Coastal Waters Forecast
Issued by NWS
Issued by NWS
320 FZAK51 PAFC 172256 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 256 PM AKDT Fri Oct 17 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. PKZ197-181215- 256 PM AKDT Fri Oct 17 2025 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... A weakening low pressure system 40 nm south of Cordova dissipates by Sat morning. A front moves into the southern Gulf of Alaska this evening. A 970 mb low moves to 260 nm south of Akhiok by Sun afternoon. $$ PKZ710-181215- Cape Suckling to Gravel Point out to 15 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY NIGHT... .TONIGHT...E wind 20 kt. Seas 8 ft. Rain showers. .SAT...NE wind 15 kt becoming NW 20 kt in the afternoon. Seas 5 ft. .SAT NIGHT...N wind 25 kt. Seas 7 ft. .SUN...E wind 15 kt. Seas 6 ft. .SUN NIGHT...E wind 25 kt. Seas 7 ft. .MON...N wind 20 kt. Seas 11 ft. .TUE THROUGH WED...E wind 30 kt. Seas 14 ft. $$ PKZ711-181215- Gravel Point to Cape Cleare out to 15 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY... .TONIGHT...NE wind 15 kt. Seas 6 ft. .SAT...NW wind 25 kt. Seas 6 ft. Rain showers. .SAT NIGHT...N wind 20 kt. Seas 7 ft. .SUN...E wind 15 kt. Seas 6 ft. .SUN NIGHT...E wind 20 kt. Seas 6 ft. .MON...N wind 20 kt. Seas 11 ft. .TUE THROUGH WED...E wind 30 kt. Seas 14 ft. $$ PKZ712-181215- Cape Suckling to Cape Cleare from 15 to 75 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY TONIGHT AND SATURDAY NIGHT... .TONIGHT...Variable wind 10 kt. Seas 9 ft. .SAT...N wind 20 kt. Seas 6 ft. .SAT NIGHT...NW wind 20 kt. Seas 8 ft. .SUN...S wind 15 kt. Seas 7 ft. .SUN NIGHT...E wind 25 kt. Seas 8 ft. .MON...N wind 25 kt. Seas 15 ft. .TUE THROUGH WED...E wind 30 kt. Seas 14 ft. $$ PKZ715-181215- Cape Cleare to Gore Point out to 15 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...N wind 20 kt. Seas 6 ft. .SAT...N wind 25 kt. Seas 5 ft. .SAT NIGHT...N wind 25 kt. Seas 6 ft. .SUN AND SUN NIGHT...NE wind 20 kt. Seas 5 ft. .MON...N wind 20 kt. Seas 9 ft. .TUE THROUGH WED...NE wind 25 kt. Seas 11 ft. $$ PKZ716-181215- Cape Cleare to Gore Point from 15 to 75 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N wind 20 kt. Seas 8 ft. .SAT...N wind 25 kt. Seas 6 ft. .SAT NIGHT...NW wind 25 kt. Seas 7 ft. .SUN...E wind 20 kt. Seas 6 ft. .SUN NIGHT...NE wind 25 kt. Seas 7 ft. .MON...N wind 20 kt. Seas 12 ft. .TUE THROUGH WED...E wind 25 kt. Seas 11 ft. $$ PKZ714-181215- Resurrection Bay- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...N wind 10 kt in the evening increasing to 20 kt after midnight. Gusts to 30 kt after midnight. Seas 4 ft. .SAT...N wind 25 kt. Gusts to 35 kt. Seas 5 ft. .SAT NIGHT...N wind 25 kt diminishing to 15 kt after midnight. Gusts to 35 kt diminishing to 25 kt after midnight. Seas 5 ft. .SUN AND SUN NIGHT...N wind 15 kt. Seas 3 ft. .MON...N wind 15 kt. Seas 3 ft. .TUE...N wind 10 kt. Seas 2 ft. .WED...N wind 15 kt. Seas 2 ft. $$ PKZ724-181215- Northwest Prince William Sound- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...N wind 10 kt increasing to 15 kt after midnight. Seas 3 ft. Rain showers. .SAT...NW wind 25 kt. Seas 4 ft. .SAT NIGHT...NW wind 25 kt. Seas 4 ft. .SUN...NE wind 10 kt. Seas 2 ft. .SUN NIGHT...N wind 15 kt. Seas 2 ft. .MON...NW wind 10 kt. Seas 2 ft. .TUE THROUGH WED...NE wind 15 kt. Seas 3 ft. $$ PKZ725-181215- Central and Eastern Prince William Sound- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...E wind 15 kt. Seas 3 ft. Rain showers. .SAT...NW wind 20 kt. Seas 4 ft. .SAT NIGHT...N wind 20 kt. Seas 3 ft. .SUN...NE wind 10 kt. Seas 2 ft. .SUN NIGHT...NE wind 15 kt. Seas 3 ft. .MON...N wind 10 kt. Seas 2 ft. .TUE THROUGH WED...E wind 20 kt. Seas 4 ft. $$ PKZ726-181215- Southwest Prince William Sound- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...N wind 10 kt increasing to 20 kt after midnight. Seas 3 ft. Rain showers. .SAT...NW wind 25 kt. Seas 4 ft. Rain showers. .SAT NIGHT...NW wind 25 kt. Seas 4 ft. .SUN...NE wind 10 kt. Seas 2 ft. .SUN NIGHT...NE wind 15 kt. Seas 3 ft. .MON...N wind 15 kt. Seas 2 ft. .TUE THROUGH WED...NE wind 20 kt. Seas 4 ft. $$ PKZ720-181215- Port of Valdez- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...Variable wind less than 10 kt becoming NE wind 10 kt in the evening. Seas 2 ft. Rain showers. .SAT...NE wind 10 kt increasing to 15 kt in the afternoon. Seas 3 ft. .SAT NIGHT...NE wind 15 kt diminishing to 10 kt after midnight. Seas 3 ft. .SUN AND SUN NIGHT...E wind 10 kt. Seas 2 ft. .MON THROUGH WED...E wind 10 kt. Seas 2 ft. $$ PKZ721-181215- Valdez Narrows- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...N wind 15 kt. Seas 3 ft. Rain showers. .SAT...N wind 15 kt in the morning increasing to 25 kt in the afternoon. Seas 3 ft. .SAT NIGHT...N wind 25 kt. Seas 3 ft. .SUN AND SUN NIGHT...N wind 20 kt. Seas 3 ft. .MON...NE wind 20 kt. Seas 3 ft. .TUE THROUGH WED...N wind 15 kt. Seas 3 ft. $$ PKZ722-181215- Valdez Arm- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...NE wind 10 kt. Seas 2 ft. Rain showers. .SAT...NE wind 15 kt. Seas 3 ft. .SAT NIGHT...NE wind 20 kt. Seas 4 ft. .SUN AND SUN NIGHT...NE wind 15 kt. Seas 3 ft. .MON THROUGH TUE...NE wind 15 kt. Seas 3 ft. .WED...NE wind 10 kt. Seas 2 ft. $$ PKZ723-181215- Passage Canal- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT... .TONIGHT...W wind 15 kt. Gusts to 25 kt near Whittier. Seas 2 ft. Rain showers. .SAT...W wind 15 kt increasing to 25 kt in the afternoon. Gusts to 25 kt near Whittier increasing to 35 kt in the afternoon. Seas 3 ft. Rain showers. .SAT NIGHT...W wind 25 kt diminishing to 15 kt after midnight. Gusts to 35 kt near Whittier diminishing to 25 kt after midnight. Seas 3 ft. .SUN AND SUN NIGHT...E wind 10 kt. Seas 2 ft. .MON...W wind 20 kt. Seas 3 ft. .TUE THROUGH WED...E wind 15 kt. Seas 2 ft. $$ PKZ730-181215- West of Barren Islands Including Kamishak Bay- 256 PM AKDT Fri Oct 17 2025 ...GALE WARNING SATURDAY AND SATURDAY NIGHT... .TONIGHT...NW wind 30 kt. Seas 7 ft. .SAT...NW wind 35 kt. Seas 8 ft. .SAT NIGHT...NW wind 35 kt diminishing to 20 kt after midnight. Seas 8 ft. .SUN AND SUN NIGHT...N wind 25 kt. Seas 7 ft. .MON...N wind 20 kt. Seas 6 ft. .TUE...NE wind 30 kt. Seas 10 ft. .WED...NW wind 30 kt. Seas 10 ft. $$ PKZ731-181215- Barren Islands East- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW wind 30 kt. Seas 8 ft. .SAT...NW wind 30 kt. Seas 8 ft. .SAT NIGHT...NW wind 30 kt. Seas 8 ft. .SUN...NE wind 20 kt. Seas 5 ft. .SUN NIGHT...NE wind 25 kt. Seas 7 ft. .MON...N wind 20 kt. Seas 8 ft. .TUE...NE wind 25 kt. Seas 8 ft. .WED...N wind 25 kt. Seas 10 ft. $$ PKZ733-181215- Gore Point to Marmot Island from 15 to 80 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW wind 25 kt. Seas 8 ft. .SAT...NW wind 30 kt. Seas 10 ft. .SAT NIGHT...NW wind 30 kt. Seas 10 ft. .SUN...SE wind 20 kt. Seas 7 ft. .SUN NIGHT...NE wind 25 kt. Seas 9 ft. .MON...NW wind 20 kt. Seas 12 ft. .TUE...E wind 25 kt. Seas 9 ft. .WED...N wind 25 kt. Seas 15 ft. $$ PKZ732-181215- Marmot Island to Sitkinak out to 15 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY... .TONIGHT...NW wind 25 kt. Seas 6 ft. .SAT...NW wind 25 kt. Seas 6 ft. .SAT NIGHT...NW wind 20 kt. Seas 6 ft. .SUN...E wind 30 kt. Seas 6 ft. .SUN NIGHT...N wind 25 kt. Seas 12 ft. .MON...W wind 25 kt. Seas 12 ft. .TUE...NE wind 20 kt. Seas 8 ft. .WED...NW wind 25 kt. Seas 8 ft. $$ PKZ734-181215- Marmot Island To Sitkinak from 15 to 85 NM- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...N wind 20 kt increasing to 30 kt after midnight. Seas 8 ft. .SAT...NW wind 30 kt. Seas 9 ft. .SAT NIGHT...NW wind 25 kt. Seas 9 ft. .SUN...SE wind 25 kt. Seas 8 ft. .SUN NIGHT...NE wind 30 kt. Seas 16 ft. .MON...W wind 25 kt. Seas 16 ft. .TUE...SW wind 20 kt. Seas 11 ft. .WED...NW wind 30 kt. Seas 14 ft. $$ PKZ736-181215- Chiniak Bay- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...NW wind 20 kt. Gusts to 30 kt after midnight. Seas 3 ft. .SAT...NW wind 20 kt. Gusts to 30 kt in the morning. Seas 3 ft. .SAT NIGHT...NW wind 20 kt diminishing to 10 kt after midnight. Seas 3 ft. .SUN...E wind 15 kt. Seas 3 ft. .SUN NIGHT...N wind 20 kt. Seas 6 ft. .MON...NW wind 20 kt. Seas 6 ft. .TUE...NE wind 15 kt. Seas 4 ft. .WED...NW wind 15 kt. Seas 3 ft. $$ PKZ737-181215- Marmot Bay- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...NW wind 20 kt. Gusts to 30 kt after midnight. Seas 2 ft. .SAT...NW wind 20 kt. Gusts to 30 kt in the morning. Seas 3 ft. .SAT NIGHT...NW wind 20 kt diminishing to 10 kt after midnight. Seas 2 ft. .SUN...NE wind 15 kt. Seas 3 ft. .SUN NIGHT...N wind 20 kt. Seas 4 ft. .MON...NW wind 15 kt. Seas 5 ft. .TUE...NE wind 20 kt. Seas 4 ft. .WED...NW wind 15 kt. Seas 2 ft. $$ PKZ738-181215- Shelikof Strait- 256 PM AKDT Fri Oct 17 2025 ...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT... .TONIGHT...NW wind 30 kt. Seas 5 ft. .SAT...NW wind 30 kt. Seas 5 ft. .SAT NIGHT...NW wind 25 kt. Seas 5 ft subsiding to 3 ft after midnight. .SUN AND SUN NIGHT...N wind 25 kt. Seas 6 ft. .MON...NW wind 20 kt. Seas 6 ft. .TUE THROUGH WED...NW wind 25 kt. Seas 6 ft. $$ PKZ742-181215- Cook Inlet Kalgin Island to Point Bede- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...N wind 15 kt. Seas 3 ft. .SAT...N wind 15 kt diminishing to 10 kt in the afternoon. Seas 3 ft. .SAT NIGHT...N wind 15 kt diminishing to 10 kt after midnight. Seas 3 ft. .SUN AND SUN NIGHT...NE wind 25 kt. Seas 6 ft. .MON...N wind 20 kt. Seas 5 ft. .TUE THROUGH WED...N wind 30 kt. Seas 9 ft. $$ PKZ740-181215- Cook Inlet North of Kalgin Island- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...N wind 15 kt diminishing to 10 kt after midnight. Seas 2 ft. .SAT...N wind 15 kt. Seas 3 ft. .SAT NIGHT...N wind 20 kt. Seas 3 ft. .SUN...N wind 15 kt. Seas 3 ft. .SUN NIGHT...N wind 20 kt. Seas 4 ft. .MON...NE wind 15 kt. Seas 4 ft. .TUE THROUGH WED...NE wind 20 kt. Seas 6 ft. $$ PKZ741-181215- Kachemak Bay- 256 PM AKDT Fri Oct 17 2025 .TONIGHT...SW wind 15 kt becoming N wind 10 kt in the evening. Seas 4 ft subsiding to 2 ft in the evening, except seas 6 ft subsiding 2 ft in the evening in the outer bay. .SAT...N wind 15 kt diminishing to 10 kt in the afternoon. Seas 2 ft. .SAT NIGHT...N wind 15 kt diminishing to 10 kt after midnight. Seas 2 ft. .SUN...NE wind 15 kt. Seas 3 ft. .SUN NIGHT...NE wind 20 kt. Seas 3 ft. .MON...N wind 15 kt. Seas 3 ft. .TUE THROUGH WED...N wind 20 kt. Seas 3 ft. $$