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. .TODAY...Variable wind 10 kt. Seas 3 ft. .TONIGHT...Variable wind 10 kt becoming E 20 kt after midnight. Seas 3 ft. .SUN...E wind 35 kt becoming NE 45 kt in the afternoon. Seas 7 ft building to 13 ft in the afternoon. Widespread rain showers. .SUN NIGHT...NE wind 45 kt. Seas 19 ft. .MON...NW wind 35 kt. Seas 19 ft. .TUE...W wind 25 kt. Seas 10 ft. .WED...W wind 15 kt. Seas 7 ft.