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(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:40 PM America/New_York.
Valid through 12/13/2025 5:00 AM America/New_York.
fzus52 kchs 122140
cwfchs
expires:202512131000;;471751
coastal waters forecast
national weather service charleston sc
439 pm est fri dec 12 2025
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
amz350-131000-
waters from south santee river to edisto beach sc out 20 nm-
439 pm est fri dec 12 2025
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 1 foot
at 3 seconds and se 1 foot at 8 seconds.
.sat...w winds 5 to 10 kt. seas 2 ft. wave detail: sw 1 foot at
4 seconds and se 1 foot at 8 seconds.
.sat night...sw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and
se 1 foot at 8 seconds.
.sun...w winds 10 to 15 kt with gusts to 20 kt, becoming nw 20 to
25 kt with gusts to 30 kt in the afternoon. seas 2 to 3 ft,
building to 3 to 4 ft in the afternoon. wave detail: sw 3 ft at
4 seconds and se 1 foot at 8 seconds, becoming nw 3 ft at
4 seconds and se 1 foot at 8 seconds. a chance of showers, mainly
in the morning.
.sun night...n winds 25 to 30 kt. seas 4 to 6 ft, building to
5 to 7 ft after midnight. wave detail: n 6 ft at 5 seconds and se
1 foot at 10 seconds, becoming ne 6 ft at 6 seconds and se 1 foot
at 10 seconds. a slight chance of showers in the evening.
.mon...n winds 20 to 25 kt with gusts to 30 kt, becoming ne 10 to
15 kt with gusts to 20 kt in the afternoon. seas 5 to 7 ft,
subsiding to 4 to 6 ft in the afternoon. wave detail: ne 6 ft at
7 seconds and se 2 ft at 10 seconds, becoming e 5 ft at
9 seconds.
.mon night...nw winds 5 to 10 kt. seas 4 to 5 ft, subsiding to
3 to 4 ft after midnight.
.tue...w winds 5 to 10 kt. seas 2 to 3 ft.
.tue night...w winds 5 kt. seas 2 to 3 ft.
.wed...w winds 5 kt. seas 2 ft.
.wed night...s winds 5 kt. seas 2 ft.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:40 PM America/New_York.
Valid through 12/13/2025 5:00 AM America/New_York.
fzus52 kchs 122140
cwfchs
expires:202512131000;;471752
coastal waters forecast
national weather service charleston sc
439 pm est fri dec 12 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-131000-
waters from edisto beach sc to savannah ga out 20 nm-
439 pm est fri dec 12 2025
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 1 foot
at 3 seconds and se 1 foot at 8 seconds.
.sat...w winds 5 to 10 kt, becoming sw in the afternoon. seas
2 ft. wave detail: sw 1 foot at 3 seconds and se 1 foot at
8 seconds.
.sat night...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft
at 3 seconds and se 1 foot at 8 seconds.
.sun...w winds 10 to 15 kt, becoming nw 15 to 20 kt with gusts to
25 kt in the afternoon. seas 2 to 3 ft. wave detail: nw 3 ft at
4 seconds and se 1 foot at 8 seconds. a chance of showers in the
morning.
.sun night...n winds 25 to 30 kt. seas 4 to 6 ft. wave detail: n
6 ft at 5 seconds and se 1 foot at 9 seconds.
.mon...ne winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. seas 4 to 6 ft, subsiding to 4 to 5 ft in the
afternoon. wave detail: ne 6 ft at 6 seconds and se 1 foot at
10 seconds, becoming e 5 ft at 9 seconds and ne 4 ft at
6 seconds.
.mon night...n winds 5 kt. seas 4 to 5 ft, subsiding to 3 to 4 ft
after midnight.
.tue...nw winds 5 kt. seas 2 to 3 ft.
.tue night...w winds 5 kt. seas 2 to 3 ft.
.wed...n winds 5 kt. seas 2 to 3 ft.
.wed night...se winds 5 kt. seas 2 ft.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:40 PM America/New_York.
Valid through 12/13/2025 5:00 AM America/New_York.
fzus52 kchs 122140
cwfchs
expires:202512131000;;471753
coastal waters forecast
national weather service charleston sc
439 pm est fri dec 12 2025
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
amz354-131000-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
439 pm est fri dec 12 2025
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 1 foot
at 3 seconds and e 1 foot at 9 seconds.
.sat...w winds 5 to 10 kt, becoming sw in the afternoon. seas
1 to 2 ft. wave detail: s 1 foot at 3 seconds and se 1 foot at
8 seconds.
.sat night...sw winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: s 1 foot at 3 seconds
and se 1 foot at 8 seconds.
.sun...w winds 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 3 ft at 3 seconds and
se 1 foot at 8 seconds. a slight chance of showers in the
morning.
.sun night...n winds 25 to 30 kt. seas 4 to 5 ft, building to
5 to 7 ft after midnight. wave detail: n 5 ft at 4 seconds and se
1 foot at 9 seconds, becoming ne 6 ft at 6 seconds and se 1 foot
at 9 seconds.
.mon...ne winds 20 to 25 kt with gusts to 30 kt, diminishing to
15 to 20 kt in the afternoon. seas 5 to 7 ft, subsiding to 4 to
6 ft in the afternoon. wave detail: ne 6 ft at 6 seconds and se
1 foot at 10 seconds, becoming ne 5 ft at 8 seconds.
.mon night...ne winds 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 4 to 5 ft, subsiding to 3 to 4 ft after midnight.
.tue...n winds 5 to 10 kt. seas 3 to 4 ft.
.tue night...nw winds 5 kt. seas 2 to 3 ft.
.wed...ne winds 5 kt. seas 2 to 3 ft.
.wed night...se winds 5 kt. seas 2 to 3 ft.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:40 PM America/New_York.
Valid through 12/13/2025 5:00 AM America/New_York.
fzus52 kchs 122140
cwfchs
expires:202512131000;;471754
coastal waters forecast
national weather service charleston sc
439 pm est fri dec 12 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-131000-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
439 pm est fri dec 12 2025
.tonight...sw winds 10 kt. seas 2 ft. wave detail: sw 2 ft at
3 seconds and n 1 foot at 3 seconds.
.sat...w winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft at
3 seconds and se 1 foot at 8 seconds.
.sat night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 3 seconds and e 1 foot at 5 seconds.
.sun...w winds 10 to 15 kt, becoming nw 20 to 25 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: sw 2 ft at 3 seconds and e 1 foot at
7 seconds, becoming w 4 ft at 4 seconds and se 2 ft at 8 seconds.
a slight chance of showers.
.sun night...n winds 25 to 30 kt. seas 5 to 7 ft, building to
7 to 9 ft after midnight. wave detail: n 7 ft at 6 seconds and se
2 ft at 9 seconds, becoming n 9 ft at 7 seconds and se 2 ft at
9 seconds.
.mon...ne winds 20 to 25 kt with gusts to 30 kt, diminishing to
15 to 20 kt in the afternoon. seas 7 to 9 ft. wave detail: ne
9 ft at 7 seconds and e 7 ft at 10 seconds. a chance of showers,
mainly in the morning.
.mon night...ne winds 10 to 15 kt, becoming n 5 to 10 kt after
midnight. seas 5 to 7 ft, subsiding to 4 to 6 ft after midnight.
.tue...n winds 5 to 10 kt. seas 4 to 5 ft.
.tue night...n winds 5 kt. seas 3 to 4 ft.
.wed...n winds 5 kt. seas 3 ft.
.wed night...se winds 5 kt. seas 3 ft. a slight chance of
showers.
$$
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