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...W wind 10 kt. Seas 3 ft. .WED...E wind 10 kt becoming SE 20 kt in the afternoon. Seas 2 ft. .WED NIGHT...SE wind 30 kt increasing to 40 kt after midnight. Seas 5 ft building to 11 ft after midnight. .THU...SE wind 45 kt. Seas 16 ft. .THU NIGHT...SE wind 35 kt. Seas 12 ft. .FRI...S wind 35 kt. Seas 17 ft. .SAT THROUGH SUN...NW wind 25 kt. Seas 7 ft.