Coastal Waters Forecast
Issued by NWS Charleston, SC

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672 FZUS52 KCHS 241845 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 245 PM EDT Mon Jun 24 2024 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 AMZ300-250715- 245 PM EDT Mon Jun 24 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... High pressure will remain over the western Atlantic while a weak cold front approaches the area. This front will likely linger near the area through mid-week. $$ AMZ330-250715- Charleston Harbor- 245 PM EDT Mon Jun 24 2024 .TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt, diminishing to 5 to 10 kt late. Scattered showers and tstms until early morning, then isolated showers and tstms late. .TUE...SW winds 5 to 10 kt, becoming SE in the afternoon. A chance of showers and tstms in the afternoon. .TUE NIGHT...S winds 5 to 10 kt. A chance of showers and tstms, mainly in the evening. .WED...S winds 5 kt, increasing to 10 to 15 kt in the afternoon. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .WED NIGHT...S winds 10 kt. A chance of showers and tstms in the evening. .THU...SW winds 10 to 15 kt. A chance of showers and tstms in the afternoon. .THU NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. A chance of showers and tstms. .FRI...S winds 5 to 10 kt. A chance of showers and tstms. .FRI NIGHT...SE winds 5 to 10 kt. A slight chance of showers and tstms. .SAT...SE winds 5 to 10 kt. A slight chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 84 degrees. $$ AMZ350-250715- Waters from South Santee River to Edisto Beach SC out 20 NM- 245 PM EDT Mon Jun 24 2024 .TONIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 7 seconds. Scattered showers and tstms. .TUE...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: S 4 ft at 7 seconds, becoming S 3 ft at 7 seconds. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .TUE NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. A chance of showers and tstms. .WED...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 6 seconds. A chance of showers and tstms, mainly in the morning. .WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 10 seconds. A slight chance of showers and tstms. .THU...SW winds 10 to 15 kt. Seas 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 2 ft at 9 seconds. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .THU NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers and tstms. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...SE winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ352-250715- Waters from Edisto Beach SC to Savannah GA out 20 NM- 245 PM EDT Mon Jun 24 2024 .TONIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 6 seconds. Scattered showers and tstms early this evening, then isolated showers and tstms late this evening. .TUE...SW winds 5 to 10 kt, becoming S in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: SE 4 ft at 7 seconds, becoming SE 3 ft at 7 seconds. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds. A chance of showers and tstms. .WED...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds. A chance of showers and tstms, mainly in the morning. .WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 9 seconds. A slight chance of showers and tstms. .THU...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 ft. A chance of showers and tstms. .SAT...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ354-250715- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 245 PM EDT Mon Jun 24 2024 .TONIGHT...SW winds 15 to 20 k. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 6 seconds. Scattered showers and tstms early this evening, then isolated showers and tstms late this evening. .TUE...SW winds 10 to 15 kt, becoming S 5 to 10 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: SE 4 ft at 6 seconds, becoming SE 2 ft at 6 seconds. A chance of showers and tstms in the afternoon. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds. A chance of showers and tstms, mainly in the evening. .WED...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 7 seconds. A chance of showers and tstms, mainly in the evening. .THU...SW winds 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers and tstms in the afternoon. .THU NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers and tstms. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT...SE winds 5 to 10 kt. Seas 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ374-250715- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 245 PM EDT Mon Jun 24 2024 .TONIGHT...SW winds 15 to 20 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 6 seconds. Isolated showers and tstms until early morning, then scattered showers and tstms late. .TUE...SW winds 10 to 15 kt with gusts to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 4 to 5 ft, subsiding to 3 ft in the afternoon. Wave Detail: S 4 ft at 7 seconds, becoming S 2 ft at 6 seconds. A slight chance of showers and tstms. .TUE NIGHT...S winds 5 to 10 kt. Seas 3 ft. Wave Detail: S 3 ft at 6 seconds. A chance of showers and tstms. .WED...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds. A chance of showers and tstms, mainly in the morning. .WED NIGHT...S winds 10 to 15 kt. Seas 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 3 ft at 8 seconds. A slight chance of showers and tstms. .THU...SW winds 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at 9 seconds and SW 2 ft at 5 seconds. A slight chance of showers and tstms. .THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$