| NWS Forecast for: Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary (AMZ364) Issued by: National Weather Service Charleston, SC Last Update: 539 PM EDT Tue Jul 28 2026 | |
| Tonight: SW winds 15 to 20 kt, becoming W late. Seas 3 ft. Wave detail: S 3 ft at 4 seconds and E 1 foot at 8 seconds. Wed: W winds 10 to 15 kt with gusts to 20 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave detail: SW 3 ft at 4 seconds and SE 1 foot at 8 seconds. A chance of showers and tstms in the afternoon. Wed Night: SW winds 10 to 15 kt, becoming W after midnight. Seas 2 to 3 ft. Wave detail: S 2 ft at 4 seconds and SE 1 foot at 9 seconds. A chance of showers and tstms in the evening, then a slight chance of showers after midnight. Thu: NW winds 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave detail: W 2 ft at 5 seconds and SE 1 foot at 8 seconds. A slight chance of showers and tstms in the afternoon. Thu Night: S winds 5 to 10 kt, becoming W after midnight. Seas 2 ft. Wave detail: SE 2 ft at 6 seconds. A slight chance of tstms in the evening. A chance of showers. Fri: SW winds 5 kt, becoming SE in the afternoon. Seas 2 ft. Wave detail: SE 2 ft at 7 seconds. Fri Night: S winds 10 kt. Seas 2 ft. A slight chance of showers and tstms after midnight. Sat: S winds 10 to 15 kt. Seas 2 ft. A chance of showers and tstms. Sat Night: S winds 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. Sun: SW winds 15 to 20 kt. Seas 4 to 5 ft. Showers likely with a chance of tstms. Sun Night: SW winds 15 to 20 kt. Seas 4 to 5 ft. A chance of showers and tstms. winds and seas higher in and near tstms. | |
| Zone Forecast: Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary (AMZ364) | |
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