Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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205 FZUS52 KCHS 230746 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 346 AM EDT Sun Jun 23 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 AMZ300-232030- 346 AM EDT Sun Jun 23 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A typical summertime pattern with High pressure in the western Atlantic and diurnal convection will prevail this week. $$ AMZ330-232030- Charleston Harbor- 346 AM EDT Sun Jun 23 2024 .TODAY...S winds 10 to 15 kt with gusts to 20 kt. A chance of showers. A chance of tstms this afternoon. .TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt. A chance of showers and tstms, mainly in the evening. .MON...SW winds 10 to 15 kt with gusts to 20 kt. A chance of showers and tstms in the afternoon. .MON NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. A chance of showers and tstms. .TUE...NW winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. A chance of showers and tstms. .TUE NIGHT...S winds 5 to 10 kt. A chance of showers and tstms, mainly in the evening. .WED...S winds 10 to 15 kt. A chance of showers and tstms. .WED NIGHT...S winds 10 to 15 kt. A slight chance of showers and tstms. .THU...SW winds 10 kt. A chance of showers and tstms. .THU NIGHT...S winds 5 to 10 kt. A chance of showers and tstms. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 83 degrees. $$ AMZ350-232030- Waters from South Santee River to Edisto Beach SC out 20 NM- 346 AM EDT Sun Jun 23 2024 .TODAY...S winds 10 to 15 kt with gusts to around 20 kt. Seas 3 ft. Wave Detail: S 3 ft at 5 seconds and E 2 ft at 8 seconds. A chance of showers and tstms. .TONIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 8 seconds, becoming SE 5 ft at 7 seconds. A chance of showers with a slight chance of tstms. .MON...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: S 5 ft at 6 seconds, becoming S 4 ft at 6 seconds. A slight chance of tstms. A chance of showers, mainly in the morning. .MON NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. A chance of showers and tstms. .TUE...W 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: SE 3 ft at 7 seconds, becoming SE 2 ft at 7 seconds. A chance of showers and tstms. .TUE NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. A slight chance of showers and tstms. .WED...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .WED NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of showers and tstms. .THU...SW winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms. .THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ352-232030- Waters from Edisto Beach SC to Savannah GA out 20 NM- 346 AM EDT Sun Jun 23 2024 .TODAY...S winds 15 to 20 kt with higher gusts this morning, diminishing to 10 to 15 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft this afternoon. Wave Detail: S 3 ft at 5 seconds and E 2 ft at 8 seconds, becoming SE 3 ft at 6 seconds. A chance of showers and tstms. .TONIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave Detail: SE 4 ft at 6 seconds, becoming SW 4 ft at 6 seconds and E 2 ft at 7 seconds. A chance of showers. A chance of tstms, mainly in the evening. .MON...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: S 4 ft at 6 seconds, becoming S 3 ft at 7 seconds. A slight chance of showers. A slight chance of tstms in the afternoon. .MON NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds. A chance of showers and tstms. .TUE...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers and tstms. .TUE NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds. A slight chance of showers and tstms. .WED...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .WED NIGHT...S winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms. .THU...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .THU NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ354-232030- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 346 AM EDT Sun Jun 23 2024 .TODAY...S winds 15 to 20 kt with higher gusts this morning, becoming SW 10 to 15 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft this afternoon. Wave Detail: S 3 ft at 5 seconds and E 3 ft at 8 seconds, becoming SE 3 ft at 6 seconds. A chance of showers and tstms. .TONIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, building to 4 to 5 ft after midnight. Wave Detail: SE 4 ft at 6 seconds. A chance of showers and tstms, mainly in the evening. .MON...SW winds 15 to 20 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: SE 3 ft at 7 seconds, becoming S 3 ft at 6 seconds. A slight chance of showers and tstms in the afternoon. .MON NIGHT...SW winds 15 to 20 kt. Seas 3 ft. Wave Detail: SE 3 ft at 6 seconds. A chance of showers and tstms. .TUE...SW winds 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds. A chance of showers and tstms. .TUE 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. .WED...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .THU...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ374-232030- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 346 AM EDT Sun Jun 23 2024 .TODAY...S winds 15 to 20 kt with higher gusts this morning, becoming SW 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 5 seconds and E 3 ft at 8 seconds. A chance of showers and tstms. .TONIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft, building to 4 to 6 ft after midnight. Wave Detail: S 4 ft at 5 seconds and E 2 ft at 8 seconds, becoming SE 4 ft at 7 seconds. A chance of showers. A chance of tstms, mainly in the evening. .MON...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: SW 4 ft at 6 seconds and SE 3 ft at 7 seconds, becoming S 3 ft at 6 seconds. A slight chance of showers and tstms. .MON NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds. A chance of showers and tstms. .TUE...SW winds 10 to 15 kt, becoming S 5 to 10 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: S 3 ft at 6 seconds, becoming S 2 ft at 6 seconds. A chance of showers and tstms. .TUE NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds. A slight chance of showers and tstms in the evening, then a chance of showers and tstms after midnight. .WED...S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .WED NIGHT...S winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms. .THU...SW winds 10 kt. Seas 3 ft. A chance of showers and tstms. .THU NIGHT...SW winds 10 kt. Seas 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$