Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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090 FZUS52 KCHS 301932 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 332 PM EDT Tue Apr 30 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 AMZ300-010830- 332 PM EDT Tue Apr 30 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A weak disturbance will move through the region tonight into Wednesday. High pressure will then prevail through late week, before a weak cold front stalls in the vicinity this weekend. $$ AMZ330-010830- Charleston Harbor- 332 PM EDT Tue Apr 30 2024 .TONIGHT...S winds 10 to 15 kt, decreasing to 5 to 10 kt. A chance of showers and tstms after midnight. .WED...SW winds 5 kt, becoming S in the afternoon. A chance of showers and tstms, mainly in the morning. .WED NIGHT...S winds 5 to 10 kt, becoming SW after midnight. .THU...N winds 5 to 10 kt, becoming E in the afternoon. .THU NIGHT...SE winds 5 to 10 kt. .FRI...SE winds 5 to 10 kt. .FRI NIGHT...SE winds 10 kt. .SAT...SE winds 10 to 15 kt. A chance of showers and tstms. .SAT NIGHT...SE winds 10 kt. A chance of showers and tstms. .SUN...S winds 10 to 15 kt. A chance of showers and tstms. .SUN NIGHT...S winds 10 to 15 kt. A slight chance of showers and tstms. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 71 degrees. $$ AMZ350-010830- Waters from South Santee River to Edisto Beach SC out 20 NM- 332 PM EDT Tue Apr 30 2024 .TONIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and E 2 ft at 10 seconds. A chance of showers and tstms after midnight. .WED...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 12 seconds. A chance of showers and tstms, mainly in the morning. .WED NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 1 foot at 11 seconds. .THU...N winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .THU NIGHT...SE winds 5 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 ft. .SAT...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT NIGHT...SE winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN...S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN NIGHT...S winds 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ352-010830- Waters from Edisto Beach SC to Savannah GA out 20 NM- 332 PM EDT Tue Apr 30 2024 .TONIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 10 seconds. A slight chance of showers and tstms late this evening. A chance of showers and tstms after midnight. .WED...SW winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 12 seconds. A slight chance of showers and tstms in the morning. .WED NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 12 seconds. .THU...N winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 9 seconds. .FRI NIGHT...SE winds 10 kt. Seas 2 ft. .SAT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT NIGHT...S winds 10 kt. Seas 2 ft. A chance of showers and tstms. .SUN...S winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN NIGHT...S winds 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ354-010830- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 332 PM EDT Tue Apr 30 2024 .TONIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 9 seconds. A slight chance of showers and tstms late this evening. .WED...SW winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 11 seconds. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 12 seconds. .THU...NE winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI NIGHT...SE winds 10 kt. Seas 2 ft. .SAT...SE winds 10 kt. Seas 2 ft. A slight chance of showers and tstms. .SAT NIGHT...SE winds 10 kt. Seas 2 ft. A chance of showers and tstms. .SUN...S winds 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .SUN NIGHT...S winds 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. $$ AMZ374-010830- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 332 PM EDT Tue Apr 30 2024 .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 10 seconds. A slight chance of showers and tstms this evening, then a chance of showers and tstms after midnight. A slight chance of showers and tstms late. .WED...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 6 seconds and E 2 ft at 12 seconds. A slight chance of showers and tstms in the morning. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and E 2 ft at 12 seconds. .THU...N winds 5 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds. .FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 9 seconds. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...SE winds 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .SAT NIGHT...SE winds 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN...S winds 10 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .SUN NIGHT...S winds 10 kt. Seas 3 ft. A slight chance of showers and tstms. Winds and seas higher in and near tstms. $$