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...N wind 15 kt. Seas 6 ft. .WED...S wind 15 kt increasing to 25 kt in the afternoon. Seas 8 ft. .WED NIGHT...S wind 35 kt increasing to 45 kt after midnight. Seas 12 ft building to 21 ft after midnight. Rain. .THU...SW wind 40 kt. Seas 16 ft. .THU NIGHT...SW wind 25 kt. Seas 11 ft. .FRI THROUGH SUN...W wind 25 kt. Seas 11 ft.