Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. 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...SW wind 15 kt becoming S 25 kt after midnight. Seas 12 ft. Rain. .WED...SE wind 45 kt. Seas 17 ft. Rain. .WED NIGHT...S wind 40 kt becoming SW 50 kt after midnight. Seas 19 ft building to 32 ft after midnight. Widespread rain showers. .THU AND THU NIGHT...W wind 50 kt. Seas 41 ft. .FRI...W wind 45 kt. Seas 27 ft. .SAT...S wind 35 kt. Seas 18 ft. .SUN...SW wind 45 kt. Seas 32 ft.