fzus52 kchs 092139
cwfchs
expires:202604101100;;102582

coastal waters forecast
national weather service charleston sc
539 pm edt thu apr 9 2026

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


amz330-101100-
charleston harbor-
539 pm edt thu apr 9 2026

.tonight...ne winds 10 to 15 kt. 
.fri...ne winds 10 kt, becoming e in the afternoon. 
.fri night...e winds 5 to 10 kt in the evening, becoming light
and variable. 
.sat...variable winds 5 kt. 
.sat night...s winds 5 kt. 
.sun...e winds 5 to 10 kt. 
.sun night...se winds 5 kt. 
.mon...s winds 5 kt. 
.mon night...s winds 5 kt. 
.tue...sw winds 5 to 10 kt. 
.tue night...s winds 5 to 10 kt.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 66 degrees. 

$$

fzus52 kchs 092139
cwfchs
expires:202604101100;;102583

coastal waters forecast
national weather service charleston sc
539 pm edt thu apr 9 2026

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


amz350-101100-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt thu apr 9 2026

...small craft advisory in effect through friday afternoon...

.tonight...ne winds 15 to 20 kt with gusts to 25 kt. seas 5 to
7 ft. wave detail: e 7 ft at 10 seconds. 
.fri...ne winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. seas 4 to 6 ft, subsiding to 4 to 5 ft in the
afternoon. wave detail: e 6 ft at 10 seconds, becoming e 5 ft at
10 seconds. 
.fri night...e winds 5 to 10 kt, becoming ne after midnight. seas
4 to 5 ft, subsiding to 3 to 4 ft after midnight. wave detail: e
5 ft at 9 seconds, becoming e 4 ft at 10 seconds and s 1 foot at
5 seconds. 
.sat...n winds 5 kt, becoming se in the afternoon. seas 3 to
4 ft. wave detail: e 4 ft at 10 seconds and s 1 foot at
5 seconds. 
.sat night...se winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 10 seconds and s 1 foot at 5 seconds. 
.sun...e winds 5 to 10 kt. seas 2 to 3 ft, building to 3 to 4 ft
in the afternoon. wave detail: e 3 ft at 11 seconds and s 1 foot
at 5 seconds. 
.sun night...se winds 5 to 10 kt. seas 3 to 4 ft. 
.mon...s winds 5 kt. seas 3 to 4 ft. 
.mon night...s winds 5 to 10 kt. seas 3 ft. 
.tue...sw winds 5 to 10 kt. seas 3 ft. 
.tue night...s winds 10 kt. seas 3 ft.  

$$