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. .TODAY...NW wind up to 10 kt becoming S in the afternoon. Seas 4 ft. .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 14 ft. .THU...SE wind 30 to 45 kt. Seas 9 to 17 ft. .FRI THROUGH SAT...W wind 20 to 35 kt. Seas 9 to 14 ft.