Arctic Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the combined wind-wave and swell height. .TODAY...S winds 20 kt. Seas building to 4 ft. .TONIGHT...SW winds 25 kt. Seas 5 ft. .THU...SW winds 30 kt. Seas 8 ft. .THU NIGHT...S winds 20 kt. Seas 6 ft. Light freezing spray. .FRI...E winds 20 kt. Seas 4 ft. Light freezing spray. .FRI NIGHT...SE winds 15 kt. Seas 4 ft. .SAT...W winds 15 kt. Seas 3 ft. .SUN...SW winds 10 kt. Seas 2 ft.