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...SW wind 10 kt becoming S 15 kt in the afternoon. Seas 2 ft. .TONIGHT...SE wind 25 kt diminishing to 15 kt after midnight. Seas 3 ft. Widespread rain showers. .TUE...SE wind 15 kt. Seas 2 ft. Widespread rain showers. .TUE NIGHT...SE wind 15 kt. Seas 2 ft. .WED...Variable wind less than 10 kt. Seas 2 ft. .THU THROUGH FRI...Variable wind less than 10 kt. Seas 2 ft.