


Coastal Waters Forecast
Issued by NWS
Issued by NWS
980 FZAK51 PAFC 192337 CWFAER Coastal Waters Forecast National Weather Service Anchorage Alaska 337 PM AKDT Tue Aug 19 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. PKZ197-201300- 337 PM AKDT Tue Aug 19 2025 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET... Weak high pressure lingers across the Gulf through Wed morning. A 1005 mb North Pacific low pushes its front into the Gulf from Wed afternoon through Thu afternoon. $$ PKZ710-201300- Cape Suckling to Gravel Point out to 15 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...E wind 15 kt. Seas 4 ft. .THU NIGHT...Variable wind 10 kt. Seas 5 ft. .FRI...Variable wind 10 kt. Seas 6 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ711-201300- Gravel Point to Cape Cleare out to 15 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. Rain. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 2 ft. .THU...E wind 15 kt. Seas 4 ft. .THU NIGHT...Variable wind 10 kt. Seas 5 ft. .FRI...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ712-201300- Cape Suckling to Cape Cleare from 15 to 75 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...E wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...E wind 15 kt. Seas 7 ft. .FRI...NE wind 20 kt. Seas 7 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ715-201300- Cape Cleare to Gore Point out to 15 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...E wind 15 kt. Seas 3 ft. .THU...NE wind 15 kt. Seas 4 ft. .THU NIGHT...Variable wind 10 kt. Seas 6 ft. .FRI...Variable wind 10 kt. Seas 5 ft. .SAT...Variable wind 10 kt. Seas 4 ft. .SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ716-201300- Cape Cleare to Gore Point from 15 to 75 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...E wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...NE wind 20 kt. Seas 7 ft. .FRI...N wind 15 kt. Seas 7 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ714-201300- Resurrection Bay- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt becoming S 10 kt in the afternoon. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...S wind 10 kt. Seas 2 ft. .THU NIGHT...N wind 10 kt. Seas 2 ft. .FRI...N wind 10 kt. Seas 2 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 2 ft. $$ PKZ724-201300- Northwest Prince William Sound- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt becoming NE 10 kt after midnight. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt becoming NE 10 kt in the afternoon. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...Variable wind less than 10 kt. Seas 2 ft. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt. Seas 2 ft. .SAT THROUGH SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ725-201300- Central and Eastern Prince William Sound- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...SE wind 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt becoming SE 10 kt in the afternoon. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...NE wind 10 kt. Seas 2 ft. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt. Seas 2 ft. .SAT...Variable wind less than 10 kt. Seas 2 ft. .SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ726-201300- Southwest Prince William Sound- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU AND THU NIGHT...N wind 10 kt. Seas 2 ft. .FRI...Variable wind less than 10 kt. Seas 2 ft. .SAT...Variable wind less than 10 kt. Seas 2 ft. .SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ720-201300- Port of Valdez- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt. Seas 2 ft. Rain showers. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...Variable wind less than 10 kt. Seas 2 ft. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI...Variable wind 10 kt. Seas 2 ft. .SAT...Variable wind less than 10 kt. Seas 2 ft. .SUN...Variable wind 10 kt. Seas 2 ft. $$ PKZ721-201300- Valdez Narrows- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...SW wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft. Rain. .WED...N wind 10 kt becoming SW in the afternoon. Seas 2 ft. Rain showers. .WED NIGHT...SW wind 10 kt becoming N after midnight. Seas 2 ft. .THU...SW wind 10 kt. Seas 2 ft. .THU NIGHT...N wind 10 kt. Seas 2 ft. .FRI...NE wind 15 kt. Seas 3 ft. .SAT THROUGH SUN...NE wind 10 kt. Seas 2 ft. $$ PKZ722-201300- Valdez Arm- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...Variable wind less than 10 kt. Seas 2 ft. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI THROUGH SAT...NW wind 10 kt. Seas 2 ft. .SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ723-201300- Passage Canal- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. Rain. .WED...Variable wind less than 10 kt becoming E 10 kt in the afternoon. Seas 2 ft. .WED NIGHT...E wind 10 kt. Seas 2 ft. Rain showers. .THU...E wind 10 kt. Seas 2 ft. .THU NIGHT...W wind 10 kt. Seas 2 ft. .FRI...W wind 10 kt. Seas 2 ft. .SAT...E wind 10 kt. Seas 2 ft. .SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ730-201300- West of Barren Islands Including Kamishak Bay- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...Variable wind 10 kt. Seas 3 ft. .THU...Variable wind 10 kt. Seas 2 ft. .THU NIGHT...Variable wind 10 kt. Seas 2 ft. .FRI THROUGH SAT...Variable wind 10 kt. Seas 3 ft. .SUN...W wind 15 kt. Seas 3 ft. $$ PKZ731-201300- Barren Islands East- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 2 ft. .WED NIGHT...E wind 15 kt. Seas 2 ft. .THU AND THU NIGHT...NE wind 15 kt. Seas 5 ft. .FRI...Variable wind 10 kt. Seas 5 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ733-201300- Gore Point to Marmot Island from 15 to 80 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...Variable wind 10 kt. Seas 3 ft. .WED NIGHT...E wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...NE wind 20 kt. Seas 7 ft. .FRI...N wind 20 kt. Seas 7 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ732-201300- Marmot Island to Sitkinak out to 15 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 2 ft. .WED...NE wind 15 kt. Seas 3 ft. .WED NIGHT...NE wind 15 kt. Seas 3 ft. .THU AND THU NIGHT...N wind 20 kt. Seas 7 ft. .FRI...NW wind 20 kt. Seas 6 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ734-201300- Marmot Island To Sitkinak from 15 to 85 NM- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind 10 kt. Seas 3 ft. .WED...NE wind 15 kt. Seas 3 ft. .WED NIGHT...NE wind 20 kt. Seas 5 ft. .THU AND THU NIGHT...NE wind 25 kt. Seas 8 ft. .FRI...N wind 25 kt. Seas 8 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 4 ft. $$ PKZ736-201300- Chiniak Bay- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 3 ft. .WED...Variable wind less than 10 kt becoming NE 10 kt in the afternoon. Seas 3 ft. .WED NIGHT...Variable wind less than 10 kt becoming NE 10 kt after midnight. Seas 3 ft. .THU AND THU NIGHT...N wind 15 kt. Seas 3 ft. .FRI...NW wind 15 kt. Seas 3 ft. .SAT THROUGH SUN...Variable wind less than 10 kt. Seas 3 ft. $$ PKZ737-201300- Marmot Bay- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 3 ft. .WED...Variable wind less than 10 kt becoming E 10 kt in the afternoon. Seas 3 ft. .WED NIGHT...E wind 10 kt. Seas 3 ft. .THU AND THU NIGHT...N wind 10 kt. Seas 3 ft. .FRI...NW wind 10 kt. Seas 3 ft. .SAT THROUGH SUN...Variable wind less than 10 kt. Seas 2 ft. $$ PKZ738-201300- Shelikof Strait- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...NE wind 15 kt. Seas 3 ft. .WED...NE wind 15 kt. Seas 4 ft. .WED NIGHT...NE wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...NE wind 15 kt. Seas 4 ft. .FRI...Variable wind 10 kt. Seas 3 ft. .SAT THROUGH SUN...Variable wind 10 kt. Seas 3 ft. $$ PKZ742-201300- Cook Inlet Kalgin Island to Point Bede- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt becoming N 10 kt after midnight. Seas 3 ft. .WED...N wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .WED NIGHT...SW wind 15 kt. Seas 4 ft. .THU AND THU NIGHT...SW wind 15 kt. Seas 4 ft. .FRI...W wind 10 kt. Seas 2 ft. .SAT THROUGH SUN...SW wind 10 kt. Seas 3 ft. $$ PKZ740-201300- Cook Inlet North of Kalgin Island- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. .WED...N wind 10 kt in the morning becoming variable less than 10 kt. Seas 2 ft. .WED NIGHT...S wind 10 kt increasing to 20 kt after midnight. Seas 3 ft building to 5 ft after midnight. .THU...S wind 15 kt. Seas 4 ft. .THU NIGHT...S wind 10 kt. Seas 3 ft. .FRI...Variable wind less than 10 kt. Seas 2 ft. .SAT THROUGH SUN...S wind 10 kt. Seas 3 ft. $$ PKZ741-201300- Kachemak Bay- 337 PM AKDT Tue Aug 19 2025 .TONIGHT...SW wind 10 kt early becoming variable wind less than 10 kt. Seas 2 ft. .WED...Variable wind less than 10 kt becoming SW 10 kt in the afternoon. Seas 2 ft. .WED NIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...SW wind 10 kt. Seas 2 ft. .THU NIGHT...Variable wind less than 10 kt. Seas 2 ft. .FRI THROUGH SUN...SW wind 10 kt. Seas 2 ft. $$