fzus52 kchs 261347
cwfchs
expires:202603270400;;324585

coastal waters forecast
national weather service charleston sc
947 am edt thu mar 26 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


amz330-270400-
charleston harbor-
947 am edt thu mar 26 2026

.today...e winds 5 kt, becoming s 10 kt.
.tonight...s winds 5 kt. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon. 
.fri night...sw winds 10 to 15 kt, becoming w after midnight. 
.sat...ne winds 15 to 20 kt with gusts to 30 kt. waves 1 to 2 ft.
.sat night...ne winds 15 kt with gusts to 20 kt. 
.sun...ne winds 10 to 15 kt. 
.sun night...e winds 5 to 10 kt. 
.mon...se winds 5 kt. 
.mon night...se winds 5 kt.  

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 61 degrees. 

$$

fzus52 kchs 261347
cwfchs
expires:202603270400;;324586

coastal waters forecast
national weather service charleston sc
947 am edt thu mar 26 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


amz350-270400-
waters from south santee river to edisto beach sc out 20 nm-
947 am edt thu mar 26 2026

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

$$