| NWS Forecast for: Coastal waters from South Santee River to Edisto Beach SC out 20 nm (AMZ350) Issued by: National Weather Service Charleston, SC Last Update: 440 AM EDT Wed Mar 11 2026 | |
Today: SW winds 10 to 15 kt with gusts to 20 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 5 seconds and SE 3 ft at 9 seconds. Tonight: SW winds 15 to 20 kt. Seas 3 to 4 ft, building to 4 to 5 ft after midnight. Wave detail: S 4 ft at 5 seconds and SE 2 ft at 9 seconds, becoming SW 5 ft at 6 seconds and SE 2 ft at 9 seconds. Thu: SW winds 15 to 20 kt, becoming NW 20 to 25 kt with gusts to 30 kt in the afternoon. Seas 4 to 6 ft. Wave detail: S 5 ft at 7 seconds and SE 2 ft at 9 seconds. Showers likely in the morning, then showers with a slight chance of tstms in the afternoon. Thu Night: NE winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 5 ft, building to 4 to 6 ft after midnight. Wave detail: W 5 ft at 7 seconds and E 5 ft at 9 seconds, becoming NE 5 ft at 6 seconds and S 2 ft at 7 seconds. Showers, mainly in the evening. Fri: E winds 15 to 20 kt with gusts to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 4 to 5 ft in the afternoon. Wave detail: NE 5 ft at 6 seconds and S 1 foot at 6 seconds, becoming E 5 ft at 7 seconds. Fri Night: E winds 5 kt, becoming SW after midnight. Seas 3 to 4 ft. Wave detail: E 4 ft at 7 seconds. Sat: NE winds 5 to 10 kt. Seas 2 to 3 ft. Sat Night: E winds 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. Sun: SE winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely with a slight chance of tstms. Sun Night: S winds 15 to 20 kt. Seas 4 to 6 ft. Showers likely with a chance of tstms. winds and seas higher in and near tstms. | |
| Zone Forecast: Coastal waters from South Santee River to Edisto Beach SC out 20 nm (AMZ350) | |
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