Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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343 FZUS52 KCHS 231349 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 949 AM EDT Thu May 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 AMZ300-240215- 949 AM EDT Thu May 23 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... High pressure will persist through tonight. Diurnal convection and hot temperatures are expected during the holiday weekend. A cold front might bring impacts to our area on Tuesday. $$ AMZ330-240215- Charleston Harbor- 949 AM EDT Thu May 23 2024 .TODAY...W winds 5 to 10 kt, becoming S 10 to 15 kt this afternoon. .TONIGHT...SW winds 5 to 10 kt. .FRI...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .FRI NIGHT...S winds 5 to 10 kt. A slight chance of showers and tstms. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts to 20 kt in the afternoon. A slight chance of showers and tstms in the morning, then a chance of showers and tstms in the afternoon. .SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 kt after midnight. A chance of showers and tstms, mainly in the evening. .SUN...SW winds 5 to 10 kt. A slight chance of showers and tstms. .SUN NIGHT...S winds 10 kt. .MON...SW winds 10 to 15 kt. A slight chance of showers and tstms. .MON NIGHT...SW winds 10 to 15 kt. A chance of showers and tstms. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 76 degrees. $$ AMZ350-240215- Waters from South Santee River to Edisto Beach SC out 20 NM- 949 AM EDT Thu May 23 2024 .TODAY...SW winds 5 to 10 kt, becoming S late. Seas 2 ft. Wave Detail: SE 2 ft at 9 seconds. .TONIGHT...SW winds 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds and S 1 foot at 3 seconds. .FRI...SW winds 10 to 15 kt. Seas 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. .FRI NIGHT...SW winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at 5 seconds. A slight chance of showers and tstms in the evening, then a chance of showers and tstms after midnight. .SAT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 8 seconds. A chance of showers and tstms, mainly in the morning. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and SE 1 foot at 9 seconds. A slight chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas 2 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of showers and tstms. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ352-240215- Waters from Edisto Beach SC to Savannah GA out 20 NM- 949 AM EDT Thu May 23 2024 .TODAY...W winds 5 to 10 kt, becoming S this afternoon. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds. .TONIGHT...S winds 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds and S 1 foot at 3 seconds. .FRI...SW winds 10 kt. Seas 2 ft. Wave Detail: S 1 foot at 3 seconds and SE 1 foot at 9 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 9 seconds. A slight chance of showers and tstms. .SAT...SW winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 8 seconds. A slight chance of showers and tstms. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 7 seconds. A slight chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas 2 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 10 to 15 kt. Seas 3 ft. A slight chance of showers and tstms. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ354-240215- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 949 AM EDT Thu May 23 2024 .TODAY...SW winds 5 to 10 kt, becoming S this afternoon. Seas 2 ft. Wave Detail: E 2 ft at 7 seconds. .TONIGHT...S winds 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 3 seconds. .FRI...S winds 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds and S 1 foot at 4 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 9 seconds. A slight chance of showers and tstms after midnight. .SAT...SW winds 5 to 10 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at 4 seconds. A slight chance of showers and tstms in the afternoon. .SAT NIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: SE 2 ft at 4 seconds and E 1 foot at 7 seconds. A slight chance of showers and tstms in the evening. .SUN...S winds 5 to 10 kt. Seas 2 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. .MON...SW winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ374-240215- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 949 AM EDT Thu May 23 2024 .TODAY...SW winds 5 to 10 kt, becoming S late. Seas 2 ft. Wave Detail: E 2 ft at 8 seconds and SE 1 foot at 10 seconds. .TONIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds and S 1 foot at 3 seconds. .FRI...S winds 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 9 seconds and S 1 foot at 3 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 8 seconds. A slight chance of showers and tstms after midnight. .SAT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 8 seconds. A slight chance of showers and tstms in the morning. .SAT NIGHT...S winds 10 to 15 kt. Seas 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at 8 seconds. A slight chance of showers and tstms. .SUN...SW winds 10 to 15 kt. Seas 2 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$