Offshore Waters Forecast for the Bering Sea 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...SE wind 10 to 20 kt. Seas 3 ft. .WED...SE wind 10 to 25 kt increasing to 20 to 35 kt in the afternoon. Seas 4 to 9 ft. .WED NIGHT...SE wind 30 to 45 kt. Seas 9 to 17 ft. Rain. .THU...S wind 30 to 45 kt. Seas 10 to 18 ft. .THU NIGHT...S wind 25 to 40 kt. Seas 14 to 22 ft. .FRI...SW wind 25 to 40 kt. Seas 14 to 22 ft. .SAT THROUGH SUN...NW wind 25 kt. Seas 6 to 9 ft.