


Offshore Forecast
Issued by NWS
Issued by NWS
934 FZAK61 PAFC 291149 OFFAER Offshore Waters Forecast National Weather Service Anchorage AK 349 AM AKDT Fri Aug 29 2025 Offshore waters forecast for the Gulf of Alaska West of 144W 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. PKZ399-300215- 349 AM AKDT Fri Aug 29 2025 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A front across the northwestern Gulf moves inland of the northern Gulf coast through this afternoon. Behind the front, a weak surface trough lingers across the northern Gulf this afternoon through Sat afternoon. High pressure builds across the southern Gulf through Sun morning. $$ PKZ351-300215- Gulf of Alaska Offshore North of 57N and West of 144W- 349 AM AKDT Fri Aug 29 2025 .TODAY...SW wind 10 to 25 kt. Seas 8 ft. .TONIGHT...W wind 10 to 20 kt. Seas 7 ft. .SAT...W wind 10 to 20 kt. Seas 6 ft. .SAT NIGHT...SW wind 15 kt. Seas 5 ft. .SUN THROUGH TUE...W wind 20 kt. Seas 3 to 6 ft. $$ PKZ352-300215- Gulf of Alaska Offshore South of 57N North of 55N and West of 144W- 349 AM AKDT Fri Aug 29 2025 .TODAY...SW wind 10 to 20 kt. Seas 8 ft. .TONIGHT...NW wind 10 kt. Seas 6 ft. .SAT...S wind 10 to 15 kt. Seas 5 ft. .SAT NIGHT...S wind up to 15 kt. Seas 4 ft. .SUN THROUGH TUE...SW wind up to 20 kt. Seas 3 to 7 ft. $$