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(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:39 AM America/New_York.
Valid through 12/12/2025 5:00 PM America/New_York.
fzus52 kchs 120939
cwfchs
expires:202512122200;;442580
coastal waters forecast
national weather service charleston sc
439 am 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
amz350-122200-
waters from south santee river to edisto beach sc out 20 nm-
439 am est fri dec 12 2025
.today...w winds 5 kt, becoming sw early this afternoon, then
increasing to 10 to 15 kt late. seas 2 ft. wave detail: sw 2 ft
at 4 seconds and se 1 foot at 9 seconds.
.tonight...sw winds 10 to 15 kt. seas 2 ft. wave detail: sw 2 ft
at 4 seconds and se 1 foot at 8 seconds.
.sat...w winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft at
4 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 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 2 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 5 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.
.mon...n winds 20 to 25 kt. seas 5 to 7 ft.
.mon night...n winds 5 to 10 kt. seas 4 to 5 ft.
.tue...nw winds 5 to 10 kt. seas 2 to 3 ft.
.tue night...w winds 5 kt. seas 2 to 3 ft.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:39 AM America/New_York.
Valid through 12/12/2025 5:00 PM America/New_York.
fzus52 kchs 120939
cwfchs
expires:202512122200;;442581
coastal waters forecast
national weather service charleston sc
439 am est fri dec 12 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-122200-
waters from edisto beach sc to savannah ga out 20 nm-
439 am est fri dec 12 2025
.today...nw winds 5 kt, becoming sw this afternoon. seas 2 ft.
wave detail: w 1 foot at 3 seconds and e 1 foot at 9 seconds.
.tonight...sw winds 10 kt. seas 2 ft. wave detail: sw 2 ft at
3 seconds and se 1 foot at 8 seconds.
.sat...w winds 5 to 10 kt, becoming sw in the afternoon. seas
2 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot at
8 seconds.
.sat night...sw winds 5 kt, increasing to 10 kt after midnight.
seas 1 foot or less, then around 2 ft after midnight. wave
detail: s 1 foot at 3 seconds and se 1 foot at 8 seconds,
becoming sw 1 foot at 3 seconds and se 1 foot at 8 seconds.
.sun...w winds 10 to 15 kt, becoming nw 15 to 20 kt with gusts to
25 kt in the afternoon. seas 2 to 3 ft. wave detail: nw 3 ft at
3 seconds and se 1 foot at 8 seconds. a slight chance of showers
in the morning.
.sun night...n winds 25 to 30 kt. seas 4 to 5 ft, building to
4 to 6 ft after midnight. wave detail: n 5 ft at 4 seconds and se
1 foot at 9 seconds, becoming n 6 ft at 5 seconds and se 1 foot
at 9 seconds.
.mon...ne winds 20 to 25 kt. seas 4 to 6 ft.
.mon night...n winds 5 to 10 kt. seas 3 to 4 ft.
.tue...nw winds 5 to 10 kt. seas 2 to 3 ft.
.tue night...w winds 5 kt. seas 2 to 3 ft.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:39 AM America/New_York.
Valid through 12/12/2025 5:00 PM America/New_York.
fzus52 kchs 120939
cwfchs
expires:202512122200;;442582
coastal waters forecast
national weather service charleston sc
439 am 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
amz354-122200-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
439 am est fri dec 12 2025
.today...nw winds 5 kt, becoming sw this afternoon. seas 2 ft.
wave detail: w 1 foot at 3 seconds and e 1 foot at 9 seconds.
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft
at 3 seconds and e 1 foot at 9 seconds.
.sat...w winds 5 to 10 kt, becoming s in the afternoon. seas 1 to
2 ft. wave detail: sw 1 foot at 3 seconds and se 1 foot at
8 seconds, becoming 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: nw 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: nw 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. seas 5 to 7 ft.
.mon night...n winds 10 to 15 kt. seas 4 to 5 ft.
.tue...n winds 5 to 10 kt. seas 3 to 4 ft.
.tue night...ne winds 5 kt. seas 2 to 3 ft.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/12/2025 4:39 AM America/New_York.
Valid through 12/12/2025 5:00 PM America/New_York.
fzus52 kchs 120939
cwfchs
expires:202512122200;;442583
coastal waters forecast
national weather service charleston sc
439 am est fri dec 12 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-122200-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
439 am est fri dec 12 2025
.today...nw winds 5 to 10 kt, becoming sw this afternoon. seas
2 ft. wave detail: n 2 ft at 3 seconds and e 2 ft at 9 seconds.
.tonight...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 3 seconds and n 1 foot at 3 seconds.
.sat...w winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft at
3 seconds and se 1 foot at 8 seconds.
.sat night...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft
at 3 seconds and se 2 ft at 8 seconds.
.sun...w winds 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: sw 2 ft at 3 seconds and se 2 ft at
8 seconds, becoming w 4 ft at 4 seconds and se 2 ft at 8 seconds.
a slight chance of showers in the morning.
.sun night...n winds 25 to 30 kt. seas 5 to 7 ft, building to
7 to 9 ft after midnight. wave detail: n 6 ft at 6 seconds and se
2 ft at 9 seconds, becoming n 9 ft at 6 seconds and se 2 ft at
9 seconds.
.mon...ne winds 20 to 25 kt. seas 7 to 9 ft. a slight chance of
showers.
.mon night...n winds 10 to 15 kt. seas 5 to 7 ft.
.tue...n winds 5 to 10 kt. seas 4 to 5 ft.
.tue night...ne winds 5 to 10 kt. seas 3 to 4 ft.
$$
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