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...NW wind 20 kt in the morning becoming variable 10 kt. Seas 6 ft. .TONIGHT...SE wind 35 kt. Seas 7 ft. Rain. .THU...SW wind 35 kt. Seas 6 ft building to 10 ft in the afternoon. .THU NIGHT...SW wind 40 kt. Seas 17 ft. .FRI THROUGH SAT...NW wind 45 kt. Seas 20 ft. .SUN...SE wind 40 kt. Seas 10 ft.