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(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 2/19/2026 2:41 PM America/New_York.
Valid through 2/20/2026 4:45 AM America/New_York.
fzus52 kchs 191941
cwfchs
expires:202602200945;;917367
coastal waters forecast
national weather service charleston sc
241 pm est thu feb 19 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
amz350-200945-
waters from south santee river to edisto beach sc out 20 nm-
241 pm est thu feb 19 2026
...dense fog advisory in effect until 7 pm est this evening...
...small craft advisory in effect from 1 am est friday through
friday evening...
.tonight...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to
5 ft. wave detail: s 4 ft at 6 seconds and e 1 foot at
12 seconds. a slight chance of showers early this evening. areas
of dense fog early with vsby 1 nm or less, then patchy fog.
.fri...sw winds 15 to 20 kt with gusts to 30 kt. seas 4 to 5 ft.
wave detail: sw 5 ft at 6 seconds and e 1 foot at 12 seconds.
patchy fog. a chance of showers in the afternoon.
.fri night...sw winds 10 to 15 kt. seas 4 to 5 ft, subsiding to
2 to 3 ft after midnight. wave detail: s 4 ft at 6 seconds and e
1 foot at 12 seconds, becoming s 3 ft at 6 seconds and e 1 foot
at 12 seconds. a chance of showers. a slight chance of tstms
after midnight.
.sat...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 6 seconds and e 1 foot at 11 seconds. a chance of showers with
a slight chance of tstms in the morning, then showers with a
chance of tstms in the afternoon.
.sat night...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
3 ft at 5 seconds and e 1 foot at 11 seconds. showers with a
chance of tstms in the evening, then showers likely with a slight
chance of tstms after midnight.
.sun...nw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. seas 3 to 4 ft. wave detail: nw 4 ft at 5 seconds and
e 1 foot at 9 seconds. a chance of showers with a slight chance
of tstms in the morning, then a slight chance of showers in the
afternoon.
.sun night...nw winds 20 to 25 kt with gusts to 30 kt. seas 4 to
5 ft, building to 4 to 6 ft after midnight.
.mon...nw winds 20 to 25 kt. seas 4 to 5 ft.
.mon night...nw winds 20 to 25 kt. seas 3 to 4 ft.
.tue...nw winds 15 to 20 kt. seas 3 to 4 ft.
.tue night...sw winds 5 to 10 kt. seas 2 ft.
winds and seas higher in and near tstms.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 2/19/2026 2:41 PM America/New_York.
Valid through 2/20/2026 4:45 AM America/New_York.
fzus52 kchs 191941
cwfchs
expires:202602200945;;917368
coastal waters forecast
national weather service charleston sc
241 pm est thu feb 19 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
amz352-200945-
waters from edisto beach sc to savannah ga out 20 nm-
241 pm est thu feb 19 2026
...dense fog advisory in effect until 7 pm est this evening...
.tonight...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: s 4 ft at 5 seconds and e 1 foot at 13 seconds.
areas of dense fog early with vsby 1 nm or less, then patchy fog.
a slight chance of showers after midnight.
.fri...sw winds 15 to 20 kt with gusts to 25 kt. seas 3 to 4 ft.
wave detail: s 4 ft at 6 seconds and e 1 foot at 12 seconds. a
slight chance of showers in the morning, then a chance of showers
in the afternoon. patchy fog.
.fri night...sw winds 10 to 15 kt. seas 3 to 4 ft, subsiding to
2 to 3 ft after midnight. wave detail: s 3 ft at 5 seconds and e
1 foot at 11 seconds, becoming s 3 ft at 5 seconds and e 1 foot
at 10 seconds. a chance of showers. patchy fog after midnight.
.sat...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 5 seconds and e 1 foot at 10 seconds. a chance of showers in
the morning, then showers with a slight chance of tstms in the
afternoon.
.sat night...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
3 ft at 5 seconds and e 1 foot at 10 seconds. showers with a
chance of tstms in the evening, then showers likely with a slight
chance of tstms after midnight.
.sun...w winds 15 to 20 kt, becoming nw 20 to 25 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: w 3 ft at 5 seconds and e 1 foot at
10 seconds, becoming nw 4 ft at 4 seconds and e 1 foot at
9 seconds. a chance of showers with a slight chance of tstms in
the morning.
.sun night...nw winds 20 to 25 kt with gusts to 30 kt. seas 4 to
5 ft.
.mon...nw winds 20 to 25 kt. seas 3 to 4 ft.
.mon night...nw winds 15 to 20 kt. seas 3 to 4 ft.
.tue...nw winds 15 to 20 kt. seas 2 to 3 ft.
.tue night...sw winds 5 to 10 kt. seas 2 ft.
winds and seas higher in and near tstms.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 2/19/2026 2:41 PM America/New_York.
Valid through 2/20/2026 4:45 AM America/New_York.
fzus52 kchs 191941
cwfchs
expires:202602200945;;917369
coastal waters forecast
national weather service charleston sc
241 pm est thu feb 19 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
amz354-200945-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
241 pm est thu feb 19 2026
...dense fog advisory in effect until 7 pm est this evening...
.tonight...sw winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: s 3 ft at 5 seconds and e 2 ft at 14 seconds. areas
of dense fog early with vsby 1 nm or less, then patchy fog.
.fri...sw winds 10 to 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: s 3 ft at 5 seconds and e 1 foot at 13 seconds.
patchy fog. a chance of showers in the afternoon.
.fri night...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
3 ft at 5 seconds and e 1 foot at 11 seconds. a chance of
showers. patchy fog after midnight.
.sat...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 5 seconds and e 1 foot at 11 seconds. a chance of showers in
the morning, then showers likely in the afternoon.
.sat night...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
2 ft at 4 seconds and e 1 foot at 11 seconds. a slight chance of
tstms. showers.
.sun...w winds 15 to 20 kt, becoming nw 20 to 25 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: w 3 ft at 4 seconds and e 1 foot at
11 seconds, becoming nw 4 ft at 4 seconds and e 1 foot at
10 seconds. a chance of showers in the morning.
.sun night...nw winds 25 to 30 kt. seas 4 to 5 ft.
.mon...nw winds 20 to 25 kt. seas 3 to 4 ft.
.mon night...nw winds 20 to 25 kt. seas 3 to 4 ft.
.tue...n winds 15 to 20 kt. seas 2 to 3 ft.
.tue night...sw winds 5 to 10 kt. seas 2 ft.
winds and seas higher in and near tstms.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 2/19/2026 2:41 PM America/New_York.
Valid through 2/20/2026 4:45 AM America/New_York.
fzus52 kchs 191941
cwfchs
expires:202602200945;;917370
coastal waters forecast
national weather service charleston sc
241 pm est thu feb 19 2026
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-200945-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
241 pm est thu feb 19 2026
...small craft advisory in effect from 9 pm est this evening
through friday afternoon...
.tonight...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to
5 ft. wave detail: s 4 ft at 5 seconds and e 2 ft at 13 seconds.
patchy fog.
.fri...sw winds 15 to 20 kt with gusts to 25 kt. seas 4 to 5 ft.
wave detail: sw 4 ft at 5 seconds and e 2 ft at 12 seconds.
patchy fog. a slight chance of showers in the afternoon.
.fri night...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: s
3 ft at 5 seconds and e 2 ft at 11 seconds. a chance of showers.
.sat...sw winds 10 to 15 kt with gusts to 20 kt. seas 3 ft. wave
detail: s 3 ft at 5 seconds and e 2 ft at 11 seconds. a chance of
showers.
.sat night...sw winds 10 to 15 kt with gusts to 25 kt. seas 3 to
4 ft. wave detail: s 3 ft at 4 seconds and e 1 foot at
11 seconds. a slight chance of tstms. showers.
.sun...nw winds 20 to 25 kt with gusts to 30 kt. seas 4 to 5 ft,
building to 4 to 6 ft in the afternoon. wave detail: w 4 ft at
5 seconds and e 1 foot at 10 seconds, becoming w 6 ft at
5 seconds and e 1 foot at 9 seconds. a chance of showers in the
morning.
.sun night...nw winds 25 to 30 kt. seas 6 to 8 ft, building to
7 to 9 ft after midnight.
.mon...nw winds 20 to 25 kt. seas 5 to 7 ft.
.mon night...nw winds 20 to 25 kt. seas 4 to 6 ft.
.tue...n winds 15 to 20 kt. seas 4 to 5 ft.
.tue night...sw winds 5 kt. seas 2 to 3 ft.
winds and seas higher in and near tstms.
$$
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