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fzus52 kchs 092140
cwfchs
expires:202512101000;;298778

coastal waters forecast
national weather service charleston sc
440 pm est tue dec 9 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


amz330-101000-
charleston harbor-
440 pm est tue dec 9 2025

.tonight...n winds 5 kt this evening, becoming light and
variable, then becoming nw 5 kt late. 
.wed...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts to
20 kt in the afternoon. 
.wed night...w winds 10 to 15 kt with gusts to 25 kt. 
.thu...nw winds 10 kt. 
.thu night...w winds 5 to 10 kt. 
.fri...nw winds 5 kt, becoming sw in the afternoon. 
.fri night...sw winds 5 to 10 kt. 
.sat...sw winds 5 to 10 kt. 
.sat night...sw winds 5 kt. 
.sun...nw winds 5 to 10 kt. 
.sun night...n winds 10 to 15 kt.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 55 degrees. 

$$
fzus52 kchs 092140
cwfchs
expires:202512101000;;298779

coastal waters forecast
national weather service charleston sc
440 pm est tue dec 9 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


amz350-101000-
waters from south santee river to edisto beach sc out 20 nm-
440 pm est tue dec 9 2025

...small craft advisory in effect from wednesday afternoon
through thursday morning...

.tonight...nw winds 5 kt. seas 3 to 4 ft, subsiding to 2 to 3 ft
after midnight. wave detail: e 3 ft at 9 seconds, becoming e 3 ft
at 10 seconds. 
.wed...w winds 10 to 15 kt, becoming sw 20 to 25 kt with gusts to
30 kt in the afternoon. seas 2 to 3 ft, building to 4 to 5 ft in
the afternoon. wave detail: e 3 ft at 10 seconds, becoming sw
4 ft at 4 seconds and e 3 ft at 10 seconds. 
.wed night...w winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 4 to 6 ft. wave detail: sw 6 ft at 6 seconds
and e 2 ft at 10 seconds. 
.thu...nw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. seas 4 to 5 ft, subsiding to 2 to 3 ft in the
afternoon. wave detail: w 4 ft at 6 seconds and e 2 ft at
9 seconds, becoming w 3 ft at 6 seconds and e 1 foot at
9 seconds. 
.thu night...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 5 seconds and e 1 foot at 9 seconds. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
2 ft. wave detail: w 2 ft at 4 seconds and se 1 foot at
9 seconds. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt. seas 2 to
3 ft. 
.sat...sw winds 5 to 10 kt. seas 2 to 3 ft. 
.sat night...sw winds 5 to 10 kt. seas 2 ft. 
.sun...nw winds 10 to 15 kt. seas 2 to 3 ft. 
.sun night...n winds 20 to 25 kt. seas 4 to 6 ft.  

$$
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