Coastal Waters Forecast
Issued by NWS
Issued by NWS
408 FZAK51 PAFC 211156 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 356 AM AKDT Thu Aug 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- 356 AM AKDT Thu Aug 21 2025 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... A 1004 mb low remains nearly stationary 400 nm southeast of Kodiak weakens to 1013 mb through Fri night. $$ PKZ710-220100- Cape Suckling to Gravel Point out to 15 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...Variable wind 10 kt. Seas 5 ft. .FRI...Variable wind 10 kt. Seas 5 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 3 ft. $$ PKZ711-220100- Gravel Point to Cape Cleare out to 15 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind 10 kt. Seas 2 ft. .TONIGHT...Variable wind 10 kt. Seas 5 ft. .FRI...Variable wind 10 kt. Seas 5 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 3 ft. $$ PKZ712-220100- Cape Suckling to Cape Cleare from 15 to 75 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...E wind 15 kt. Seas 5 ft. .TONIGHT...E wind 15 kt. Seas 7 ft. .FRI...NE wind 15 kt. Seas 7 ft. .FRI NIGHT...Variable wind 10 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SUN THROUGH MON...Variable wind 10 kt. Seas 3 ft. $$ PKZ715-220100- Cape Cleare to Gore Point out to 15 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...NE wind 15 kt. Seas 6 ft. .FRI...Variable wind 10 kt. Seas 6 ft. .FRI NIGHT...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 2 ft. $$ PKZ716-220100- Cape Cleare to Gore Point from 15 to 75 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...E wind 15 kt. Seas 5 ft. .TONIGHT...NE wind 15 kt. Seas 7 ft. .FRI...NE wind 15 kt. Seas 7 ft. .FRI NIGHT...Variable wind 10 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...SW wind 15 kt. Seas 2 ft. $$ PKZ714-220100- Resurrection Bay- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming S 10 kt in the afternoon. Seas 2 ft. .TONIGHT...Variable wind 10 kt in the evening becoming N. Seas 2 ft. .FRI...N wind 10 kt becoming S in the afternoon. Seas 2 ft. .FRI NIGHT...N wind 10 kt. Seas 2 ft. .SAT...S wind 15 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...S wind 10 kt. Seas 2 ft. $$ PKZ724-220100- Northwest Prince William Sound- 356 AM AKDT Thu Aug 21 2025 .TODAY...E wind 10 kt. Seas 2 ft. Areas of fog. .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...NW wind 10 kt. Seas 2 ft. .FRI NIGHT...NW wind 10 kt. Seas 2 ft. .SAT THROUGH MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ725-220100- Central and Eastern Prince William Sound- 356 AM AKDT Thu Aug 21 2025 .TODAY...SE wind 10 kt. Seas 2 ft. Areas of fog. .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...NW wind 10 kt. Seas 2 ft. .FRI NIGHT...NW wind 10 kt. Seas 2 ft. .SAT...Variable wind less than 10 kt. Seas 2 ft. .SUN THROUGH MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ726-220100- Southwest Prince William Sound- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt. Seas 2 ft. Areas of fog. .TONIGHT...NE wind 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt. Seas 2 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT THROUGH SUN...Variable wind less than 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ720-220100- Port of Valdez- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming SW 10 kt in the afternoon. Seas 2 ft. Areas of fog. Rain showers. .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt becoming W 10 kt in the afternoon. Seas 2 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT...W wind 10 kt. Seas 2 ft. .SUN...SW wind 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ721-220100- Valdez Narrows- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming SW wind 10 kt in the afternoon. Seas 2 ft. Areas of fog. Rain showers. .TONIGHT...NE wind 10 kt becoming N after midnight. Seas 2 ft. .FRI...N wind 15 kt becoming SW wind 10 kt in the afternoon. Seas 3 ft. .FRI NIGHT...N wind 10 kt. Seas 2 ft. .SAT...NE wind 20 kt. Seas 3 ft. .SUN...NE wind 10 kt. Seas 2 ft. .MON...SW wind 15 kt. Seas 3 ft. $$ PKZ722-220100- Valdez Arm- 356 AM AKDT Thu Aug 21 2025 .TODAY...NE wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. Areas of fog. .TONIGHT...Variable wind less than 10 kt becoming NE 10 kt after midnight. Seas 2 ft. .FRI...NE wind 10 kt becoming SW in the afternoon. Seas 2 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT...N wind 10 kt. Seas 2 ft. .SUN...NW wind 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ723-220100- Passage Canal- 356 AM AKDT Thu Aug 21 2025 .TODAY...E wind 10 kt. Seas 2 ft. Areas of fog. Rain showers. .TONIGHT...Variable wind less than 10 kt becoming W 10 kt after midnight. Seas 2 ft. .FRI...W wind 10 kt. Seas 2 ft. .FRI NIGHT...W wind 10 kt. Seas 2 ft. .SAT...W wind 10 kt. Seas 2 ft. .SUN THROUGH MON...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ730-220100- West of Barren Islands Including Kamishak Bay- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind 10 kt. Seas 2 ft. .TONIGHT...SE wind 15 kt. Seas 3 ft. .FRI...Variable wind 10 kt. Seas 2 ft. .FRI NIGHT...Variable wind 10 kt. Seas 2 ft. .SAT...SW wind 15 kt. Seas 3 ft. .SUN THROUGH MON...SE wind 15 kt. Seas 4 ft. $$ PKZ731-220100- Barren Islands East- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind 10 kt. Seas 3 ft. Patchy fog. .TONIGHT...E wind 15 kt. Seas 6 ft. .FRI...Variable wind 10 kt. Seas 6 ft. .FRI NIGHT...NW wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN THROUGH MON...SE wind 15 kt. Seas 3 ft. $$ PKZ733-220100- Gore Point to Marmot Island from 15 to 80 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...E wind 15 kt. Seas 6 ft. .TONIGHT...NE wind 15 kt. Seas 7 ft. .FRI...NE wind 15 kt. Seas 7 ft. .FRI NIGHT...N wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 3 ft. $$ PKZ732-220100- Marmot Island to Sitkinak out to 15 NM- 356 AM AKDT Thu Aug 21 2025 .TODAY...NE wind 15 kt. Seas 5 ft. Areas of fog. .TONIGHT...N wind 20 kt. Seas 7 ft. .FRI...N wind 20 kt. Seas 7 ft. .FRI NIGHT...N wind 15 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 5 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 3 ft. $$ PKZ734-220100- Marmot Island To Sitkinak from 15 to 85 NM- 356 AM AKDT Thu Aug 21 2025 ...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY... .TODAY...NE wind 20 kt. Seas 7 ft. .TONIGHT...N wind 25 kt. Seas 8 ft. .FRI...NE wind 20 kt. Seas 8 ft. .FRI NIGHT...N wind 20 kt. Seas 8 ft. .SAT...N wind 15 kt. Seas 6 ft. .SUN...Variable wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 3 ft. $$ PKZ736-220100- Chiniak Bay- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming N 10 kt in the afternoon. Seas 3 ft. Areas of fog. .TONIGHT...N wind 10 kt increasing to 15 kt after midnight. Seas 3 ft. .FRI...N wind 15 kt. Seas 3 ft. .FRI NIGHT...NW wind 10 kt. Seas 3 ft. .SAT...NE wind 10 kt. Seas 3 ft. .SUN...SE wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 1 ft. $$ PKZ737-220100- Marmot Bay- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming NE 10 kt in the afternoon. Seas 3 ft. Areas of fog. .TONIGHT...E wind 10 kt in the evening becoming variable less than 10 kt. Seas 3 ft. .FRI...Variable wind less than 10 kt. Seas 3 ft. .FRI NIGHT...W wind 10 kt. Seas 2 ft. .SAT...Variable wind less than 10 kt. Seas 3 ft. .SUN...SE wind 10 kt. Seas 3 ft. .MON...S wind 15 kt. Seas 3 ft. $$ PKZ738-220100- Shelikof Strait- 356 AM AKDT Thu Aug 21 2025 .TODAY...NE wind 15 kt. Seas 3 ft. Patchy fog. .TONIGHT...NE wind 15 kt. Seas 3 ft. .FRI...NE wind 15 kt. Seas 3 ft. .FRI NIGHT...Variable wind 10 kt. Seas 2 ft. .SAT...SW wind 15 kt. Seas 3 ft. .SUN...Variable wind 10 kt. Seas 2 ft. .MON...S wind 15 kt. Seas 3 ft. $$ PKZ742-220100- Cook Inlet Kalgin Island to Point Bede- 356 AM AKDT Thu Aug 21 2025 .TODAY...SW wind 20 kt. Seas 5 ft. .TONIGHT...SW wind 20 kt. Seas 5 ft. .FRI...SW wind 15 kt in the morning becoming variable less than 10 kt. Seas 3 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT...S wind 20 kt. Seas 4 ft. .SUN THROUGH MON...S wind 15 kt. Seas 4 ft. $$ PKZ740-220100- Cook Inlet North of Kalgin Island- 356 AM AKDT Thu Aug 21 2025 .TODAY...S wind 20 kt. Seas 5 ft. .TONIGHT...S wind 20 kt. Seas 5 ft. .FRI...S wind 15 kt in the morning becoming variable less than 10 kt. Seas 3 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT...S wind 20 kt. Seas 4 ft. .SUN THROUGH MON...S wind 15 kt. Seas 4 ft. $$ PKZ741-220100- Kachemak Bay- 356 AM AKDT Thu Aug 21 2025 .TODAY...Variable wind less than 10 kt becoming SW 10 kt in the afternoon. Seas 2 ft. .TONIGHT...SW wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt becoming W 10 kt in the afternoon. Seas 2 ft. .FRI NIGHT...Variable wind less than 10 kt. Seas 2 ft. .SAT THROUGH SUN...S wind 10 kt. Seas 2 ft. .MON...S wind 15 kt. Seas 2 ft. $$