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. Seas 7 ft. Rain. .SAT...SE wind 30 kt. Seas 4 ft building to 6 ft in the afternoon. Rain. .SAT NIGHT...SE wind 30 kt diminishing to 15 kt after midnight. Seas 6 ft subsiding to 2 ft after midnight. Widespread rain showers. .SUN...E wind 15 kt. Seas 2 ft. .SUN NIGHT...NE wind 10 kt. Seas 2 ft. .MON...N wind 15 kt. Seas 2 ft. .TUE THROUGH WED...NE wind 10 kt. Seas 2 ft.