fzus52 kchs 121120
cwfchs
expires:202602130100;;506116

coastal waters forecast
national weather service charleston sc
620 am est thu feb 12 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


amz330-130100-
charleston harbor-
620 am est thu feb 12 2026

.today...ne winds 10 kt, diminishing to 5 kt early this
afternoon, then becoming e late. 
.tonight...e winds 5 kt, becoming n after midnight. 
.fri...ne winds 5 to 10 kt. 
.fri night...ne winds 5 kt. 
.sat...e winds 5 kt. 
.sat night...se winds 5 kt. a chance of showers with a slight
chance of tstms after midnight. 
.sun...s winds 10 to 15 kt. showers with a slight chance of
tstms. 
.sun night...sw winds 10 to 15 kt. showers with a slight chance
of tstms. 
.mon...n winds 10 kt. a chance of showers. 
.mon night...ne winds 5 kt. a slight chance of showers.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 48 degrees. 

$$

fzus52 kchs 121120
cwfchs
expires:202602130100;;506117

coastal waters forecast
national weather service charleston sc
620 am est thu feb 12 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


amz350-130100-
waters from south santee river to edisto beach sc out 20 nm-
620 am est thu feb 12 2026

.today...ne winds 15 to 20 kt, diminishing to 5 to 10 kt. seas
3 to 4 ft, subsiding to 2 to 3 ft this afternoon. wave detail: ne
3 ft at 5 seconds and s 2 ft at 5 seconds, becoming ne 3 ft at
6 seconds and sw 1 foot at 5 seconds. 
.tonight...ne winds 5 kt, becoming n after midnight. seas 2 to
3 ft. wave detail: ne 2 ft at 6 seconds. 
.fri...ne winds 10 to 15 kt. seas 2 to 3 ft. wave detail: ne 3 ft
at 5 seconds. 
.fri night...ne winds 5 to 10 kt. seas 2 ft. wave detail: ne 2 ft
at 5 seconds. 
.sat...e winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
5 seconds. 
.sat night...se winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft
at 7 seconds and se 1 foot at 3 seconds. a slight chance of
showers in the evening, then a chance of showers with a slight
chance of tstms after midnight. 
.sun...s winds 15 to 20 kt. seas 4 to 6 ft. showers with a slight
chance of tstms. 
.sun night...sw winds 15 to 20 kt. seas 5 to 7 ft. showers with a
slight chance of tstms. 
.mon...n winds 10 to 15 kt. seas 4 to 6 ft. showers likely. 
.mon night...ne winds 10 kt. seas 3 to 4 ft. a slight chance of
showers.  

winds and seas higher in and near tstms.

$$