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...SW wind 30 kt increasing to 40 kt after midnight. Seas 6 ft. Rain showers. .SAT...SW wind 35 kt. Seas 5 ft. Rain showers. .SAT NIGHT...W wind 30 kt. Seas 5 ft. Rain showers. .SUN...W wind 25 kt. Seas 4 ft. .SUN NIGHT...NW wind 25 kt. Seas 9 ft. .MON...W wind 25 kt. Seas 5 ft. .TUE...W wind 20 kt. Seas 3 ft. .WED...E wind 20 kt. Seas 2 ft.