| NWS Forecast for: 21NM NNE Altamaha Sound FL Atlantic Ocean Issued by: National Weather Service Charleston, SC Last Update: 8:35 pm EDT Jul 3, 2025 |  |
| Tonight: Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft. Independence Day: NE wind 6 to 9 kt increasing to 10 to 13 kt in the afternoon. A chance of showers and thunderstorms, mainly between 2pm and 5pm. Seas 2 to 3 ft. Friday Night: ENE wind around 12 kt. A chance of showers and thunderstorms, mainly after 8pm. Seas around 3 ft. Saturday: ENE wind 14 to 16 kt. Showers and possibly a thunderstorm. Seas 3 to 4 ft. Saturday Night: ENE wind 9 to 14 kt. Showers and thunderstorms likely, mainly before 8pm. Seas 3 to 4 ft. Sunday: W wind around 10 kt becoming S in the afternoon. A chance of showers and thunderstorms. Seas 2 to 3 ft. Sunday Night: S wind around 9 kt becoming SW after midnight. A chance of showers and thunderstorms, mainly before 8pm. Seas 2 to 3 ft. Monday: W wind 7 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas around 2 ft. Monday Night: S wind around 9 kt becoming WSW after midnight. A chance of showers and thunderstorms, mainly before 8pm. Seas around 2 ft. | |
| Marine Point Forecast: 31.62°N 81.12°W Associated Zone Forecast which includes this point | |
Visit your local NWS office at: https://www.weather.gov/chs |
