Coastal Waters Forecast
Issued by NWS
Issued by NWS
487 FZAK51 PAFC 211220 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 320 AM AKST Fri Nov 21 2025 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. PKZ197-220100- 320 AM AKST Fri Nov 21 2025 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... A 971 mb low 70 nm S of Seward moves to 50 nm NW of Middleton Island at 979 mb by Fri afternoon before pushing inland. A 998 mb low arrives 120 nm E of Kodiak by Sat morning and moves to 140 nm SE of Middleton Island at 1002 mb by Sun morning. $$ PKZ710-220100- Cape Suckling to Gravel Point out to 15 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...S wind 30 kt. Seas 18 ft. Rain showers. .TONIGHT...S wind 20 kt in the evening becoming variable 10 kt. Seas 16 ft. .SAT...E wind 15 kt. Seas 11 ft. .SAT NIGHT...NE wind 15 kt. Seas 8 ft. .SUN...NE wind 15 kt. Seas 7 ft. .MON THROUGH TUE...E wind 25 kt. Seas 7 ft. $$ PKZ711-220100- Gravel Point to Cape Cleare out to 15 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...SW wind 30 kt. Seas 17 ft. Rain showers. .TONIGHT...SW wind 25 kt becoming S 15 kt after midnight. Seas 16 ft. .SAT...SE wind 15 kt. Seas 9 ft. .SAT NIGHT...NE wind 15 kt. Seas 7 ft. .SUN...NE wind 15 kt. Seas 6 ft. .MON THROUGH TUE...E wind 25 kt. Seas 8 ft. $$ PKZ712-220100- Cape Suckling to Cape Cleare from 15 to 75 NM- 320 AM AKST Fri Nov 21 2025 ...GALE WARNING TODAY... .TODAY...SW wind 35 kt. Seas 22 ft. Rain showers. .TONIGHT...SW wind 25 kt becoming S 15 kt after midnight. Seas 17 ft. .SAT...SE wind 15 kt. Seas 12 ft. .SAT NIGHT...NE wind 15 kt. Seas 9 ft. .SUN...NE wind 15 kt. Seas 6 ft. .MON THROUGH TUE...E wind 25 kt. Seas 9 ft. $$ PKZ715-220100- Cape Cleare to Gore Point out to 15 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...SW wind 30 kt. Seas 14 ft. Rain showers. .TONIGHT...SW wind 25 kt becoming S 15 kt after midnight. Seas 12 ft. .SAT...NE wind 15 kt. Seas 8 ft. .SAT NIGHT...N wind 15 kt. Seas 6 ft. .SUN...Variable wind 10 kt. Seas 5 ft. .MON THROUGH TUE...E wind 25 kt. Seas 10 ft. $$ PKZ716-220100- Cape Cleare to Gore Point from 15 to 75 NM- 320 AM AKST Fri Nov 21 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt. Seas 19 ft. Rain showers. .TONIGHT...SW wind 25 kt. Seas 14 ft. .SAT...Variable wind 10 kt. Seas 9 ft. .SAT NIGHT...NE wind 15 kt. Seas 7 ft. .SUN...Variable wind 10 kt. Seas 5 ft. .MON THROUGH TUE...E wind 30 kt. Seas 11 ft. $$ PKZ714-220100- Resurrection Bay- 320 AM AKST Fri Nov 21 2025 .TODAY...N wind 10 kt. Seas 3 ft. Rain showers. .TONIGHT...S wind 15 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Snow. .SAT...N wind 10 kt. Seas 2 ft. .SAT NIGHT...N wind 15 kt. Seas 3 ft. .SUN...N wind 15 kt. Seas 3 ft. .MON THROUGH TUE...N wind 10 kt. Seas 2 ft. $$ PKZ724-220100- Northwest Prince William Sound- 320 AM AKST Fri Nov 21 2025 .TODAY...NE wind 20 kt. Seas 4 ft. Rain showers. .TONIGHT...S wind 15 kt. Seas 3 ft. Snow showers and rain showers. .SAT...E wind 10 kt. Seas 2 ft. Snow showers and rain showers. .SAT NIGHT...N wind 10 kt. Seas 2 ft. .SUN...N wind 10 kt. Seas 2 ft. .MON THROUGH TUE...NE wind 15 kt. Seas 3 ft. $$ PKZ725-220100- Central and Eastern Prince William Sound- 320 AM AKST Fri Nov 21 2025 .TODAY...SE wind 20 kt. Seas 4 ft. Rain showers. .TONIGHT...S wind 20 kt. Seas 4 ft. Rain showers. .SAT...E wind 10 kt. Seas 2 ft. .SAT NIGHT...NE wind 10 kt. Seas 2 ft. .SUN...NE wind 10 kt. Seas 2 ft. .MON THROUGH TUE...NE wind 20 kt. Seas 3 ft. $$ PKZ726-220100- Southwest Prince William Sound- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH TONIGHT... .TODAY...NE wind 20 kt becoming SW 25 kt in the afternoon. Seas 4 ft. Rain showers. .TONIGHT...SW wind 25 kt becoming S 15 kt after midnight. Seas 4 ft. Snow showers and rain showers. .SAT...E wind 10 kt. Seas 2 ft. .SAT NIGHT...N wind 10 kt. Seas 2 ft. .SUN...N wind 10 kt. Seas 2 ft. .MON THROUGH TUE...NE wind 15 kt. Seas 3 ft. $$ PKZ720-220100- Port of Valdez- 320 AM AKST Fri Nov 21 2025 .TODAY...Variable wind less than 10 kt becoming E 10 kt in the afternoon. Seas 2 ft. Rain showers. .TONIGHT...E wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Snow showers and rain showers. .SAT...Variable wind less than 10 kt. Seas 2 ft. Snow showers. .SAT NIGHT...NE wind 10 kt. Seas 2 ft. .SUN THROUGH TUE...NE wind 10 kt. Seas 2 ft. $$ PKZ721-220100- Valdez Narrows- 320 AM AKST Fri Nov 21 2025 .TODAY...NE wind 20 kt. Seas 3 ft. Rain showers. .TONIGHT...SW wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Snow showers and rain showers. .SAT...N wind 20 kt. Seas 3 ft. Snow showers. .SAT NIGHT...N wind 20 kt. Seas 3 ft. .SUN THROUGH TUE...N wind 20 kt. Seas 3 ft. $$ PKZ722-220100- Valdez Arm- 320 AM AKST Fri Nov 21 2025 .TODAY...NE wind 20 kt. Seas 4 ft. Rain showers. .TONIGHT...S wind 15 kt becoming SE 10 kt after midnight. Seas 3 ft. Rain showers and snow showers. .SAT...NE wind 15 kt. Seas 3 ft. Snow showers. .SAT NIGHT...NE wind 15 kt. Seas 3 ft. .SUN THROUGH TUE...NE wind 15 kt. Seas 3 ft. $$ PKZ723-220100- Passage Canal- 320 AM AKST Fri Nov 21 2025 .TODAY...E wind 10 kt becoming W in the afternoon. Seas 2 ft. Rain showers and snow showers. .TONIGHT...W wind 10 kt becoming E after midnight. Seas 2 ft. Snow showers and rain. .SAT...E wind 10 kt becoming W in the afternoon. Seas 2 ft. Widespread snow showers. .SAT NIGHT...W wind 15 kt. Seas 2 ft. .SUN...W wind 15 kt. Seas 2 ft. .MON THROUGH TUE...E wind 10 kt. Seas 2 ft. $$ PKZ730-220100- West of Barren Islands Including Kamishak Bay- 320 AM AKST Fri Nov 21 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt. Seas 9 ft. .TONIGHT...W wind 25 kt. Seas 7 ft. .SAT...NW wind 30 kt. Seas 7 ft. .SAT NIGHT...NW wind 25 kt. Seas 6 ft. .SUN...N wind 20 kt. Seas 5 ft. .MON THROUGH TUE...E wind 30 kt. Seas 9 ft. $$ PKZ731-220100- Barren Islands East- 320 AM AKST Fri Nov 21 2025 ...GALE WARNING TODAY... .TODAY...W wind 35 kt. Seas 9 ft. Rain. .TONIGHT...W wind 20 kt. Seas 7 ft. .SAT...NW wind 25 kt. Seas 6 ft. .SAT NIGHT...NW wind 20 kt. Seas 4 ft. .SUN...N wind 15 kt. Seas 4 ft. .MON THROUGH TUE...E wind 30 kt. Seas 12 ft. $$ PKZ733-220100- Gore Point to Marmot Island from 15 to 80 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...W wind 30 kt. Seas 17 ft. .TONIGHT...SW wind 25 kt. Seas 12 ft. .SAT...NW wind 20 kt. Seas 10 ft. .SAT NIGHT...N wind 15 kt. Seas 7 ft. .SUN...NW wind 15 kt. Seas 5 ft. .MON THROUGH TUE...E wind 30 kt. Seas 14 ft. $$ PKZ732-220100- Marmot Island to Sitkinak out to 15 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...W wind 30 kt. Seas 12 ft. .TONIGHT...W wind 20 kt. Seas 10 ft. .SAT...NW wind 20 kt. Seas 9 ft. .SAT NIGHT...NW wind 15 kt. Seas 6 ft. .SUN...W wind 15 kt. Seas 4 ft. .MON THROUGH TUE...E wind 30 kt. Seas 16 ft. $$ PKZ734-220100- Marmot Island To Sitkinak from 15 to 85 NM- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TODAY...W wind 30 kt. Seas 18 ft. .TONIGHT...W wind 25 kt. Seas 16 ft. .SAT...NW wind 25 kt. Seas 14 ft. .SAT NIGHT...NW wind 20 kt. Seas 10 ft. .SUN...W wind 20 kt. Seas 7 ft. .MON THROUGH TUE...E wind 30 kt. Seas 17 ft. $$ PKZ736-220100- Chiniak Bay- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 25 kt. Gusts to 35 kt early. Seas 4 ft. .TONIGHT...SW wind 10 kt. Seas 3 ft. .SAT...NW wind 10 kt. Seas 2 ft. .SAT NIGHT...NW wind 15 kt. Seas 2 ft. .SUN...NW wind 10 kt. Seas 3 ft. .MON THROUGH TUE...E wind 25 kt. Seas 10 ft. $$ PKZ737-220100- Marmot Bay- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 30 kt. Gusts to 35 kt early. Seas 6 ft. .TONIGHT...W wind 15 kt diminishing to 10 kt after midnight. Seas 3 ft. .SAT...W wind 15 kt becoming NW 10 kt in the afternoon. Seas 2 ft. .SAT NIGHT...NW wind 10 kt. Seas 1 ft. .SUN...NE wind 10 kt. Seas 3 ft. .MON THROUGH TUE...E wind 25 kt. Seas 10 ft. $$ PKZ738-220100- Shelikof Strait- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY TODAY AND SATURDAY... .TODAY...W wind 30 kt. Seas 8 ft. .TONIGHT...W wind 20 kt. Seas 5 ft. .SAT...NW wind 25 kt. Seas 5 ft. .SAT NIGHT...NW wind 20 kt. Seas 5 ft. .SUN...NE wind 15 kt. Seas 3 ft. .MON...E wind 30 kt. Seas 9 ft. .TUE...E wind 25 kt. Seas 7 ft. $$ PKZ742-220100- Cook Inlet Kalgin Island to Point Bede- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...NW wind 25 kt. Seas 5 ft. Rain with snow. .TONIGHT...W wind 20 kt diminishing to 10 kt after midnight. Seas 4 ft subsiding to 2 ft after midnight. .SAT...N wind 10 kt. Seas 3 ft. .SAT NIGHT...N wind 10 kt. Seas 3 ft. .SUN...NE wind 10 kt. Seas 3 ft. .MON THROUGH TUE...NE wind 25 kt. Seas 6 ft. $$ PKZ740-220100- Cook Inlet North of Kalgin Island- 320 AM AKST Fri Nov 21 2025 .TODAY...N wind 10 kt becoming S in the afternoon. Seas 3 ft. .TONIGHT...S wind 10 kt. Seas 2 ft. Snow. .SAT...NE wind 10 kt. Seas 2 ft. .SAT NIGHT...NE wind 10 kt. Seas 3 ft. .SUN...NE wind 10 kt. Seas 3 ft. .MON THROUGH TUE...N wind 20 kt. Seas 5 ft. $$ PKZ741-220100- Kachemak Bay- 320 AM AKST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY TODAY... .TODAY...W wind 25 kt. Seas 8 ft. Snow and rain. .TONIGHT...SW wind 20 kt diminishing to 10 kt after midnight. Seas 4 ft subsiding to 2 ft after midnight. Snow. .SAT...S wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .SAT NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SUN...NE wind 10 kt. Seas 2 ft. .MON THROUGH TUE...NE wind 20 kt. Seas 4 ft. $$