fzus52 kchs 232139
cwfchs
expires:202603241100;;187355

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 23 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


amz350-241100-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt mon mar 23 2026

...gale warning in effect from 11 pm edt this evening through
tuesday evening...

.tonight...sw winds 10 to 15 kt with gusts to 20 kt, becoming n
15 to 20 kt with gusts to 25 kt late this evening, then becoming
ne 20 to 25 kt with gusts to 30 kt after midnight, increasing to
25 to 30 kt late. seas 3 to 4 ft, building to 4 to 5 ft after
midnight. wave detail: sw 4 ft at 6 seconds and e 1 foot at
9 seconds, becoming ne 5 ft at 9 seconds and sw 3 ft at
5 seconds. a slight chance of showers and tstms early this
evening, then a chance of showers and tstms late this evening. 
.tue...ne winds 25 to 30 kt. seas 6 to 8 ft, building to 7 to
9 ft in the afternoon. wave detail: ne 8 ft at 7 seconds and s
1 foot at 5 seconds, becoming e 9 ft at 8 seconds. 
.tue night...ne winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 6 to 8 ft, subsiding to 5 to 7 ft after
midnight. wave detail: e 8 ft at 8 seconds, becoming e 7 ft at
8 seconds. a slight chance of showers after midnight. 
.wed...ne winds 15 to 20 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: e 6 ft at 8 seconds, becoming e 5 ft at
8 seconds. a slight chance of showers. 
.wed night...ne winds 10 to 15 kt, diminishing to 5 kt after
midnight. seas 3 to 4 ft. wave detail: e 4 ft at 8 seconds. 
.thu...ne winds 5 kt, becoming se in the afternoon. seas 2 to
3 ft. wave detail: e 3 ft at 8 seconds. 
.thu night...s winds 5 to 10 kt. seas 2 to 3 ft. 
.fri...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.fri night...sw winds 20 to 25 kt. seas 3 to 4 ft. a slight
chance of showers. 
.sat...ne winds 25 to 30 kt. seas 5 to 7 ft. a slight chance of
showers. 
.sat night...ne winds 25 to 30 kt. seas 7 to 9 ft. a slight
chance of showers.  

winds and seas higher in and near tstms.

$$

fzus52 kchs 232139
cwfchs
expires:202603241100;;187356

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 23 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


amz352-241100-
waters from edisto beach sc to savannah ga out 20 nm-
539 pm edt mon mar 23 2026

...gale warning in effect from 11 pm edt this evening through
tuesday evening...

.tonight...sw winds 10 to 15 kt with gusts to 20 kt, becoming nw
with gusts to 20 kt late this evening, then becoming ne 20 to
25 kt with gusts to 30 kt after midnight, increasing to 25 to
30 kt late. seas 2 to 3 ft, building to 3 to 4 ft after midnight.
wave detail: sw 3 ft at 5 seconds and e 1 foot at 9 seconds,
becoming ne 4 ft at 9 seconds and sw 2 ft at 5 seconds. a slight
chance of showers and tstms early this evening, then a chance of
showers and tstms late this evening. 
.tue...ne winds 25 to 30 kt. seas 5 to 7 ft, building to 7 to
9 ft in the afternoon. wave detail: ne 7 ft at 6 seconds and s
1 foot at 5 seconds, becoming e 9 ft at 8 seconds. 
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. seas 7 to
9 ft, subsiding to 6 to 8 ft after midnight. wave detail: e 9 ft
at 8 seconds, becoming e 8 ft at 9 seconds. a slight chance of
showers in the evening, then a chance of showers after midnight. 
.wed...ne winds 15 to 20 kt. seas 4 to 6 ft, subsiding to 4 to
5 ft in the afternoon. wave detail: e 6 ft at 8 seconds, becoming
e 5 ft at 8 seconds. a chance of showers, mainly in the morning. 
.wed night...ne winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. seas 3 to 4 ft. wave detail: e 4 ft at 7 seconds.
.thu...e winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft at
7 seconds. 
.thu night...s winds 5 to 10 kt. seas 2 to 3 ft. 
.fri...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.fri night...sw winds 20 to 25 kt. seas 3 to 4 ft.
.sat...ne winds 25 to 30 kt. seas 5 to 7 ft. 
.sat night...ne winds 25 to 30 kt. seas 6 to 8 ft. a slight
chance of showers.  

winds and seas higher in and near tstms.

$$

fzus52 kchs 232139
cwfchs
expires:202603241100;;187357

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 23 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


amz354-241100-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
539 pm edt mon mar 23 2026

...gale warning in effect from 2 am edt tuesday through tuesday
evening...

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

winds and seas higher in and near tstms.

$$

fzus52 kchs 232139
cwfchs
expires:202603241100;;187358

coastal waters forecast
national weather service charleston sc
539 pm edt mon mar 23 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


amz374-241100-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
539 pm edt mon mar 23 2026

...gale warning in effect from 11 pm edt this evening through
late tuesday night...

.tonight...sw winds 10 to 15 kt with gusts to 20 kt, becoming n
20 to 25 kt with gusts to 35 kt after midnight, then becoming ne
25 to 30 kt late. seas 3 to 4 ft, building to 4 to 5 ft after
midnight. wave detail: sw 3 ft at 5 seconds and e 2 ft at
9 seconds, becoming ne 5 ft at 9 seconds and sw 3 ft at
5 seconds. a chance of showers and tstms late this evening. 
.tue...ne winds 25 to 30 kt. seas 7 to 9 ft, building to 9 to
11 ft in the afternoon. wave detail: ne 9 ft at 7 seconds and s
1 foot at 5 seconds, becoming ne 11 ft at 8 seconds. a slight
chance of showers in the afternoon. 
.tue night...ne winds 25 to 30 kt, diminishing to 15 to 20 kt
with gusts to 25 kt after midnight. seas 9 to 10 ft, subsiding to
7 to 9 ft after midnight. wave detail: ne 10 ft at 9 seconds,
becoming e 9 ft at 9 seconds. a chance of showers. 
.wed...ne winds 15 to 20 kt. seas 6 to 8 ft, subsiding to 5 to
6 ft in the afternoon. wave detail: e 8 ft at 9 seconds, becoming
e 6 ft at 8 seconds. a chance of showers. 
.wed night...ne winds 5 to 10 kt. seas 4 to 5 ft. wave detail: e
5 ft at 8 seconds. a slight chance of showers in the evening. 
.thu...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: ne 4 ft
at 8 seconds. 
.thu night...se winds 5 kt, becoming s after midnight. seas 3 ft.
.fri...sw winds 5 to 10 kt. seas 3 ft. 
.fri night...sw winds 15 to 20 kt. seas 4 to 5 ft.
.sat...n winds 25 to 30 kt. seas 6 to 8 ft. 
.sat night...ne winds 25 to 30 kt. seas 9 to 11 ft. a slight
chance of showers.  

winds and seas higher in and near tstms.

$$