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Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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870 FZUS52 KCHS 032332 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 731 PM EDT Wed Jul 3 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 AMZ300-041200- 731 PM EDT Wed Jul 3 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A weak front will linger near the area tonight. Through the rest of the week, a hot and humid air mass will build over the region. A weak cold front could approach the region by early next week. $$ AMZ330-041200- Charleston Harbor- 731 PM EDT Wed Jul 3 2024 .TONIGHT...E winds 5 to 10 kt, diminishing to 5 kt late. .THU...NE winds 5 kt, becoming SE in the afternoon. .THU NIGHT...S winds 5 to 10 kt. .FRI...SW winds 5 kt, becoming S 10 to 15 kt with gusts to 20 kt in the afternoon. .FRI NIGHT...S winds 10 kt. .SAT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts to 20 kt in the afternoon. A slight chance of tstms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SAT NIGHT...S winds 5 to 10 kt. A chance of showers with a slight chance of tstms. .SUN...S winds 5 to 10 kt. A chance of showers with a slight chance of tstms. .SUN NIGHT...S winds 5 to 10 kt. A chance of showers with a slight chance of tstms. .MON...S winds 5 to 10 kt. A chance of showers with a slight chance of tstms. .MON NIGHT...SW winds 5 to 10 kt. A chance of showers with a slight chance of tstms. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 85 degrees. $$ AMZ350-041200- Waters from South Santee River to Edisto Beach SC out 20 NM- 731 PM EDT Wed Jul 3 2024 .TONIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: E 3 ft at 7 seconds and SE 1 foot at 16 seconds. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 6 seconds and SE 2 ft at 9 seconds. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds and SE 2 ft at 12 seconds. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 11 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds. A slight chance of showers and tstms after midnight. .SAT...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds. A slight chance of tstms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .MON...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely with a slight chance of tstms. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. Winds and seas higher in and near tstms. $$ AMZ352-041200- Waters from Edisto Beach SC to Savannah GA out 20 NM- 731 PM EDT Wed Jul 3 2024 .TONIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds and SE 2 ft at 8 seconds. .THU...NE winds 5 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds and SE 1 foot at 14 seconds. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and E 2 ft at 6 seconds. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 11 seconds. .FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and S 1 foot at 3 seconds. A slight chance of showers and tstms. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and SW 1 foot at 3 seconds. A slight chance of tstms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .MON...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .MON NIGHT...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. Winds and seas higher in and near tstms. $$ AMZ354-041200- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 731 PM EDT Wed Jul 3 2024 .TONIGHT...E winds 5 to 10 kt, becoming SE after midnight. Seas 2 ft. Wave Detail: NE 2 ft at 7 seconds and SE 2 ft at 8 seconds. .THU...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 7 seconds and SE 1 foot at 14 seconds. A slight chance of showers and tstms in the afternoon. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and E 2 ft at 6 seconds. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 11 seconds. A slight chance of showers and tstms in the afternoon. .FRI NIGHT...S winds 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 10 seconds. A slight chance of showers and tstms. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and S 1 foot at 3 seconds. A slight chance of tstms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN...S winds 5 to 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .MON...S winds 5 to 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .MON NIGHT...SW winds 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. Winds and seas higher in and near tstms. $$ AMZ374-041200- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 731 PM EDT Wed Jul 3 2024 .TONIGHT...E winds 5 to 10 kt, becoming 5 kt after midnight. Seas 3 ft. Wave Detail: NE 3 ft at 7 seconds and SE 2 ft at 8 seconds. .THU...NE winds 5 to 10 kt. Seas 3 ft. Wave Detail: NE 2 ft at 7 seconds and SE 2 ft at 8 seconds. .THU NIGHT...SE winds 5 to 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at 12 seconds and NE 2 ft at 7 seconds. .FRI...S winds 5 to 10 kt. Seas 3 ft. Wave Detail: SE 3 ft at 11 seconds and NE 2 ft at 6 seconds. .FRI NIGHT...S winds 10 kt. Seas 3 ft. Wave Detail: E 3 ft at 10 seconds. A slight chance of showers and tstms after midnight. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds. A slight chance of showers and tstms. .SAT NIGHT...S winds 10 kt. Seas 3 ft. A chance of showers with a slight chance of tstms. .SUN...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .SUN NIGHT...S winds 10 kt. Seas 3 ft. A chance of showers with a slight chance of tstms. .MON...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers with a slight chance of tstms. .MON NIGHT...SW winds 10 kt. Seas 3 to 4 ft. A chance of showers with a slight chance of tstms. Winds and seas higher in and near tstms. $$