


Offshore Forecast
Issued by NWS
Issued by NWS
957 FZNT25 KWNM 172104 OFFN03 NAVTEX Marine Forecast for southeast U.S. waters NWS Ocean Prediction Center Washington DC 504 PM EDT Sun Aug 17 2025 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 front will drift S over the area tonight as low pressure tracks SE along the front, then moves E of the area Mon while weakening. Hurricane Erin, currently well SE of the waters, will approach the region from the SE Tue and Tue night, then track N to NE to the E and NE of the waters Wed and Wed night. Long period SE to S swell from Erin will move into the waters tonight, and then continue in the area Mon through Wed before slowly backing to E and NE Wed night through Fri night. For more information on Hurricane Erin, please closely monitor the latest forecasts from the National Hurricane Center. Murrells Inlet to 31N ...TROPICAL STORM CONDITIONS POSSIBLE WED... .TONIGHT...NE winds 5 to 15 kt. Seas 3 to 6 ft. Scattered showers and tstms. .MON...NE winds 5 to 15 kt. Seas 5 to 8 ft. .MON NIGHT...NE winds 5 to 15 kt. Seas 7 to 12 ft. .TUE...NE winds 10 to 20 kt. Seas 9 to 15 ft. Scattered showers and tstms. .TUE NIGHT...NE winds 20 to 30 kt. Seas 14 to 23 ft. .WED...N winds 35 to 45 kt. Seas 20 to 28 ft. .WED NIGHT...N to NW winds 35 to 45 kt. Seas 14 to 23 ft. .THU...N winds 10 to 20 kt. Seas 9 to 16 ft. .THU NIGHT...E to NE winds 5 to 15 kt. Seas 8 to 12 ft. .FRI...E to NE winds 5 to 15 kt. Seas 6 to 10 ft. .FRI NIGHT...E winds 5 to 15 kt. Seas 5 to 9 ft. South of 31N .TONIGHT...E to NE winds less than 10 kt. Seas 3 to 6 ft. Scattered showers and tstms. .MON...NE winds 5 to 15 kt. Seas 5 to 9 ft. Tstms and scattered showers. .MON NIGHT...NE winds 5 to 15 kt. Seas 8 to 12 ft. .TUE...NE winds 10 to 20 kt. Seas 9 to 15 ft. Scattered showers and tstms. .TUE NIGHT...N to NE winds 20 to 30 kt. Seas 12 to 20 ft. .WED...N winds 20 to 30 kt. Seas 16 to 22 ft. .WED NIGHT...NW winds 15 to 25 kt. Seas 12 to 19 ft. .THU...NW winds 10 to 20 kt. Seas 9 to 15 ft. .THU NIGHT...W to SW winds less than 10 kt. Seas 8 to 12 ft. .FRI...E to SE winds less than 10 kt. Seas 8 to 11 ft. .FRI NIGHT...S winds less than 10 kt. Seas 7 to 10 ft.