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 3 ft. .WED...Variable wind 10 kt becoming SE 20 kt in the afternoon. Seas 3 ft. .WED NIGHT...SE wind 30 kt becoming E 40 kt after midnight. Seas 6 ft building to 12 ft after midnight. .THU...E wind 45 kt. Seas 16 ft. .THU NIGHT...E wind 40 kt. Seas 12 ft. .FRI...NE wind 35 kt. Seas 13 ft. .SAT THROUGH SUN...NW wind 20 kt. Seas 7 ft.