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. .TONIGHT...E wind 30 kt becoming SE 20 kt after midnight. Seas 10 ft. Widespread rain showers. .SAT...SE wind 20 kt. Seas 10 ft. Widespread rain showers. .SAT NIGHT...S wind 15 kt. Seas 7 ft. Widespread rain showers. .SUN...Variable wind 10 kt. Seas 7 ft. .SUN NIGHT...Variable wind 10 kt. Seas 6 ft. .MON THROUGH WED...Variable wind 10 kt. Seas 4 ft.