


Offshore Forecast
Issued by NWS
Issued by NWS
210 FZNT25 KWNM 220852 OFFN03 NAVTEX Marine Forecast for southeast U.S. waters NWS Ocean Prediction Center Washington DC 452 AM EDT Fri Aug 22 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...Hurricane Erin will move N and NE away from the waters late today through Sat. Ongoing long period SE to S swell from Erin will slowly back to E and NE today through tonight before gradually subsiding Sat and Sat night. A stationary front will form across the waters today and tonight as high pressure builds N of the waters. A weak area of low pressure will form along the front off the South Carolina coast Sat night, then lift NE away from the waters Sun into Sun night while the area of high pressure to the N shifts E. A cold front will approach the area from the W late Sun night, then move E across the area Mon and Mon night. Another cold front or low pressure trough will move over the region Tue and Tue night. For more information on Hurricane Erin, please closely monitor the latest forecasts from the National Hurricane Center. Murrells Inlet to 31N .TODAY...E winds 5 to 15 kt. Seas 8 to 12 ft. Scattered showers and tstms. .TONIGHT...E winds 5 to 15 kt. Seas 7 to 11 ft. Showers and tstms likely. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. Scattered showers and tstms. .SAT NIGHT...S to SE winds 10 to 20 kt. Seas 5 to 9 ft. Scattered showers and tstms. .SUN...W to SW winds 5 to 15 kt. Seas 5 to 8 ft. .SUN NIGHT...W to SW winds 15 to 25 kt. Seas 5 to 7 ft. .MON...W to NW winds 5 to 15 kt. Seas 4 to 7 ft. .MON NIGHT...W winds less than 10 kt. Seas 3 to 6 ft. .TUE...Variable winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. South of 31N .TODAY...Variable winds less than 10 kt. Seas 6 to 9 ft. Scattered showers and tstms. .TONIGHT...Variable winds less than 10 kt. Seas 5 to 9 ft. Scattered showers and tstms. .SAT...S to SW winds less than 10 kt. Seas 5 to 8 ft. Scattered showers and tstms. .SAT NIGHT...W to SW winds 5 to 15 kt. Seas 5 to 7 ft. Scattered showers and tstms. .SUN...W winds 5 to 15 kt. Seas 4 to 7 ft. .SUN NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. .MON...W winds 5 to 15 kt. Seas 3 to 6 ft. .MON NIGHT...W winds less than 10 kt. Seas 3 to 5 ft. .TUE...Variable winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.