. Rain showers. .MON...S wind 15 kt. Seas 3 ft. .MON NIGHT...N wind 15 kt. Seas 3 ft. .TUE THROUGH WED...N wind 15 kt. Seas 3 ft. .THU...S wind 15 kt. Seas 3 ft. $$ PKZ724-201300- Northwest Prince William Sound- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...NE wind 20 kt. Seas 4 ft. Rain. .SUN...N wind 15 kt. Seas 3 ft. Rain showers. .SUN NIGHT...N wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Rain showers. .MON AND MON NIGHT...E wind 10 kt. Seas 2 ft. .TUE...N wind 15 kt. Seas 2 ft. .WED...Variable wind less than 10 kt. Seas 2 ft. .THU...E wind 30 kt. Seas 6 ft. $$ PKZ725-201300- Central and Eastern Prince William Sound- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...NE wind 25 kt. Seas 4 ft. Rain showers. .SUN...NE wind 20 kt. Seas 4 ft. Rain showers. .SUN NIGHT...E wind 10 kt. Seas 2 ft. Rain showers. .MON AND MON NIGHT...E wind 15 kt. Seas 3 ft. .TUE...N wind 15 kt. Seas 3 ft. .WED...NE wind 10 kt. Seas 2 ft. .THU...SE wind 30 kt. Seas 7 ft. $$ PKZ726-201300- Southwest Prince William Sound- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY... .TONIGHT...NE wind 25 kt. Seas 4 ft. Rain. .SUN...NE wind 25 kt. Seas 4 ft. Rain showers. .SUN NIGHT...W wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Rain showers. .MON...S wind 15 kt. Seas 2 ft. .MON NIGHT...E wind 15 kt. Seas 2 ft. .TUE...N wind 15 kt. Seas 3 ft. .WED...N wind 10 kt. Seas 2 ft. .THU...SE wind 30 kt. Seas 6 ft. $$ PKZ720-201300- Port of Valdez- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain showers. .SUN...Variable wind less than 10 kt. Seas 2 ft. Rain showers. .SUN NIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain showers. .MON AND MON NIGHT...Variable wind less than 10 kt. Seas 2 ft. .TUE THROUGH THU...E wind 10 kt. Seas 3 ft. $$ PKZ721-201300- Valdez Narrows- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...N wind 25 kt. Seas 3 ft. Rain showers. .SUN...N wind 20 kt. Seas 3 ft. Rain showers. .SUN NIGHT...N wind 15 kt. Seas 3 ft. Rain showers. .MON...NE wind 10 kt. Seas 2 ft. .MON NIGHT...N wind 15 kt. Seas 3 ft. .TUE THROUGH THU...NE wind 15 kt. Seas 3 ft. $$ PKZ722-201300- Valdez Arm- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...NE wind 15 kt. Seas 3 ft. Rain. .SUN...NE wind 15 kt. Seas 3 ft. Rain showers. .SUN NIGHT...NE wind 10 kt. Seas 2 ft. Rain showers. .MON AND MON NIGHT...NE wind 15 kt. Seas 3 ft. .TUE THROUGH WED...NE wind 10 kt. Seas 2 ft. .THU...NE wind 20 kt. Seas 2 ft. $$ PKZ723-201300- Passage Canal- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...E wind 10 kt. Seas 2 ft. Rain. .SUN...W wind 10 kt increasing to 15 kt in the afternoon. Seas 2 ft. Rain showers. .SUN NIGHT...W wind 15 kt diminishing to 10 kt after midnight. Seas 2 ft. Rain showers. .MON AND MON NIGHT...E wind 10 kt. Seas 2 ft. .TUE THROUGH WED...W wind 10 kt. Seas 2 ft. .THU...E wind 10 kt. Seas 2 ft. $$ PKZ730-201300- West of Barren Islands Including Kamishak Bay- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY NIGHT... .TONIGHT...N wind 30 kt. Seas 8 ft. Rain showers. .SUN...NW wind 20 kt. Seas 5 ft. .SUN NIGHT...W wind 25 kt. Seas 5 ft. .MON AND MON NIGHT...NW wind 20 kt. Seas 5 ft. .TUE THROUGH WED...W wind 25 kt. Seas 6 ft. .THU...SE wind 30 kt. Seas 9 ft. $$ PKZ731-201300- Barren Islands East- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...NE wind 30 kt. Seas 10 ft. Rain. .SUN...N wind 20 kt. Seas 8 ft. .SUN NIGHT...W wind 25 kt. Seas 7 ft. .MON...W wind 20 kt. Seas 5 ft. .MON NIGHT...N wind 15 kt. Seas 4 ft. .TUE THROUGH WED...NW wind 25 kt. Seas 8 ft. .THU...SE wind 25 kt. Seas 16 ft. $$ PKZ733-201300- Gore Point to Marmot Island from 15 to 80 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...E wind 30 kt. Seas 11 ft. Rain showers. .SUN...N wind 25 kt. Seas 11 ft. .SUN NIGHT...W wind 20 kt. Seas 8 ft. .MON...SW wind 20 kt. Seas 8 ft. .MON NIGHT...NE wind 15 kt. Seas 6 ft. .TUE...N wind 25 kt. Seas 12 ft. .WED...NW wind 20 kt. Seas 12 ft. .THU...SE wind 25 kt. Seas 19 ft. $$ PKZ732-201300- Marmot Island to Sitkinak out to 15 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...N wind 25 kt. Seas 9 ft. Rain. .SUN...NW wind 25 kt. Seas 8 ft. .SUN NIGHT...W wind 25 kt. Seas 7 ft. .MON...NW wind 15 kt. Seas 6 ft. .MON NIGHT...NW wind 20 kt. Seas 5 ft. .TUE...NW wind 25 kt. Seas 7 ft. .WED...W wind 15 kt. Seas 7 ft. .THU...S wind 30 kt. Seas 22 ft. $$ PKZ734-201300- Marmot Island To Sitkinak from 15 to 85 NM- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT... .TONIGHT...NW wind 30 kt. Seas 11 ft. Isolated thunderstorms before midnight. .SUN...NW wind 30 kt. Seas 12 ft. .SUN NIGHT...W wind 30 kt. Seas 12 ft. .MON...SW wind 20 kt. Seas 10 ft. .MON NIGHT...NW wind 25 kt. Seas 8 ft. .TUE...N wind 25 kt. Seas 9 ft. .WED...W wind 20 kt. Seas 9 ft. .THU...S wind 25 kt. Seas 25 ft. $$ PKZ736-201300- Chiniak Bay- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...N wind 25 kt. Seas 9 ft subsiding to 5 ft after midnight. Rain. .SUN...NW wind 20 kt. Seas 4 ft. .SUN NIGHT...SW wind 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. .MON NIGHT...NW wind 15 kt. Seas 2 ft. .TUE...NW wind 20 kt. Seas 4 ft. .WED...SW wind 15 kt. Seas 3 ft. .THU...S wind 25 kt. Seas 9 ft. $$ PKZ737-201300- Marmot Bay- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...NE wind 25 kt. Seas 9 ft subsiding to 4 ft after midnight. Rain. .SUN...NW wind 15 kt. Seas 2 ft. .SUN NIGHT...W wind 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. .MON NIGHT...NW wind 15 kt. Seas 2 ft. .TUE...NW wind 20 kt. Seas 3 ft. .WED...SW wind 15 kt. Seas 4 ft. .THU...SE wind 25 kt. Seas 8 ft. $$ PKZ738-201300- Shelikof Strait- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...N wind 30 kt. Seas 7 ft. Rain showers. .SUN...W wind 20 kt. Seas 4 ft. .SUN NIGHT...W wind 20 kt. Seas 4 ft. .MON AND MON NIGHT...NW wind 20 kt. Seas 3 ft. .TUE...NW wind 20 kt. Seas 4 ft. .WED...SW wind 20 kt. Seas 4 ft. .THU...SE wind 25 kt. Seas 6 ft. $$ PKZ742-201300- Cook Inlet Kalgin Island to Point Bede- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...N wind 25 kt. Seas 6 ft. Rain. .SUN...N wind 15 kt. Seas 4 ft. Rain. .SUN NIGHT...W wind 15 kt becoming NW 10 kt after midnight. Seas 2 ft. .MON...N wind 10 kt. Seas 2 ft. .MON NIGHT...Variable wind less than 10 kt. Seas 2 ft. .TUE...N wind 15 kt. Seas 3 ft. .WED...NE wind 10 kt. Seas 2 ft. .THU...E wind 30 kt. Seas 7 ft. $$ PKZ740-201300- Cook Inlet North of Kalgin Island- 333 PM AKDT Sat Sep 19 2026 ...SMALL CRAFT ADVISORY TONIGHT... .TONIGHT...N wind 25 kt. Seas 4 ft. Rain showers. .SUN...N wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .SUN NIGHT...NW wind 15 kt becoming N 10 kt after midnight. Seas 2 ft. .MON AND MON NIGHT...Variable wind less than 10 kt. Seas 2 ft. .TUE THROUGH WED...NE wind 10 kt. Seas 2 ft. .THU...E wind 20 kt. Seas 5 ft. $$ PKZ741-201300- Kachemak Bay- 333 PM AKDT Sat Sep 19 2026 .TONIGHT...Variable wind 10 kt except N 20 kt in the outer bay. Seas 2 ft. Rain. .SUN...Variable wind 10 kt except N 15 kt in the outer bay. Seas 2 ft. Rain. .SUN NIGHT...W wind 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. .MON NIGHT...Variable wind less than 10 kt. Seas 2 ft. .TUE...N wind 10 kt. Seas 2 ft. .WED...Variable wind less than 10 kt. Seas 2 ft. .THU...SE wind 25 kt. Seas 3 ft. $$