


Offshore Forecast
Issued by NWS
Issued by NWS
117 FZAK61 PAFC 042351 OFFAER Offshore Waters Forecast National Weather Service Anchorage AK 351 PM AKDT Thu Sep 4 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. PKZ399-051315- 351 PM AKDT Thu Sep 4 2025 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A front in the western Gulf of Alaska pushes to the central Gulf Fri afternoon and dissipates by Sat morning. High pressure builds across the Gulf through Sat afternoon. $$ PKZ351-051315- Gulf of Alaska Offshore North of 57N and West of 144W- 351 PM AKDT Thu Sep 4 2025 .TONIGHT...Variable wind 10 kt becoming NW up to 10 kt after midnight. Seas 6 ft. .FRI...NW wind up to 15 kt. Seas 6 ft. .FRI NIGHT...W wind 15 kt. Seas 5 ft. .SAT...SW wind up to 15 kt. Seas 4 ft. .SAT NIGHT...SW wind up to 20 kt. Seas 4 ft. .SUN THROUGH TUE...S wind 10 to 25 kt. Seas 5 to 8 ft. $$ PKZ352-051315- Gulf of Alaska Offshore South of 57N North of 55N and West of 144W- 351 PM AKDT Thu Sep 4 2025 .TONIGHT...NW wind up to 15 kt. Seas 6 ft. .FRI...NW wind 10 to 15 kt. Seas 5 ft. .FRI NIGHT...W wind 10 to 15 kt. Seas 4 ft. .SAT...SW wind up to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SW wind 10 to 25 kt. Seas 4 to 9 ft. .SUN THROUGH TUE...SW wind 10 to 25 kt. Seas 5 to 10 ft. $$