| NWS Forecast for: Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm ...including Grays Reef National Marine Sanctuary (AMZ354) Issued by: National Weather Service Charleston, SC Last Update: 440 PM EST Tue Dec 30 2025 |  |
| Tonight: NW winds 10 to 15 kt. Seas 2 ft. Wave detail: N 2 ft at 4 seconds and E 1 foot at 11 seconds. Wed: W winds 15 kt. Seas 2 ft. Wave detail: N 2 ft at 4 seconds and E 1 foot at 11 seconds. Wed Night: W winds 15 to 20 kt. Seas 2 to 3 ft. Wave detail: W 3 ft at 4 seconds and E 1 foot at 9 seconds. Thu: W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave detail: W 3 ft at 4 seconds and E 1 foot at 8 seconds. Thu Night: W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 ft. Wave detail: W 2 ft at 3 seconds and E 1 foot at 8 seconds. Fri: SW winds 5 to 10 kt. Seas 1 foot or less. Wave detail: W 1 foot at 3 seconds. Fri Night: SW winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of showers in the evening, then a chance of showers with a slight chance of tstms after midnight. Sat: SW winds 10 to 15 kt. Seas 3 to 4 ft. Showers with a slight chance of tstms. Sat Night: N winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely. Sun: NE winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of showers. Sun Night: NE winds 5 to 10 kt. Seas 2 to 3 ft. 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 (AMZ354) | |
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