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 20 kt. Seas 6 ft. .MON...SW wind 20 kt. Seas 8 ft. .MON NIGHT...W wind 25 kt. Seas 9 ft. .TUE AND TUE NIGHT...SW wind 30 kt. Seas 13 ft. .WED...SW wind 30 kt. Seas 12 ft. .THU...S wind 25 kt. Seas 8 ft. .FRI...S wind 20 kt. Seas 6 ft.