fzus52 kchs 271320
cwfchs
expires:202603280330;;379851

coastal waters forecast
national weather service charleston sc
920 am edt fri mar 27 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


amz330-280330-
charleston harbor-
920 am edt fri mar 27 2026

...gale watch in effect from saturday morning through saturday
afternoon...

.today...sw winds 5 to 10 kt, increasing to 15 kt with gusts to 
20 kt.
.tonight...sw winds 10 kt, becoming nw 15 kt with gusts to 25 kt 
after midnight. 
.sat...ne winds 20 to 25 kt with gusts to 35 kt. waves 2 to 3 ft.
.sat night...ne winds 15 kt with gusts to 20 kt. 
.sun...e winds 10 to 15 kt with gusts to 20 kt. 
.sun night...e winds 5 to 10 kt. 
.mon...se winds 5 kt. 
.mon night...s winds 5 kt. 
.tue...s 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 62 degrees. 

$$

fzus52 kchs 271320
cwfchs
expires:202603280330;;379852

coastal waters forecast
national weather service charleston sc
920 am edt fri mar 27 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


amz350-280330-
waters from south santee river to edisto beach sc out 20 nm-
920 am edt fri mar 27 2026

...gale watch in effect from saturday morning through saturday
afternoon...

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

$$