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. .TODAY...SE wind 20 kt. Seas 5 ft. .TONIGHT...SE wind 20 kt. Seas 6 ft. .THU...SE wind 30 kt. Seas 8 ft. Rain. .THU NIGHT...S wind 30 kt. Seas 10 ft. .FRI...S wind 30 kt. Seas 11 ft. .SAT...SE wind 15 kt. Seas 9 ft. .SUN...Variable wind 10 kt. Seas 8 ft.