fzus52 kchs 110524
cwfchs
expires:202603111930;;994206

coastal waters forecast
national weather service charleston sc
124 am edt wed mar 11 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


amz330-111930-
charleston harbor-
124 am edt wed mar 11 2026

.rest of tonight...sw winds 5 to 10 kt. 
.wed...sw winds 5 kt, becoming s 15 kt with gusts to 20 kt in the
afternoon. 
.wed night...sw winds 10 to 15 kt with gusts to 20 kt. 
.thu...sw winds 10 to 15 kt, becoming nw 15 to 20 kt in the 
afternoon. gusts to 25 kt. waves building 1 to 2 ft. showers 
likely in the morning, then showers with a slight chance of tstms 
in the afternoon. 
.thu night...n winds 15 to 20 kt with gusts to 25 kt, becoming ne
10 to 15 kt. waves 1 to 2 ft in the evening. showers, mainly in 
the evening.
.fri...ne winds 10 to 15 kt, becoming e 5 to 10 kt in the
afternoon. 
.fri night...variable winds 5 kt. 
.sat...ne winds 5 to 10 kt. 
.sat night...e winds 5 kt. a slight chance of showers.
.sun...se winds 5 to 10 kt. showers likely with a slight chance
of tstms. 
.sun night...s winds 10 to 15 kt. showers likely with a slight
chance of tstms.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 61 degrees. 

$$

fzus52 kchs 110524
cwfchs
expires:202603111930;;994207

coastal waters forecast
national weather service charleston sc
124 am edt wed mar 11 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


amz350-111930-
waters from south santee river to edisto beach sc out 20 nm-
124 am edt wed mar 11 2026

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

.rest of tonight...sw winds 10 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 9 seconds. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 5 seconds and se 3 ft at 9 seconds. 
.wed night...sw winds 15 to 20 kt. seas 3 to 4 ft, building to 4 
to 5 ft after midnight. wave detail: s 4 ft at 5 seconds and se 2 
ft at 9 seconds, becoming sw 5 ft at 6 seconds and se 2 ft at 9 
seconds. 
.thu...sw winds 15 to 20 kt, becoming w 20 to 25 kt with gusts to
30 kt in the afternoon. seas 4 to 6 ft. wave detail: s 5 ft at 7 
seconds and se 2 ft at 9 seconds. showers likely in the morning, 
then showers with a slight chance of tstms in the afternoon. 
.thu night...ne winds 20 to 25 kt with gusts to 30 kt. seas 4 to
5 ft, building to 4 to 6 ft after midnight. wave detail: w 5 ft
at 7 seconds and e 5 ft at 9 seconds, becoming ne 5 ft at
6 seconds and s 2 ft at 7 seconds. showers, mainly in the
evening. 
.fri...e winds 15 to 20 kt with gusts to 25 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: ne 5 ft at 6 seconds and s
1 foot at 6 seconds, becoming e 5 ft at 7 seconds. 
.fri night...e winds 5 kt, becoming sw after midnight. seas 3 to
4 ft. 
.sat...ne winds 5 to 10 kt. seas 2 to 3 ft. 
.sat night...e winds 10 kt. seas 2 to 3 ft. a chance of showers
with a slight chance of tstms. 
.sun...se winds 10 to 15 kt. seas 2 to 3 ft. showers likely with
a slight chance of tstms. 
.sun night...s winds 15 to 20 kt. seas 4 to 6 ft. showers likely
with a chance of tstms.  

winds and seas higher in and near tstms.

$$