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(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/9/2025 12:13 PM America/New_York.
Valid through 12/10/2025 1:15 AM America/New_York.
fzus52 kchs 091713
cwfchs
expires:202512100615;;285562
coastal waters forecast
national weather service charleston sc
1213 pm est tue dec 9 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
amz350-100615-
waters from south santee river to edisto beach sc out 20 nm-
1213 pm est tue dec 9 2025
...small craft advisory in effect from wednesday afternoon
through thursday morning...
.this afternoon...n winds 10 to 15 kt, diminishing to 5 to 10 kt
late. seas 2 to 4 ft. wave detail: ne 4 ft at 8 seconds.
.tonight...nw winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft at
9 seconds, becoming e 3 ft at 10 seconds.
.wed...w winds 10 to 15 kt, becoming sw 20 to 25 kt with gusts to
30 kt in the afternoon. seas 2 to 3 ft, building to 4 to 5 ft.
wave detail: e 3 ft at 10 seconds, becoming sw 4 ft at 4 seconds
and e 3 ft at 10 seconds.
.wed night...w winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 4 to 6 ft. wave detail: sw 6 ft at 6 seconds
and e 2 ft at 10 seconds.
.thu...nw winds 15 to 20 kt, becoming w 10 to 15 kt in the
afternoon. seas 4 to 5 ft, subsiding to 2 to 3 ft. wave detail: w
4 ft at 6 seconds and e 2 ft at 9 seconds, becoming w 3 ft at 6
seconds and e 1 foot at 9 seconds.
.thu night...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 5 seconds and e 1 foot at 9 seconds.
.fri...w winds 5 to 10 kt. seas 2 ft.
.fri night...sw winds 10 to 15 kt. seas 2 to 3 ft.
.sat...sw winds 5 to 10 kt. seas 2 to 3 ft.
.sat night...sw winds 5 to 10 kt. seas 2 ft.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/9/2025 12:13 PM America/New_York.
Valid through 12/10/2025 1:15 AM America/New_York.
fzus52 kchs 091713
cwfchs
expires:202512100615;;285563
coastal waters forecast
national weather service charleston sc
1213 pm est tue dec 9 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-100615-
waters from edisto beach sc to savannah ga out 20 nm-
1213 pm est tue dec 9 2025
...small craft advisory in effect from wednesday afternoon
through thursday morning...
.this afternoon...n winds 10 to 15 kt, diminishing to 5 to 10 kt
late. seas 2 to 4 ft. wave detail: ne 4 ft at 8 seconds.
.tonight...n winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft at
8 seconds.
.wed...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts to
25 kt in the afternoon. seas 2 to 3 ft, building to 3 to 4 ft.
wave detail: e 3 ft at 10 seconds, becoming sw 3 ft at 4 seconds
and e 3 ft at 10 seconds.
.wed night...w winds 20 to 25 kt with gusts to 30 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 5 seconds and e 3 ft at 10 seconds,
becoming w 5 ft at 5 seconds and e 2 ft at 10 seconds.
.thu...nw winds 10 to 15 kt. seas 3 to 4 ft, subsiding to 2 to
3 ft. wave detail: w 4 ft at 5 seconds and e 2 ft at 10 seconds,
becoming nw 3 ft at 4 seconds and e 1 foot at 9 seconds.
.thu night...w winds 10 to 15 kt. seas 2 ft. wave detail: nw 2 ft
at 4 seconds and e 1 foot at 9 seconds.
.fri...w winds 5 to 10 kt. seas 2 ft.
.fri night...sw winds 10 kt. seas 2 ft.
.sat...sw winds 5 to 10 kt. seas 2 ft.
.sat night...sw winds 5 to 10 kt. seas 1 foot or less.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/9/2025 12:13 PM America/New_York.
Valid through 12/10/2025 1:15 AM America/New_York.
fzus52 kchs 091713
cwfchs
expires:202512100615;;285564
coastal waters forecast
national weather service charleston sc
1213 pm est tue dec 9 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
amz354-100615-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
1213 pm est tue dec 9 2025
...small craft advisory in effect from wednesday afternoon
through late wednesday night...
.this afternoon...n winds 10 to 15 kt. seas 2 to 4 ft. wave
detail: ne 4 ft at 7 seconds.
.tonight...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
3 ft at 8 seconds.
.wed...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts to
25 kt in the afternoon. seas 2 to 3 ft, building to 3 to 4 ft.
wave detail: e 3 ft at 9 seconds, becoming sw 3 ft at 3 seconds
and e 3 ft at 10 seconds.
.wed night...w winds 15 to 20 kt with gusts to 30 kt. seas 4 to
5 ft. wave detail: sw 4 ft at 5 seconds and e 3 ft at 10 seconds.
.thu...nw winds 15 kt with gusts to 20 kt, becoming w in the
afternoon. seas 3 to 4 ft, subsiding to 2 to 3 ft. wave detail: w
3 ft at 4 seconds and e 2 ft at 10 seconds, becoming w 2 ft at 3
seconds and e 2 ft at 10 seconds.
.thu night...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 3 seconds and e 2 ft at 9 seconds.
.fri...w winds 5 to 10 kt. seas 2 ft.
.fri night...sw winds 10 kt. seas 2 ft.
.sat...sw winds 5 to 10 kt. seas 2 ft.
.sat night...sw winds 5 to 10 kt. seas 1 foot or less.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/9/2025 12:13 PM America/New_York.
Valid through 12/10/2025 1:15 AM America/New_York.
fzus52 kchs 091713
cwfchs
expires:202512100615;;285565
coastal waters forecast
national weather service charleston sc
1213 pm est tue dec 9 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-100615-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
1213 pm est tue dec 9 2025
...small craft advisory in effect from wednesday afternoon
through thursday morning...
.this afternoon...n winds 10 to 15 kt. seas 4 to 5 ft. wave
detail: ne 5 ft at 7 seconds.
.tonight...n winds 5 to 10 kt. seas 3 to 4 ft. wave detail: ne
4 ft at 8 seconds.
.wed...w winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
to 25 kt in the afternoon. seas 3 to 4 ft, building to 4 to 5 ft.
wave detail: e 4 ft at 10 seconds, becoming e 4 ft at 10 seconds
and w 3 ft at 4 seconds.
.wed night...w winds 20 to 25 kt with gusts to 30 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 5 seconds and e 4 ft at 10 seconds.
.thu...nw winds 15 to 20 kt. seas 4 to 6 ft, subsiding to 3 to
4 ft. wave detail: nw 5 ft at 5 seconds and e 3 ft at 10 seconds,
becoming w 4 ft at 4 seconds and e 2 ft at 9 seconds.
.thu night...nw winds 10 to 15 kt. seas 3 to 4 ft, subsiding to
2 to 3 ft. wave detail: w 3 ft at 4 seconds and e 2 ft at 9
seconds, becoming nw 3 ft at 4 seconds and e 2 ft at 9 seconds.
.fri...w winds 5 to 10 kt. seas 2 to 3 ft.
.fri night...sw winds 10 to 15 kt. seas 2 to 3 ft.
.sat...w winds 5 to 10 kt. seas 2 ft.
.sat night...sw winds 5 to 10 kt. seas 2 ft.
$$
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