Expires:202512080000;;158687
FZUS52 KCHS 071109
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
609 AM EST Sun Dec 7 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


AMZ354-080000-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
609 AM EST Sun Dec 7 2025

.TODAY...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
2 ft at 3 seconds and E 2 ft at 10 seconds. A chance of showers
early this morning, then showers late this morning. Vsby 1 to
3 NM this morning, then 1 to 3 NM late. 
.TONIGHT...N winds 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at
3 seconds and E 2 ft at 9 seconds. A chance of showers. Vsby 1 NM
or less. 
.MON...N winds 10 to 15 kt. Seas 2 to 3 ft, building to 3 to 4 ft
in the afternoon. Wave Detail: NE 2 ft at 4 seconds and E 2 ft at
9 seconds. A chance of showers in the morning. 
.MON NIGHT...N winds 15 to 20 kt. Seas 3 to 4 ft. Wave Detail: NE
4 ft at 4 seconds and E 2 ft at 9 seconds. 
.TUE...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: NE 4 ft at 6 seconds and
E 4 ft at 9 seconds. 
.TUE NIGHT...N winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: E
4 ft at 9 seconds. 
.WED...W winds 5 to 10 kt. Seas 3 to 4 ft. 
.WED NIGHT...W winds 10 to 15 kt. Seas 3 ft. 
.THU...SW winds 5 to 10 kt. Seas 2 to 3 ft. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A slight
chance of showers.  

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