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...Variable wind 10 kt. Seas 2 ft. .WED...SE wind 20 kt. Seas 4 ft. .WED NIGHT...SE wind 30 kt increasing to 40 kt after midnight. Seas 5 ft building to 13 ft after midnight. Widespread rain showers. .THU AND THU NIGHT...SW wind 35 kt. Seas 15 ft. .FRI...SW wind 35 kt. Seas 16 ft. .SAT...W wind 30 kt. Seas 7 ft. .SUN...NW wind 20 kt. Seas 6 ft.