Coastal Waters Forecast
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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912 FZUS52 KCHS 142122 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 422 PM EST Fri Nov 14 2025 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 AMZ300-150945- 422 PM EST Fri Nov 14 2025 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... High pressure will remain the primary feature through the weekend. A dry cold front will move through the area Sunday night, followed by more high pressure for early next week. $$ AMZ330-150945- Charleston Harbor- 422 PM EST Fri Nov 14 2025 .TONIGHT...E winds 5 to 10 kt, becoming variable less than 5 kt. .SAT...W winds 5 to 10 kt. .SAT NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. .SUN...SW winds 10 to 15 kt with gusts to 20 kt. .SUN NIGHT...W winds 10 kt, becoming N after midnight. .MON...NE winds 5 to 10 kt. .MON NIGHT...E winds 5 kt. .TUE...SE winds 5 to 10 kt. .TUE NIGHT...SW winds 5 kt. .WED...W winds 5 to 10 kt. .WED NIGHT...NE winds 5 kt. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 61 degrees. $$ AMZ350-150945- Waters from South Santee River to Edisto Beach SC out 20 NM- 422 PM EST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING... .TONIGHT...NE winds 5 kt, becoming SW late this evening, then W late. Seas 1 to 2 ft. Wave Detail: NE 2 ft at 4 seconds and SE 1 foot at 9 seconds. .SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and NE 1 foot at 4 seconds. .SAT NIGHT...SW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 4 to 5 ft after midnight. Wave Detail: SW 4 ft at 5 seconds and NE 1 foot at 4 seconds, becoming SW 5 ft at 6 seconds and SE 1 foot at 8 seconds. .SUN...W winds 20 to 25 kt, becoming SW 15 to 20 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 6 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 10 to 15 kt with gusts to 20 kt, becoming N after midnight. Seas 4 to 5 ft, subsiding to 2 to 3 ft after midnight. Wave Detail: SW 4 ft at 6 seconds and SE 1 foot at 9 seconds, becoming W 3 ft at 6 seconds and SE 1 foot at 9 seconds. .MON...NE winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and SW 2 ft at 5 seconds. .MON NIGHT...E winds 5 kt. Seas 2 ft. .TUE...SE winds 5 to 10 kt. Seas 2 ft. .TUE NIGHT...SW winds 10 kt. Seas 2 ft. .WED...W winds 5 to 10 kt. Seas 2 ft. .WED NIGHT...NE winds 10 kt. Seas 2 ft. $$ AMZ352-150945- Waters from Edisto Beach SC to Savannah GA out 20 NM- 422 PM EST Fri Nov 14 2025 .TONIGHT...E winds 5 kt, becoming SW after midnight, then W late. Seas 1 to 2 ft. Wave Detail: NE 1 foot at 4 seconds and SE 1 foot at 9 seconds. .SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 2 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at 4 seconds. .SAT NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft, building to 3 to 4 ft after midnight. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 5 seconds, becoming SW 4 ft at 5 seconds and E 1 foot at 5 seconds. .SUN...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 10 to 15 kt with gusts to 20 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 9 seconds. .MON...NE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SW 2 ft at 4 seconds and N 1 foot at 3 seconds. .MON NIGHT...E winds 5 kt. Seas 2 ft in the evening, then 1 foot or less. .TUE...SE winds 5 to 10 kt. Seas 1 foot or less. .TUE NIGHT...SW winds 5 to 10 kt. Seas 2 ft. .WED...SW winds 5 to 10 kt. Seas 2 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 2 ft. $$ AMZ354-150945- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 422 PM EST Fri Nov 14 2025 .TONIGHT...N winds 5 to 10 kt, variable less than 5 kt later this evening, then W late. Seas 1 to 2 ft. Wave Detail: NE 1 foot at 3 seconds and SE 1 foot at 9 seconds. .SAT...W winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 ft. Wave Detail: NE 1 foot at 4 seconds and SE 1 foot at 9 seconds. .SAT NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and NE 1 foot at 5 seconds. .SUN...SW winds 15 kt with gusts to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 5 seconds. .SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 8 seconds. .MON...NE winds 10 kt. Seas 2 ft. Wave Detail: N 2 ft at 3 seconds and SE 1 foot at 8 seconds. .MON NIGHT...E winds 5 to 10 kt. Seas 2 ft in the evening, then 1 foot or less. .TUE...SE winds 5 to 10 kt. Seas 1 foot or less. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 ft. .WED...SW winds 5 to 10 kt. Seas 2 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 2 ft. $$ AMZ374-150945- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 422 PM EST Fri Nov 14 2025 .TONIGHT...NE winds 5 to 10 kt, becoming variable less than 5 kt, then W late. Seas 2 ft. Wave Detail: NE 2 ft at 4 seconds and SE 2 ft at 9 seconds. .SAT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 9 seconds and NE 1 foot at 4 seconds. .SAT NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, building to 4 to 5 ft after midnight. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 7 seconds, becoming SW 4 ft at 5 seconds and E 2 ft at 7 seconds. .SUN...SW winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 8 seconds. .MON...N winds 10 to 15 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 1 foot at 8 seconds. .MON NIGHT...E winds 5 to 10 kt. Seas 2 ft. .TUE...SE winds 5 to 10 kt. Seas 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .WED...W winds 5 to 10 kt. Seas 2 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 2 ft. $$