(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/21/2026 5:39 AM America/New_York.
Valid through 3/21/2026 7:00 PM America/New_York.
fzus52 kchs 210939
cwfchs
expires:202603212300;;051928
coastal waters forecast
national weather service charleston sc
539 am edt sat mar 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
amz330-212300-
charleston harbor-
539 am edt sat mar 21 2026
.today...w winds 10 kt.
.tonight...sw winds 5 to 10 kt.
.sun...sw winds 5 to 10 kt.
.sun night...sw winds 10 kt.
.mon...sw winds 10 kt. a slight chance of showers in the
afternoon.
.mon night...n winds 10 to 15 kt, becoming ne 15 to 20 kt with
gusts to 25 kt after midnight. waves 1 to 2 ft. a slight chance
of tstms in the evening. a slight chance of showers.
.tue...ne winds 15 to 20 kt. waves 1 to 2 ft.
.tue night...ne winds 10 to 15 kt. a slight chance of showers.
.wed...ne winds 5 kt. a slight chance of showers.
.wed night...e winds 5 kt.
winds and waves higher in and near tstms.
unless otherwise noted, waves 1 foot or less.
charleston harbor water temperature 60 degrees.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/21/2026 5:39 AM America/New_York.
Valid through 3/21/2026 7:00 PM America/New_York.
fzus52 kchs 210939
cwfchs
expires:202603212300;;051929
coastal waters forecast
national weather service charleston sc
539 am edt sat mar 21 2026
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz350-212300-
waters from south santee river to edisto beach sc out 20 nm-
539 am edt sat mar 21 2026
.today...w winds 15 to 20 kt, becoming sw 10 to 15 kt with gusts
to 20 kt this afternoon. seas 4 to 5 ft. wave detail: sw 3 ft at
4 seconds and e 3 ft at 10 seconds.
.tonight...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw
3 ft at 4 seconds and e 3 ft at 10 seconds.
.sun...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw 3 ft
at 5 seconds and e 2 ft at 9 seconds.
.sun night...sw winds 15 to 20 kt. seas 3 to 4 ft. wave detail:
sw 4 ft at 5 seconds and e 2 ft at 9 seconds.
.mon...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft. wave
detail: sw 4 ft at 6 seconds and e 2 ft at 9 seconds. a slight
chance of showers in the afternoon.
.mon night...nw winds 15 to 20 kt, becoming ne 25 to 30 kt after
midnight. seas 3 to 4 ft, building to 4 to 6 ft after midnight.
wave detail: sw 4 ft at 6 seconds and e 1 foot at 9 seconds,
becoming ne 5 ft at 5 seconds and sw 2 ft at 5 seconds. a slight
chance of tstms in the evening. a slight chance of showers.
.tue...ne winds 25 to 30 kt. seas 7 to 9 ft.
.tue night...ne winds 20 to 25 kt. seas 5 to 7 ft. a slight
chance of showers.
.wed...ne winds 10 to 15 kt. seas 4 to 5 ft. a slight chance of
showers.
.wed night...se winds 5 to 10 kt. seas 3 to 4 ft.
winds and seas higher in and near tstms.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/21/2026 5:39 AM America/New_York.
Valid through 3/21/2026 7:00 PM America/New_York.
fzus52 kchs 210939
cwfchs
expires:202603212300;;051930
coastal waters forecast
national weather service charleston sc
539 am edt sat mar 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-
539 am edt sat mar 21 2026
.today...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e
3 ft at 10 seconds and sw 2 ft at 3 seconds.
.tonight...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw
3 ft at 4 seconds and e 3 ft at 10 seconds.
.sun...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: sw 3 ft
at 4 seconds and e 3 ft at 10 seconds.
.sun night...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: s 3 ft at 4 seconds and e 2 ft at 10 seconds.
.mon...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft. wave
detail: sw 3 ft at 5 seconds and e 2 ft at 9 seconds. a slight
chance of showers in the afternoon.
.mon night...w winds 15 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 4 seconds and sw 2 ft at 4 seconds. a chance
of tstms in the evening. a chance of showers.
.tue...ne winds 25 to 30 kt. seas 6 to 8 ft. a slight chance of
showers.
.tue night...ne winds 20 to 25 kt. seas 6 to 8 ft. a chance of
showers.
.wed...ne winds 10 to 15 kt. seas 4 to 5 ft. a slight chance of
showers.
.wed night...e winds 5 to 10 kt. seas 3 to 4 ft.
winds and seas higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KILM
Issued 3/21/2026 6:13 AM America/New_York.
Valid through 3/21/2026 7:15 PM America/New_York.
fzus52 kilm 211013
cwfilm
expires:202603212315;;053194
coastal waters forecast
national weather service wilmington nc
613 am edt sat mar 21 2026
surf city nc to south santee river sc out 20 nm
amz252-212315-
coastal waters from cape fear nc to little river inlet sc out
20 nm-
613 am edt sat mar 21 2026
.today...sw winds 15 to 20 kt, diminishing to 10 to 15 kt with
gusts up to 20 kt late this morning and afternoon. seas 3 to
5 ft. wave detail: sw 3 ft at 4 seconds and e 3 ft at 10 seconds.
.tonight...sw winds 5 to 10 kt. seas 2 to 4 ft. wave detail: e
3 ft at 9 seconds and sw 2 ft at 5 seconds.
.sun...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 4 ft. wave detail: sw
3 ft at 5 seconds and e 2 ft at 9 seconds.
.sun night...sw winds 15 to 20 kt. seas 3 to 5 ft. wave detail:
sw 4 ft at 5 seconds and se 2 ft at 9 seconds.
.mon...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 6 seconds and e 2 ft at 9 seconds.
a chance of showers with a slight chance of tstms in the
afternoon.
.mon night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: ne 5 ft at 5 seconds and sw 4 ft at
6 seconds. a chance of showers in the evening.
.tue...ne winds 20 to 25 kt. seas 5 to 7 ft.
.tue night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 6 ft.
.wed...e winds 5 to 10 kt. seas 2 to 4 ft.
.wed night...se winds 5 to 10 kt, becoming s after midnight. seas
2 to 4 ft.
winds and seas higher in and near tstms.
$$
(5/6)
Latest Coastal Waters Forecast by KILM
Issued 3/21/2026 6:13 AM America/New_York.
Valid through 3/21/2026 7:15 PM America/New_York.
fzus52 kilm 211013
cwfilm
expires:202603212315;;053195
coastal waters forecast
national weather service wilmington nc
613 am edt sat mar 21 2026
surf city nc to south santee river sc out 20 nm
amz254-212315-
coastal waters from little river inlet to murrells inlet sc out
20 nm-
613 am edt sat mar 21 2026
.today...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: sw 3 ft at 4 seconds and e 3 ft at 10 seconds.
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 5 seconds and e 2 ft at 10 seconds.
.sun...sw winds 5 to 10 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: s 3 ft at 5 seconds and e
2 ft at 9 seconds.
.sun night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 3 to 4 ft. wave detail: s 4 ft at 5 seconds
and e 2 ft at 9 seconds.
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: s 3 ft at 5 seconds and e 1 ft at 9 seconds. a
chance of showers in the afternoon.
.mon night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft, building to
4 to 6 ft after midnight. wave detail: s 3 ft at 6 seconds and e
2 ft at 9 seconds, becoming ne 4 ft at 5 seconds and s 2 ft at
5 seconds. a chance of showers in the evening.
.tue...ne winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 4 to 6 ft.
.tue night...e winds 15 to 20 kt, becoming ne 10 to 15 kt after
midnight. seas 3 to 5 ft.
.wed...e winds 5 to 10 kt. seas 2 to 4 ft.
.wed night...se winds 5 to 10 kt. seas 2 to 3 ft.
$$
(6/6)
Latest Coastal Waters Forecast by KILM
Issued 3/21/2026 6:13 AM America/New_York.
Valid through 3/21/2026 7:15 PM America/New_York.
fzus52 kilm 211013
cwfilm
expires:202603212315;;053196
coastal waters forecast
national weather service wilmington nc
613 am edt sat mar 21 2026
surf city nc to south santee river sc out 20 nm
amz256-212315-
coastal waters from murrells inlet to south santee river sc out
20 nm-
613 am edt sat mar 21 2026
.today...sw winds 15 to 20 kt, diminishing to 10 to 15 kt with
gusts up to 20 kt late this morning and afternoon. seas 2 to
4 ft. wave detail: sw 3 ft at 4 seconds and e 3 ft at 10 seconds.
.tonight...sw winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: e 3 ft at 10 seconds and s
2 ft at 5 seconds.
.sun...sw winds 10 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: s 3 ft at 5 seconds and e
2 ft at 9 seconds.
.sun night...sw winds 15 to 20 kt. seas 3 to 4 ft. wave detail: s
4 ft at 5 seconds and e 2 ft at 9 seconds.
.mon...sw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: sw 4 ft
at 6 seconds and e 2 ft at 9 seconds. a slight chance of showers
in the afternoon.
.mon night...n winds 15 to 20 kt, becoming ne 25 to 30 kt after
midnight. seas 4 to 6 ft. wave detail: ne 5 ft at 5 seconds and
sw 3 ft at 5 seconds.
.tue...ne winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. seas 5 to 7 ft.
.tue night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 6 ft.
.wed...e winds 10 kt. seas 3 to 5 ft.
.wed night...e winds 5 to 10 kt, becoming s after midnight. seas
3 to 4 ft.
$$
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