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...S wind 25 kt. Seas 5 ft. .SAT...S wind 20 kt. Seas 6 ft. Rain showers. .SAT NIGHT...S wind 20 kt. Seas 6 ft. Rain showers. .SUN...SW wind 20 kt. Seas 5 ft. .SUN NIGHT...W wind 15 kt. Seas 4 ft. .MON THROUGH TUE...W wind 20 kt. Seas 5 ft. .WED...NW wind 15 kt. Seas 3 ft.