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...N wind 15 kt. Seas 4 ft. .TONIGHT...Variable wind 10 kt becoming E 20 kt after midnight. Seas 4 ft. .SUN...E wind 35 kt increasing to 45 kt in the afternoon. Seas 8 ft building to 16 ft in the afternoon. Rain. .SUN NIGHT...SE wind 35 kt. Seas 17 ft. .MON...NW wind 30 kt. Seas 26 ft. .TUE...NW wind 30 kt. Seas 11 ft. .WED...W wind 25 kt. Seas 6 ft.