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FZUS52 KCHS 231714

CWFCHS



Coastal Waters Forecast for South Carolina

National Weather Service Charleston SC

114 PM EDT Tue Apr 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



AMZ300-240615-

114 PM EDT Tue Apr 23 2024



.Synopsis for the coastal waters of south coastal South Carolina

and north coastal Georgia...

High pressure will extend across the Southeast U.S. through the

week and into the upcoming weekend. 



$$



AMZ330-240615-

Charleston Harbor-

114 PM EDT Tue Apr 23 2024



.THIS AFTERNOON...SE winds 5 kt, increasing to 10 kt late. 

.TONIGHT...S winds 10 kt. 

.WED...SW winds 10 to 15 kt. 

.WED NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt

after midnight. 

.THU...N winds 5 kt, becoming E in the afternoon. 

.THU NIGHT...E winds 10 kt. 

.FRI...E winds 10 to 15 kt. 

.FRI NIGHT...E winds 10 to 15 kt. 

.SAT...E winds 10 to 15 kt. 

.SAT NIGHT...SE winds 10 kt.  



Unless otherwise noted, waves 1 foot or less. 



Charleston Harbor water temperature 69 degrees. 



$$



AMZ350-240615-

Waters from South Santee River to Edisto Beach SC out 20 NM-

114 PM EDT Tue Apr 23 2024



.THIS AFTERNOON...E winds 5 kt, becoming SE late. Seas 2 to 3 ft.

Wave Detail: E 3 ft at 10 seconds. 

.TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after

midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and SW

2 ft at 3 seconds. 

.WED...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the

afternoon. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and

E 3 ft at 9 seconds. 

.WED NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt

after midnight. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds

and E 3 ft at 10 seconds. 

.THU...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to

3 ft. Wave Detail: E 3 ft at 10 seconds and SW 2 ft at 4 seconds.

.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft, building to

3 to 4 ft. Wave Detail: E 2 ft at 8 seconds and S 1 ft at 4 

seconds, becoming E 3 ft at 7 seconds and S 1 ft at 4 seconds. 

.FRI...E winds 15 kt. Seas 3 to 4 ft. 

.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.  



$$



AMZ352-240615-

Waters from Edisto Beach SC to Savannah GA out 20 NM-

114 PM EDT Tue Apr 23 2024



.THIS AFTERNOON...E winds 5 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 10 seconds. 

.TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 9 seconds. 

.WED...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft

at 9 seconds and SW 2 ft at 3 seconds. 

.WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 10 seconds and SW 2 ft at 4 seconds. 

.THU...NW winds 5 to 10 kt, becoming E in the afternoon. Seas

2 to 3 ft. Wave Detail: E 3 ft at 10 seconds and S 2 ft at

4 seconds. 

.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E

2 ft at 10 seconds and SE 1 ft at 4 seconds. 

.FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.SAT...E winds 10 to 15 kt. Seas 3 ft. 

.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.  



$$



AMZ354-240615-

Waters from Savannah GA to Altamaha Sound GA out 20 NM, including

Grays Reef National Marine Sanctuary-

114 PM EDT Tue Apr 23 2024



.THIS AFTERNOON...E winds 5 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 10 seconds. 

.TONIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas

2 to 3 ft. Wave Detail: E 3 ft at 10 seconds. 

.WED...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft

at 9 seconds and SW 2 ft at 3 seconds. 

.WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 9 seconds and S 2 ft at 3 seconds. 

.THU...W winds 5 to 10 kt, becoming SE in the afternoon. Seas

2 to 3 ft. Wave Detail: E 3 ft at 10 seconds and S 2 ft at

4 seconds. 

.THU NIGHT...E winds 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft

at 4 seconds and E 2 ft at 11 seconds. 

.FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.FRI NIGHT...E winds 15 kt. Seas 3 to 4 ft. 

.SAT...E winds 10 to 15 kt. Seas 3 ft. 

.SAT NIGHT...SE winds 15 kt. Seas 3 to 4 ft.  



$$



AMZ374-240615-

Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-

114 PM EDT Tue Apr 23 2024



.THIS AFTERNOON...E winds 5 kt. Seas 4 to 5 ft. Wave Detail: E

5 ft at 10 seconds. 

.TONIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas

4 to 5 ft, subsiding to 3 to 4 ft. Wave Detail: E 5 ft at 9 

seconds, becoming E 4 ft at 9 seconds. 

.WED...SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft

at 9 seconds. 

.WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: E

4 ft at 9 seconds and SW 2 ft at 3 seconds. 

.THU...W winds 5 to 10 kt, becoming S in the afternoon. Seas 3 to

4 ft. Wave Detail: E 3 ft at 11 seconds and S 2 ft at 4 seconds. 

.THU NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E

3 ft at 10 seconds and SE 2 ft at 4 seconds. A slight chance of

showers after midnight. 

.FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.FRI NIGHT...E winds 15 kt. Seas 4 ft. 

.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. 

.SAT NIGHT...SE winds 15 kt. Seas 4 ft.  



$$