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...N wind 15 kt except N 30 kt N of Dangerous Cape. Seas 9 ft. .SUN...N wind 20 kt. Seas 6 ft. .SUN NIGHT...NW wind 20 kt. Seas 5 ft. .MON AND MON NIGHT...W wind 30 kt. Seas 8 ft. .TUE...W wind 40 kt. Seas 8 ft. .WED THROUGH THU...NW wind 45 kt. Seas 8 ft.