FZNT25 KWNM 191537 OFFN03 NAVTEX Marine Forecast for southeast U.S. waters NWS Ocean Prediction Center Washington DC 1137 AM EDT Thu Mar 19 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...High pressure will persist across the waters today through early Fri, while a stalled front remains E of the area. The area of high pressure will begin drifting E Fri and continue into Sat. A weak cold front or low pressure trough will move offshore and across the waters Sat and Sat night, then drift E of the area Sun. High pressure will briefly build back across the waters from the S Sun before a cold approaches the coast Sun night. The cold front will sweep SE across the waters Mon and Mon night. Murrells Inlet to 31N .TODAY...N winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers. .TONIGHT...N to NE winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers. .FRI...NE winds 15 to 25 kt. Seas 8 to 11 ft. .FRI NIGHT...W to SW winds 5 to 15 kt. Seas 6 to 10 ft. .SAT...W winds 10 to 20 kt. Seas 4 to 7 ft. .SAT NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON...SW winds 10 to 20 kt. Seas 4 to 7 ft. .MON NIGHT...NE winds 20 to 30 kt. Seas 7 to 11 ft. South of 31N .TODAY...N to NE winds 15 to 25 kt. Seas 6 to 10 ft. Scattered showers. .TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft. .FRI...N to NE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...N to NW winds 5 to 15 kt. Seas 6 to 9 ft. .SAT...W winds 5 to 15 kt. Seas 5 to 8 ft. .SAT NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. .MON...SW winds 10 to 20 kt. Seas 3 to 6 ft. .MON NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 6 ft.