


Offshore Forecast
Issued by NWS
Issued by NWS
158 FZAK61 PAFC 121148 OFFAER Offshore Waters Forecast National Weather Service Anchorage AK 348 AM AKDT Sun Oct 12 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. PKZ399-130230- 348 AM AKDT Sun Oct 12 2025 .SYNOPSIS FOR THE WESTERN GULF OF ALASKA... A 1003 mb low at 53N 161W Sun afternoon tracks to 58N 157W for Mon morning and moves inland over Southcentral Alaska by Mon afternoon. A 1011 mb low forms at 59N 150W Sun afternoon and is absorbed into the former low by Mon morning. $$ PKZ351-130230- Gulf of Alaska Offshore North of 57N and West of 144W- 348 AM AKDT Sun Oct 12 2025 .TODAY...SW wind 15 to 25 kt. Seas 7 to 12 ft. .TONIGHT...SW wind 20 kt becoming S after midnight. Seas 10 ft. Rain. .MON...SW wind 25 kt. Seas 12 ft. .MON NIGHT...SW wind 10 to 20 kt. Seas 9 to 13 ft. .TUE...SW wind 15 to 30 kt. Seas 6 to 10 ft. .WED...S wind 20 to 35 kt. Seas 8 to 13 ft. .THU...W wind 25 to 35 kt. Seas 15 to 21 ft. $$ PKZ352-130230- Gulf of Alaska Offshore South of 57N North of 55N and West of 144W- 348 AM AKDT Sun Oct 12 2025 .TODAY...SW wind 25 kt. Seas 9 to 13 ft. .TONIGHT...SW wind 15 to 30 kt. Seas 10 to 14 ft. .MON...SW wind 15 to 25 kt. Seas 12 ft. .MON NIGHT...SW wind 10 to 20 kt. Seas 9 to 12 ft. .TUE...SW wind 20 to 35 kt. Seas 7 to 10 ft. .WED...S wind 25 to 35 kt. Seas 9 to 17 ft. .THU...W wind 25 to 40 kt. Seas 15 to 23 ft. $$