FZNT25 KWNM 222120 OFFN03 NAVTEX Marine Forecast for southeast U.S. waters NWS Ocean Prediction Center Washington DC 520 PM EDT Sun Mar 22 2026 Conditions given represent the highest within that period. Locally higher winds and seas can be expected in and near tstms. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...A cold will approach from the NW tonight into Mon as high pressure weakens over the region. The cold front will sweep SE across the waters late Mon and Mon night, then become stationary just S of the region Tue into Tue night. High pressure will build back across the area N of the front Tue into Wed night, and then persist while slowly weakening Thu into Fri. Another cold front will approach from the NW early Fri night, and reach the area late Fri night. Murrells Inlet to 31N ...GALE WARNING... .TONIGHT...W to SW winds 15 to 25 kt. Seas 3 to 6 ft. Isolated tstms. .MON...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. Scattered tstms and chance of showers. .MON NIGHT...NE winds 25 to 35 kt. Seas 6 to 11 ft. Chance of showers and slight chance of tstms. .TUE...E to NE winds 25 to 35 kt. Seas 8 to 12 ft. Chance of showers. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 12 ft. .WED...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED NIGHT...E to NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E to NE winds 5 to 15 kt. Seas 5 to 8 ft. .THU NIGHT...S winds 5 to 15 kt. Seas 3 to 6 ft. .FRI...SW winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...N to NW winds 20 to 30 kt. Seas 3 to 6 ft. South of 31N .TONIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft. .MON...W winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...N to NE winds 15 to 25 kt. Seas 3 to 6 ft. Scattered showers and tstms. .TUE...E winds 20 to 30 kt. Seas 7 to 12 ft. Scattered showers and tstms. .TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 12 ft. .WED...E winds 10 to 20 kt. Seas 6 to 10 ft. .WED NIGHT...E winds 5 to 15 kt. Seas 4 to 7 ft. .THU...E winds 5 to 10 kt. Seas 3 to 6 ft. .THU NIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .FRI...SW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...W to NW winds 10 to 20 kt. Seas 3 to 4 ft.