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...S wind 30 to 45 kt increasing to 40 to 55 kt in the afternoon. Seas 14 to 22 ft. Rain. .TONIGHT...SW wind 45 to 60 kt diminishing to 40 to 50 kt after midnight. Seas 21 to 30 ft. Rain showers. .THU...SW wind 45 kt becoming 35 to 50 kt in the afternoon. Seas 26 to 34 ft. Widespread rain showers. .THU NIGHT...SW wind 35 to 45 kt. Seas 25 to 33 ft. .FRI...SW wind 25 to 40 kt. Seas 15 to 26 ft. .SAT THROUGH SUN...NW wind 20 to 30 kt. Seas 9 to 17 ft.