fzus52 kchs 210939
cwfchs
expires:202602212300;;006457

coastal waters forecast
national weather service charleston sc
439 am est sat feb 21 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


amz350-212300-
waters from south santee river to edisto beach sc out 20 nm-
439 am est sat feb 21 2026

...gale watch in effect from sunday afternoon through monday
morning...

.today...sw winds 10 to 15 kt, becoming e late. seas 2 to 3 ft.
wave detail: s 3 ft at 6 seconds and e 1 foot at 11 seconds.
patchy fog early this morning. a chance of showers and tstms.
vsby 1 nm or less this morning. 
.tonight...e winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: s 3 ft at 6 seconds and e 1 foot at
10 seconds. showers with a chance of tstms. 
.sun...nw winds 15 to 20 kt with gusts to 25 kt, increasing to
20 to 25 kt with gusts to 35 kt in the afternoon. seas 3 to 4 ft,
building to 4 to 5 ft in the afternoon. wave detail: sw 3 ft at
5 seconds and e 1 foot at 7 seconds, becoming w 5 ft at 5 seconds
and e 1 foot at 8 seconds. showers likely with a slight chance of
tstms in the morning, then a chance of showers in the afternoon. 
.sun night...nw winds 25 to 30 kt. seas 5 to 7 ft, subsiding to
4 to 6 ft after midnight. wave detail: w 6 ft at 5 seconds and e
1 foot at 9 seconds, becoming nw 6 ft at 5 seconds and e 1 foot
at 10 seconds. 
.mon...nw winds 20 to 25 kt. gusts to 35 kt in the morning. seas
4 to 6 ft, subsiding to 4 to 5 ft in the afternoon. wave detail:
nw 6 ft at 5 seconds, becoming n 5 ft at 5 seconds. 
.mon night...nw winds 20 to 25 kt. seas 3 to 4 ft. wave detail: n
4 ft at 5 seconds. 
.tue...nw winds 15 to 20 kt. seas 2 to 3 ft. 
.tue night...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed...sw winds 15 to 20 kt. seas 3 to 4 ft. 
.wed night...sw winds 15 to 20 kt. seas 4 to 5 ft.  

winds and seas higher in and near tstms.

$$

fzus52 kchs 210939
cwfchs
expires:202602212300;;006458

coastal waters forecast
national weather service charleston sc
439 am est sat feb 21 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


amz352-212300-
waters from edisto beach sc to savannah ga out 20 nm-
439 am est sat feb 21 2026

...gale watch in effect from sunday afternoon through monday
morning...

.today...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
3 ft at 5 seconds and se 1 foot at 8 seconds. patchy fog early
this morning. a slight chance of showers until late afternoon. a
slight chance of tstms early this afternoon, then a chance of
showers and tstms late. vsby 1 nm or less this morning. 
.tonight...s winds 5 to 10 kt, becoming w 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and e
1 foot at 11 seconds. showers with a chance of tstms. 
.sun...nw winds 15 to 20 kt with gusts to 25 kt, increasing to
25 to 30 kt in the afternoon. seas 3 to 4 ft, building to 4 to
5 ft in the afternoon. wave detail: w 3 ft at 4 seconds and e
1 foot at 10 seconds, becoming w 5 ft at 5 seconds and e 1 foot
at 9 seconds. showers likely with a chance of tstms in the
morning, then a slight chance of showers in the afternoon. 
.sun night...nw winds 25 to 30 kt. seas 4 to 6 ft. wave detail:
nw 6 ft at 5 seconds and e 1 foot at 10 seconds. 
.mon...nw winds 20 to 25 kt with gusts to 30 kt. seas 4 to 6 ft,
subsiding to 4 to 5 ft in the afternoon. wave detail: nw 5 ft at
5 seconds and e 1 foot at 10 seconds, becoming nw 4 ft at
4 seconds. 
.mon night...nw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 3 to 4 ft. wave detail: nw 4 ft at
4 seconds. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. 
.tue night...sw winds 10 to 15 kt. seas 2 ft. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night...sw winds 15 kt. seas 3 to 4 ft.  

winds and seas higher in and near tstms.

$$

fzus52 kchs 210939
cwfchs
expires:202602212300;;006459

coastal waters forecast
national weather service charleston sc
439 am est sat feb 21 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


amz354-212300-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
439 am est sat feb 21 2026

...gale watch in effect from sunday afternoon through monday
morning...

.today...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
3 ft at 5 seconds and e 1 foot at 12 seconds. a slight chance of
showers until late afternoon. a slight chance of tstms this
afternoon. a chance of showers late. 
.tonight...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
2 ft at 5 seconds and e 1 foot at 11 seconds. showers likely with
a slight chance of tstms in the evening, then showers likely with
a chance of tstms after midnight. 
.sun...nw winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 3 to 4 ft, building to 4 to 5 ft in the
afternoon. wave detail: w 3 ft at 4 seconds and e 1 foot at
11 seconds, becoming nw 5 ft at 4 seconds and e 1 foot at
10 seconds. a chance of showers with a slight chance of tstms in
the morning. 
.sun night...nw winds 25 to 30 kt. seas 4 to 6 ft. wave detail:
nw 5 ft at 5 seconds and e 1 foot at 10 seconds. 
.mon...nw winds 20 to 25 kt with gusts to 30 kt. seas 4 to 6 ft,
subsiding to 4 to 5 ft in the afternoon. wave detail: nw 5 ft at
5 seconds and e 1 foot at 10 seconds, becoming nw 4 ft at
4 seconds. 
.mon night...nw winds 20 to 25 kt. seas 3 to 4 ft. wave detail:
nw 4 ft at 4 seconds. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. 
.tue night...sw winds 10 kt. seas 2 ft. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night...sw winds 10 to 15 kt. seas 3 ft.  

winds and seas higher in and near tstms.

$$

fzus52 kchs 210939
cwfchs
expires:202602212300;;006460

coastal waters forecast
national weather service charleston sc
439 am est sat feb 21 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


amz374-212300-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
439 am est sat feb 21 2026

...gale watch in effect from sunday afternoon through monday
afternoon...

.today...sw winds 10 to 15 kt. seas 3 ft. wave detail: s 3 ft at
5 seconds and se 1 foot at 8 seconds. a slight chance of showers
and tstms late. 
.tonight...sw winds 10 to 15 kt with gusts to 25 kt. seas 2 to
3 ft, building to 3 to 4 ft after midnight. wave detail: s 3 ft
at 5 seconds and e 1 foot at 11 seconds. a chance of showers with
a slight chance of tstms in the evening, then showers likely with
a slight chance of tstms after midnight. 
.sun...nw winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 4 to 5 ft, building to 5 to 7 ft in the
afternoon. wave detail: w 5 ft at 5 seconds and e 1 foot at
10 seconds, becoming w 7 ft at 6 seconds and e 1 foot at
9 seconds. showers likely with a slight chance of tstms in the
morning. 
.sun night...nw winds 30 kt with gusts to 40 kt. seas 7 to 9 ft,
building to 8 to 10 ft after midnight. wave detail: nw 9 ft at
6 seconds and e 1 foot at 9 seconds. 
.mon...nw winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. seas 7 to 9 ft, subsiding to 6 to 8 ft in the
afternoon. wave detail: nw 8 ft at 6 seconds and e 1 foot at
10 seconds, becoming nw 7 ft at 6 seconds. 
.mon night...nw winds 20 to 25 kt with gusts to 30 kt. seas 5 to
7 ft. wave detail: nw 7 ft at 6 seconds. 
.tue...nw winds 15 to 20 kt. seas 3 to 4 ft. 
.tue night...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed...sw winds 10 to 15 kt. seas 3 to 4 ft. 
.wed night...sw winds 15 to 20 kt. seas 4 to 5 ft.  

winds and seas higher in and near tstms.

$$