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(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/12/2026 4:03 AM America/New_York.
Valid through 3/12/2026 6:15 PM America/New_York.
fzus52 kchs 120803
cwfchs
expires:202603122215;;063922
coastal waters forecast
national weather service charleston sc
403 am edt thu mar 12 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
amz330-122215-
charleston harbor-
403 am edt thu mar 12 2026
...small craft advisory in effect through this evening...
.today...sw winds 20 kt with gusts to 25 kt, becoming nw late.
waves 2 to 3 ft. a chance of showers with a slight chance of tstms
late this morning. showers with a slight chance of tstms this
afternoon.
.tonight...n winds 20 to 25 kt, becoming ne 10 to 15 kt after
midnight. waves 2 to 3 ft.
.fri...ne winds 10 kt, becoming e in the afternoon.
.fri night...s winds 5 kt, becoming sw after midnight.
.sat...variable winds 5 kt.
.sat night...e winds 5 kt.
.sun...se winds 5 to 10 kt. a chance of showers and tstms.
.sun night...s winds 10 to 15 kt. showers likely with a chance of
tstms.
.mon...sw winds 15 to 20 kt. waves 1 to 2 ft. showers likely with
a chance of tstms.
.mon night...nw winds 15 to 20 kt. waves 1 to 2 ft. a chance of
showers.
winds and waves higher in and near tstms.
unless otherwise noted, waves 1 foot or less.
charleston harbor water temperature 62 degrees.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/12/2026 4:03 AM America/New_York.
Valid through 3/12/2026 6:15 PM America/New_York.
fzus52 kchs 120803
cwfchs
expires:202603122215;;063923
coastal waters forecast
national weather service charleston sc
403 am edt thu mar 12 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
amz350-122215-
waters from south santee river to edisto beach sc out 20 nm-
403 am edt thu mar 12 2026
...gale warning in effect through late tonight...
.today...sw winds 15 to 20 kt with gusts to 25 kt, increasing to 20
to 25 kt with gusts to 30 kt later this morning, then nw 25 to 30
kt with gusts to 35 kt late. seas 4 to 6 ft. wave detail: s 6 ft
at 6 seconds and se 2 ft at 9 seconds. showers with a slight
chance of tstms this afternoon.
.tonight...n winds 25 to 30 kt with gusts to 35 kt, becoming ne
20 to 25 kt with gusts to 30 kt after midnight. seas 4 to 6 ft.
wave detail: n 6 ft at 7 seconds.
.fri...ne winds 15 to 20 kt with gusts to 25 kt, diminishing to
5 to 10 kt in the afternoon. seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: ne 5 ft at 7 seconds,
becoming e 4 ft at 7 seconds.
.fri night...se winds 5 kt, becoming sw after midnight. seas 2 to
3 ft. wave detail: e 3 ft at 7 seconds.
.sat...n winds 5 kt, becoming e in the afternoon. seas 2 to 3 ft.
wave detail: e 3 ft at 8 seconds.
.sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds. a slight chance of showers and tstms after
midnight.
.sun...se winds 10 to 15 kt. seas 3 to 4 ft. a chance of showers
and tstms.
.sun night...s winds 15 to 20 kt. seas 4 to 6 ft. showers likely
with a chance of tstms.
.mon...sw winds 20 to 25 kt. seas 6 to 8 ft. showers likely with
a chance of tstms.
.mon night...nw winds 25 to 30 kt. seas 6 to 8 ft. a chance of
showers with a slight chance of tstms.
winds and seas higher in and near tstms.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 3/12/2026 4:03 AM America/New_York.
Valid through 3/12/2026 6:15 PM America/New_York.
fzus52 kchs 120803
cwfchs
expires:202603122215;;063924
coastal waters forecast
national weather service charleston sc
403 am edt thu mar 12 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
amz352-122215-
waters from edisto beach sc to savannah ga out 20 nm-
403 am edt thu mar 12 2026
...small craft advisory in effect through friday morning...
.today...sw winds 15 to 20 kt with gusts to 25 kt, becoming nw 20
to 25 kt with gusts to 30 kt late. seas 4 to 5 ft. wave detail: s
5 ft at 6 seconds and se 2 ft at 9 seconds. a chance of showers
this morning. a slight chance of tstms. showers this afternoon.
.tonight...n winds 25 to 30 kt, becoming ne 20 to 25 kt after
midnight. seas 4 to 6 ft. wave detail: n 6 ft at 6 seconds.
.fri...ne winds 15 to 20 kt with gusts to 25 kt, diminishing to
5 to 10 kt in the afternoon. seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: ne 5 ft at 7 seconds,
becoming e 4 ft at 8 seconds.
.fri night...e winds 5 kt, becoming sw after midnight. seas 3 to
4 ft. wave detail: e 4 ft at 8 seconds.
.sat...n winds 5 kt, becoming e in the afternoon. seas 2 to 3 ft.
wave detail: e 3 ft at 8 seconds.
.sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 8 seconds. a slight chance of showers and tstms after
midnight.
.sun...se winds 10 to 15 kt. seas 2 to 3 ft. a chance of showers
with a slight chance of tstms.
.sun night...s winds 15 to 20 kt. seas 4 to 6 ft. showers likely
with a chance of tstms.
.mon...sw winds 20 to 25 kt. seas 5 to 7 ft. showers likely with
a chance of tstms.
.mon night...nw winds 25 to 30 kt. seas 5 to 7 ft. a chance of
showers.
winds and seas higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KILM
Issued 3/12/2026 10:42 AM America/New_York.
Valid through 3/12/2026 11:15 PM America/New_York.
fzus52 kilm 121442
cwfilm
expires:202603130315;;546614
coastal waters forecast
national weather service wilmington nc
1042 am edt thu mar 12 2026
surf city nc to south santee river sc out 20 nm
amz252-130315-
coastal waters from cape fear nc to little river inlet sc out
20 nm-
1042 am edt thu mar 12 2026
...severe thunderstorm watch 51 in effect until 5 pm edt this
afternoon...
...gale warning in effect from 2 pm edt this afternoon through
this evening...
.rest of today...sw winds 20 to 25 kt, becoming nw 25 to 30 kt
with gusts to 35 kt late. seas 5 to 7 ft. wave detail: sw 7 ft at
7 seconds and se 2 ft at 8 seconds. a chance of showers with a
slight chance of tstms early this afternoon. showers with a slight
chance of tstms late.
.tonight...n winds 25 to 30 kt with gusts to 35 kt, becoming ne
20 to 25 kt after midnight. seas 4 to 6 ft. wave detail: nw 5 ft
at 6 seconds and se 4 ft at 8 seconds. a slight chance of showers
in the evening.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt, becoming s
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: ne 4 ft
at 6 seconds and nw 1 ft at 5 seconds.
.fri night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 7 seconds and sw 1 ft at 2 seconds.
.sat...nw winds 5 to 10 kt, becoming e in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and w 1 ft at
3 seconds.
.sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds.
.sun...se winds 10 to 15 kt. seas 3 to 5 ft. a chance of showers.
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 5 to 7 ft. a chance of tstms. showers.
.mon...sw winds 15 to 20 kt. seas 5 to 8 ft. showers with a
chance of tstms.
.mon night...w winds 20 kt, becoming nw after midnight. seas 6 to
9 ft, subsiding to 5 to 7 ft after midnight. showers likely with
a chance of tstms in the evening, then a chance of showers after
midnight.
winds and seas higher in and near tstms.
$$
(5/6)
Latest Coastal Waters Forecast by KILM
Issued 3/12/2026 10:42 AM America/New_York.
Valid through 3/12/2026 11:15 PM America/New_York.
fzus52 kilm 121442
cwfilm
expires:202603130315;;546615
coastal waters forecast
national weather service wilmington nc
1042 am edt thu mar 12 2026
surf city nc to south santee river sc out 20 nm
amz254-130315-
coastal waters from little river inlet to murrells inlet sc out
20 nm-
1042 am edt thu mar 12 2026
...severe thunderstorm watch 51 in effect until 5 pm edt this
afternoon...
...gale warning in effect from 2 pm edt this afternoon through
this evening...
.rest of today...sw winds 20 to 25 kt, becoming nw 25 to 30 kt
with gusts to 35 kt late. seas 4 to 6 ft. wave detail: s 6 ft at
6 seconds and se 4 ft at 9 seconds. showers with a slight chance
of tstms this afternoon.
.tonight...n winds 25 to 30 kt with gusts up to 35 kt, becoming
ne 20 to 25 kt after midnight. seas 4 to 6 ft, subsiding to 2 to
4 ft after midnight. wave detail: n 5 ft at 5 seconds and s 4 ft
at 7 seconds, becoming n 4 ft at 5 seconds.
.fri...ne winds 15 to 20 kt, becoming s 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: ne 3 ft at 5 seconds.
.fri night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 7 seconds and s 1 ft at 4 seconds.
.sat...nw winds 5 to 10 kt, becoming e in the afternoon. seas
2 ft. wave detail: se 2 ft at 7 seconds and w 1 ft at 2 seconds.
.sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds.
.sun...se winds 10 to 15 kt. seas 3 to 5 ft. a chance of showers.
.sun night...se winds 10 to 15 kt, becoming s 15 to 20 kt after
midnight. seas 4 to 6 ft. a chance of tstms. showers.
.mon...sw winds 15 to 20 kt. seas 5 to 7 ft. showers with a
chance of tstms.
.mon night...w winds 15 to 20 kt. seas 5 to 7 ft. showers likely
with a chance of tstms in the evening, then a chance of showers
after midnight.
winds and seas higher in and near tstms.
$$
(6/6)
Latest Coastal Waters Forecast by KILM
Issued 3/12/2026 10:42 AM America/New_York.
Valid through 3/12/2026 11:15 PM America/New_York.
fzus52 kilm 121442
cwfilm
expires:202603130315;;546616
coastal waters forecast
national weather service wilmington nc
1042 am edt thu mar 12 2026
surf city nc to south santee river sc out 20 nm
amz256-130315-
coastal waters from murrells inlet to south santee river sc out
20 nm-
1042 am edt thu mar 12 2026
...severe thunderstorm watch 51 in effect until 5 pm edt this
afternoon...
...gale warning in effect from 2 pm edt this afternoon through
this evening...
.rest of today...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming nw 25 to 30 kt with gusts up to 40 kt late. seas 4 to
6 ft. wave detail: s 6 ft at 7 seconds. showers with a slight
chance of tstms this afternoon.
.tonight...n winds 25 to 30 kt with gusts up to 40 kt, becoming
ne 20 to 25 kt with gusts up to 30 kt after midnight. seas 4 to
6 ft. wave detail: n 5 ft at 5 seconds.
.fri...e winds 15 to 20 kt, becoming se 5 to 10 kt in the
afternoon. seas 3 to 5 ft, subsiding to 2 to 3 ft in the
afternoon. wave detail: ne 4 ft at 5 seconds, becoming ne 3 ft at
6 seconds.
.fri night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 6 seconds.
.sat...nw winds 5 to 10 kt, becoming e in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 7 seconds.
.sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds and s 1 ft at 5 seconds.
.sun...se winds 10 to 15 kt. seas 3 to 5 ft. a chance of showers
and tstms.
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 4 to 6 ft. a chance of tstms. showers.
.mon...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. seas 5 to 7 ft. a chance of tstms. showers.
.mon night...w winds 20 to 25 kt. seas 5 to 7 ft. showers likely
with a chance of tstms in the evening, then a chance of showers
after midnight.
winds and seas higher in and near tstms.
$$
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