Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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251 FZUS52 KCHS 140103 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 903 PM EDT Thu Jun 13 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 AMZ300-141415- 903 PM EDT Thu Jun 13 2024 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A stationary front will meander near or just off the coast through the end of the week. A weak cold front will drop into the forecast area early this weekend before high pressure spreads in from the north. $$ AMZ330-141415- Charleston Harbor- 903 PM EDT Thu Jun 13 2024 .OVERNIGHT...NE winds 15 kt with gusts to 20 kt, diminishing to 5 to 10 kt. .FRI...N winds 5 to 10 kt, becoming E in the afternoon. .FRI NIGHT...SW winds 5 to 10 kt. .SAT...W winds 5 kt, becoming S 10 to 15 kt in the afternoon. A slight chance of showers and tstms in the afternoon. .SAT NIGHT...S winds 5 to 10 kt, becoming SE after midnight. A slight chance of showers and tstms. .SUN...E winds 10 to 15 kt. A slight chance of showers and tstms. .SUN NIGHT...E winds 10 to 15 kt with gusts to 20 kt, diminishing to 5 to 10 kt after midnight. A slight chance of showers and tstms in the evening. .MON...E winds 10 to 15 kt. .MON NIGHT...E winds 10 to 15 kt. .TUE...E winds 10 to 15 kt. A slight chance of showers and tstms. .TUE NIGHT...E winds 10 to 15 kt. A slight chance of showers and tstms. Winds and waves higher in and near tstms. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 82 degrees. $$ AMZ350-141415- Waters from South Santee River to Edisto Beach SC out 20 NM- 903 PM EDT Thu Jun 13 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING... .OVERNIGHT...NE winds 20 kt with gusts to 25 kt, diminishing to 10 to 15 kt with gusts to 20 kt. Seas 4 to 5 ft. Wave Detail: E 4 ft at 7 seconds. Isolated showers and tstms. .FRI...N winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: E 3 ft at 7 seconds. .FRI NIGHT...SW winds 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds. .SAT...W winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. .SAT NIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. A slight chance of showers and tstms. .SUN...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 7 seconds. A slight chance of showers and tstms. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...E winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. A slight chance of showers and tstms. .TUE...E winds 10 to 15 kt. Seas 3 ft. A slight chance of showers and tstms. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ352-141415- Waters from Edisto Beach SC to Savannah GA out 20 NM- 903 PM EDT Thu Jun 13 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING... .OVERNIGHT...NE winds 20 kt with gusts to 25 kt, diminishing to 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft at 7 seconds. Isolated showers and tstms. .FRI...N winds 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. Wave Detail: E 3 ft at 7 seconds. .FRI NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT...W winds 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: E 2 ft at 7 seconds. A slight chance of showers and tstms. .SUN...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 6 seconds. A chance of showers and tstms. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .MON...E winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of showers and tstms. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. A slight chance of showers and tstms. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of showers and tstms. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ354-141415- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 903 PM EDT Thu Jun 13 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING... .OVERNIGHT...NE winds 15 to 20 kt with gusts to 25 kt, diminishing to 10 kt late. Seas 3 to 4 ft. Wave Detail: E 4 ft at 6 seconds. Isolated showers and tstms. .FRI...NE winds 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 6 seconds. .FRI NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT...W winds 5 kt, becoming S in the afternoon. Seas 2 ft. Wave Detail: E 2 ft at 7 seconds. .SAT NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 ft. Wave Detail: SE 2 ft at 6 seconds. A slight chance of showers and tstms after midnight. .SUN...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. A chance of showers and tstms. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms, mainly in the evening. .MON...E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. A slight chance of showers and tstms. .TUE...E winds 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. .TUE NIGHT...E winds 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$ AMZ374-141415- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 903 PM EDT Thu Jun 13 2024 .OVERNIGHT...NE winds 15 to 20 kt, diminishing to 10 kt. Seas 4 to 5 ft. Wave Detail: E 4 ft at 6 seconds. Isolated showers and tstms. .FRI...N winds 10 to 15 kt, becoming NE 5 to 10 kt in the afternoon. Seas 3 ft. Wave Detail: E 3 ft at 7 seconds. A slight chance of showers and tstms in the morning. .FRI NIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT...W winds 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds. A chance of showers and tstms after midnight. .SUN...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds and E 1 foot at 14 seconds. A chance of showers and tstms. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft, building to 3 to 4 ft after midnight. A slight chance of showers and tstms. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of showers and tstms. .MON NIGHT...E winds 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. .TUE...E winds 15 kt. Seas 3 to 4 ft. A chance of showers and tstms. .TUE NIGHT...E winds 15 kt. Seas 4 to 5 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. $$