fzus52 kchs 162139
cwfchs
expires:202603171100;;807209

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 16 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


amz330-171100-
charleston harbor-
539 pm edt mon mar 16 2026

...gale warning in effect until 8 pm edt this evening...

.tonight...w winds 15 to 20 kt with gusts to 30 kt, becoming nw
with gusts to 20 kt late. waves 1 to 2 ft. a chance of showers
and tstms early this evening.
.tue...nw winds 10 to 15 kt. 
.tue night...nw winds 5 to 10 kt. 
.wed...ne winds 5 to 10 kt. 
.wed night...ne winds 5 kt. 
.thu...ne winds 5 kt. 
.thu night...se winds 5 kt, becoming w after midnight. 
.fri...w winds 5 kt. 
.fri night...sw winds 5 kt. 
.sat...sw winds 5 to 10 kt. 
.sat night...sw winds 10 kt.  

winds and waves higher in and near tstms.

unless otherwise noted, waves 1 foot or less. 

charleston harbor water temperature 63 degrees. 

$$

fzus52 kchs 162139
cwfchs
expires:202603171100;;807210

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 16 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


amz350-171100-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt mon mar 16 2026

...gale warning in effect until 8 pm edt this evening...

.tonight...w winds 25 to 30 kt with gusts to 40 kt, becoming nw
after midnight, then diminishing to 20 to 25 kt with gusts to
30 kt late. seas 7 to 9 ft, subsiding to 5 to 7 ft after
midnight. wave detail: s 9 ft at 9 seconds and e 2 ft at
8 seconds, becoming s 7 ft at 9 seconds and nw 5 ft at 5 seconds.
a chance of showers and tstms early this evening, then a slight
chance of showers and tstms late this evening. 
.tue...nw winds 15 to 20 kt with gusts to 25 kt, diminishing to
10 to 15 kt in the afternoon. seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: nw 4 ft at 5 seconds and se
4 ft at 8 seconds, becoming nw 3 ft at 5 seconds and se 3 ft at
8 seconds. 
.tue night...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 8 seconds and nw 2 ft at 4 seconds. 
.wed...ne winds 10 to 15 kt. seas 3 to 4 ft. wave detail: ne 3 ft
at 4 seconds and se 3 ft at 9 seconds. 
.wed night...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se
3 ft at 9 seconds and ne 2 ft at 5 seconds. 
.thu...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se 4 ft
at 9 seconds. 
.thu night...e winds 5 to 10 kt, becoming nw after midnight. seas
3 to 4 ft. 
.fri...nw winds 5 to 10 kt. seas 2 to 3 ft. 
.fri night...sw winds 10 to 15 kt. seas 3 ft. 
.sat...sw winds 15 to 20 kt. seas 3 to 4 ft. 
.sat night...sw winds 15 to 20 kt. seas 3 to 4 ft.  

winds and seas higher in and near tstms.

$$