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(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 3/22/2026 5:39 PM America/New_York.
Valid through 3/23/2026 7:00 AM America/New_York.
fzus52 kchs 222139
cwfchs
expires:202603231100;;132492
coastal waters forecast
national weather service charleston sc
539 pm edt sun mar 22 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
amz350-231100-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt sun mar 22 2026
...gale watch in effect from monday evening through tuesday
evening...
.tonight...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to
5 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at 9 seconds.
.mon...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to 5 ft.
wave detail: sw 4 ft at 6 seconds and e 2 ft at 9 seconds.
.mon night...n winds 15 to 20 kt with gusts to 25 kt, becoming ne
25 to 30 kt after midnight. seas 3 to 4 ft. wave detail: sw 4 ft
at 6 seconds and ne 4 ft at 9 seconds. a slight chance of tstms
in the evening. a slight chance of showers.
.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. a slight
chance of showers in the afternoon.
.tue night...ne winds 20 to 25 kt with gusts to 30 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 6 ft at 8 seconds. a slight chance of
showers in the evening, then a chance of showers after midnight.
.wed...ne winds 10 to 15 kt. seas 4 to 5 ft. wave detail: e 5 ft
at 8 seconds. a chance of showers, mainly in the morning.
.wed night...ne winds 5 to 10 kt. seas 3 to 4 ft.
.thu...e winds 5 to 10 kt. seas 3 ft.
.thu night...s winds 10 to 15 kt. seas 2 to 3 ft.
.fri...sw winds 10 to 15 kt. seas 2 to 3 ft.
.fri night...sw winds 25 to 30 kt. seas 3 to 4 ft. a slight
chance of showers.
winds and seas higher in and near tstms.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 3/22/2026 5:39 PM America/New_York.
Valid through 3/23/2026 7:00 AM America/New_York.
fzus52 kchs 222139
cwfchs
expires:202603231100;;132493
coastal waters forecast
national weather service charleston sc
539 pm edt sun mar 22 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
amz352-231100-
waters from edisto beach sc to savannah ga out 20 nm-
539 pm edt sun mar 22 2026
...gale watch in effect from monday evening through tuesday
evening...
.tonight...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: sw 4 ft at 5 seconds and e 2 ft at 9 seconds.
.mon...sw winds 10 to 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: sw 4 ft at 5 seconds and e 2 ft at 9 seconds.
.mon night...w winds 10 to 15 kt with gusts to 20 kt, becoming ne
25 to 30 kt after midnight. 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 chance of tstms in the evening. a chance of showers.
.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. a slight
chance of showers in the afternoon.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 7 to 9 ft,
subsiding to 5 to 7 ft after midnight. wave detail: e 9 ft at
8 seconds, becoming e 7 ft at 8 seconds. a chance of showers.
.wed...ne winds 10 to 15 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.
.wed night...ne winds 5 to 10 kt. seas 3 to 4 ft.
.thu...e winds 5 to 10 kt. seas 3 ft.
.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.
winds and seas higher in and near tstms.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 3/22/2026 5:39 PM America/New_York.
Valid through 3/23/2026 7:00 AM America/New_York.
fzus52 kchs 222139
cwfchs
expires:202603231100;;132494
coastal waters forecast
national weather service charleston sc
539 pm edt sun mar 22 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
amz354-231100-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
539 pm edt sun mar 22 2026
...gale watch in effect from monday evening through tuesday
evening...
.tonight...sw winds 15 kt. seas 3 to 4 ft. wave detail: s 3 ft at
4 seconds and e 3 ft at 9 seconds.
.mon...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw 3 ft
at 5 seconds and e 2 ft at 9 seconds.
.mon night...w winds 10 to 15 kt, becoming ne 25 to 30 kt after
midnight. seas 2 to 3 ft, building to 3 to 4 ft after midnight.
wave detail: sw 2 ft at 4 seconds and e 2 ft at 9 seconds,
becoming ne 4 ft at 9 seconds and sw 2 ft at 4 seconds. a chance
of showers with a slight chance of tstms.
.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 ne 8 ft at 7 seconds. a slight
chance of showers in the morning, then a chance of showers in the
afternoon.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 7 to 9 ft,
subsiding to 6 to 8 ft after midnight. wave detail: e 9 ft at
8 seconds, becoming e 7 ft at 9 seconds. a chance of showers.
.wed...ne winds 10 to 15 kt. seas 5 to 6 ft, subsiding to 4 to
5 ft in the afternoon. wave detail: e 6 ft at 9 seconds, becoming
e 5 ft at 8 seconds. a chance of showers.
.wed night...ne winds 5 to 10 kt. seas 4 to 5 ft, subsiding to
3 to 4 ft after midnight.
.thu...ne winds 5 to 10 kt. seas 3 to 4 ft.
.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 ft.
winds and seas higher in and near tstms.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 3/22/2026 5:39 PM America/New_York.
Valid through 3/23/2026 7:00 AM America/New_York.
fzus52 kchs 222139
cwfchs
expires:202603231100;;132495
coastal waters forecast
national weather service charleston sc
539 pm edt sun mar 22 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
amz374-231100-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
539 pm edt sun mar 22 2026
...gale watch in effect from monday evening through late tuesday
night...
.tonight...sw winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 4 to 5 ft. wave detail: sw 4 ft at 5 seconds and e
3 ft at 9 seconds.
.mon...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to 5 ft.
wave detail: sw 4 ft at 5 seconds and e 3 ft at 9 seconds.
.mon night...sw winds 10 to 15 kt with gusts to 20 kt, becoming
ne 25 to 30 kt after midnight. 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 w 3 ft at
5 seconds. a chance of showers with a slight chance of tstms.
.tue...ne winds 25 to 30 kt with gusts to 40 kt. seas 6 to 8 ft,
building to 8 to 10 ft in the afternoon. wave detail: ne 8 ft at
7 seconds and s 1 foot at 5 seconds, becoming ne 10 ft at
8 seconds. a chance of showers.
.tue night...ne winds 20 to 25 kt, becoming e 15 to 20 kt after
midnight. seas 8 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...e winds 10 to 15 kt. seas 6 to 7 ft, subsiding to 5 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 5 to 10 kt. seas 4 to 5 ft. a slight chance
of showers in the evening.
.thu...ne winds 5 to 10 kt. seas 3 to 4 ft.
.thu night...s winds 5 to 10 kt. seas 3 to 4 ft.
.fri...sw winds 10 kt. seas 3 ft.
.fri night...sw winds 20 to 25 kt. seas 3 to 4 ft.
winds and seas higher in and near tstms.
$$
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