fzus52 kchs 102140
cwfchs
expires:202512111000;;356813

coastal waters forecast
national weather service charleston sc
439 pm est wed dec 10 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


amz330-111000-
charleston harbor-
439 pm est wed dec 10 2025

...small craft advisory in effect through late tonight...

.tonight...w winds 15 kt. gusts to 25 kt. 
.thu...nw winds 10 to 15 kt. 
.thu night...w winds 5 kt. 
.fri...w winds 5 kt, becoming sw in the afternoon. 
.fri night...sw winds 5 to 10 kt. 
.sat...w winds 5 kt. 
.sat night...sw winds 5 kt. 
.sun...w winds 10 to 15 kt. 
.sun night...n winds 15 to 20 kt. waves 1 to 2 ft. 
.mon...ne winds 10 to 15 kt. 
.mon night...n winds 5 to 10 kt.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 55 degrees. 

$$

fzus52 kchs 102140
cwfchs
expires:202512111000;;356814

coastal waters forecast
national weather service charleston sc
439 pm est wed dec 10 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


amz350-111000-
waters from south santee river to edisto beach sc out 20 nm-
439 pm est wed dec 10 2025

...small craft advisory in effect through thursday morning...

.tonight...w winds 20 to 25 kt. seas 4 to 6 ft. wave detail: sw
6 ft at 5 seconds and e 3 ft at 10 seconds. 
.thu...nw winds 15 to 20 kt with gusts to 25 kt, diminishing to
10 to 15 kt in the afternoon. seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: w 5 ft at 6 seconds and e
2 ft at 9 seconds, becoming nw 3 ft at 6 seconds and e 1 foot at
9 seconds. 
.thu night...w winds 10 kt. seas 2 ft. wave detail: nw 2 ft at
5 seconds and e 1 foot at 9 seconds. 
.fri...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 se 1 foot at 8 seconds. 
.fri night...w winds 15 to 20 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 4 seconds and se 1 foot at 8 seconds. 
.sat...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and se 1 foot at 8 seconds. 
.sat night...sw winds 5 to 10 kt. seas 2 ft. 
.sun...w winds 15 to 20 kt. seas 2 to 3 ft. 
.sun night...n winds 25 to 30 kt. seas 4 to 6 ft. 
.mon...ne winds 20 to 25 kt. seas 5 to 7 ft. 
.mon night...ne winds 10 to 15 kt. seas 4 to 5 ft. 

$$