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(1/2)
Latest Coastal Waters Forecast by KCHS
Issued 12/23/2025 4:40 AM America/New_York.
Valid through 12/23/2025 5:00 PM America/New_York.
fzus52 kchs 230940
cwfchs
expires:202512232200;;075644
coastal waters forecast
national weather service charleston sc
440 am est tue dec 23 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
amz330-232200-
charleston harbor-
440 am est tue dec 23 2025
.today...se winds 5 kt, becoming sw late this morning.
.tonight...w winds 5 to 10 kt.
.wed...nw winds 5 kt, becoming n in the afternoon.
.wed night...e winds 5 kt.
.thu...sw winds 5 to 10 kt.
.thu night...w winds 5 kt.
.fri...w winds 5 to 10 kt.
.fri night...sw winds 10 kt.
.sat...sw winds 10 kt.
.sat night...sw winds 5 kt.
unless otherwise noted, waves 1 foot or less.
charleston harbor water temperature 54 degrees.
$$
(2/2)
Latest Coastal Waters Forecast by KCHS
Issued 12/23/2025 4:40 AM America/New_York.
Valid through 12/23/2025 5:00 PM America/New_York.
fzus52 kchs 230940
cwfchs
expires:202512232200;;075645
coastal waters forecast
national weather service charleston sc
440 am est tue dec 23 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz350-232200-
waters from south santee river to edisto beach sc out 20 nm-
440 am est tue dec 23 2025
.today...se winds 5 to 10 kt, becoming sw late this morning and
early afternoon, then increasing to 10 to 15 kt late. seas 4 to
5 ft, subsiding to 3 to 4 ft this afternoon. wave detail: e 5 ft
at 9 seconds, becoming e 4 ft at 9 seconds.
.tonight...w winds 10 to 15 kt with gusts to 20 kt. seas 3 ft.
wave detail: e 3 ft at 9 seconds and w 2 ft at 4 seconds.
.wed...nw winds 5 to 10 kt, becoming n in the afternoon. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and e 2 ft at
9 seconds.
.wed night...e winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft
at 9 seconds and sw 1 foot at 3 seconds.
.thu...sw winds 5 to 10 kt. seas 2 ft. wave detail: se 2 ft at
9 seconds and sw 1 foot at 3 seconds.
.thu night...w winds 10 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 3 seconds and e 2 ft at 9 seconds.
.fri...w winds 10 to 15 kt. seas 2 to 3 ft.
.fri night...sw winds 10 to 15 kt. seas 3 to 4 ft.
.sat...sw winds 10 to 15 kt. seas 3 to 4 ft.
.sat night...sw winds 10 kt. seas 2 to 3 ft.
$$
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