Expires:202512081315;;191514 FZUS52 KCHS 080039 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 739 PM EST Sun Dec 7 2025 South Santee River SC to Savannah GA out 20 NM and Savannah GA to Altamaha Sound GA out 60 NM, including Charleston Harbor and Grays Reef National Marine Sanctuary AMZ352-081315- Waters from Edisto Beach SC to Savannah GA out 20 NM- 739 PM EST Sun Dec 7 2025 .TONIGHT...NE winds 10 to 15 kt, becoming N late. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 3 seconds and E 2 ft at 9 seconds. Showers likely early this evening, then a chance of showers late this evening. A slight chance of showers after midnight. .MON...N winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 2 ft at 9 seconds. A chance of showers in the morning with vsby 1 to 3 NM. .MON NIGHT...N winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: N 4 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE...N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NE 4 ft at 6 seconds and E 4 ft at 9 seconds. .TUE NIGHT...NW winds 5 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft at 9 seconds. .WED...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 to 3 ft, building to 3 to 4 ft in the afternoon. Wave Detail: E 3 ft at 9 seconds, becoming E 3 ft at 9 seconds and SW 2 ft at 3 seconds. .WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft. .THU...W winds 10 to 15 kt. Seas 2 to 3 ft. .THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .FRI...W winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of showers. .FRI NIGHT...NW winds 15 to 20 kt. Seas 2 to 3 ft. A slight chance of showers. $$