(1/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/29/2025 4:13 AM America/New_York.
Valid through 12/29/2025 5:15 PM America/New_York.
fzus52 kchs 290913
cwfchs
expires:202512292215;;427514
coastal waters forecast
national weather service charleston sc
413 am est mon dec 29 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
amz350-292215-
waters from south santee river to edisto beach sc out 20 nm-
413 am est mon dec 29 2025
...small craft advisory in effect through late tonight...
.today...sw winds 15 to 20 kt with gusts to 25 kt, increasing to
20 to 25 kt with gusts to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at 5 seconds,
becoming sw 6 ft at 6 seconds and e 2 ft at 11 seconds. patchy fog
in the morning. a chance of showers in the afternoon.
.tonight...nw winds 20 to 25 kt with gusts to 30 kt, diminishing
to 15 to 20 kt with gusts to 25 kt. seas 4 to 6 ft, subsiding to 2
to 4 ft. wave detail: sw 5 ft at 7 seconds and e 1 foot at 11
seconds, becoming nw 4 ft at 6 seconds and e 1 foot at 11 seconds.
.tue...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 4 seconds and e 1 foot at 11 seconds.
.tue night...nw winds 10 kt. seas 1 to 2 ft. wave detail: n 1
foot at 4 seconds and e 1 foot at 11 seconds.
.wed...w winds 10 to 15 kt. seas 1 to 2 ft. wave detail: w 1 foot
at 3 seconds and ne 1 foot at 5 seconds.
.wed night...w winds 15 to 20 kt with gusts to 25 kt. seas 2 to
3 ft, building to 3 to 4 ft after midnight.
.thu...w winds 15 to 20 kt. seas 3 to 4 ft.
.thu night...w winds 10 to 15 kt. seas 2 to 3 ft.
.fri...w winds 10 to 15 kt. seas 2 to 3 ft.
.fri night...sw winds 10 to 15 kt. seas 1 to 2 ft. a chance of
showers.
$$
(2/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/29/2025 4:13 AM America/New_York.
Valid through 12/29/2025 5:15 PM America/New_York.
fzus52 kchs 290913
cwfchs
expires:202512292215;;427515
coastal waters forecast
national weather service charleston sc
413 am est mon dec 29 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-292215-
waters from edisto beach sc to savannah ga out 20 nm-
413 am est mon dec 29 2025
...small craft advisory in effect from 10 am est this morning
through late tonight...
.today...sw winds 15 to 20 kt with gusts to 25 kt, becoming w 20
to 25 kt with gusts to 30 kt. seas 2 to 4 ft, building to 3 to 5
ft. wave detail: sw 3 ft at 4 seconds and e 2 ft at 8 seconds,
becoming sw 4 ft at 5 seconds and e 2 ft at 8 seconds. a chance of
showers in the afternoon.
.tonight...nw winds 20 to 25 kt with gusts to 30 kt, diminishing
to 15 to 20 kt with gusts to 25 kt. seas 3 to 5 ft, subsiding to 2
to 4 ft. wave detail: w 4 ft at 5 seconds and e 2 ft at 11
seconds, becoming nw 4 ft at 4 seconds and e 1 foot at 11 seconds.
.tue...nw winds 10 to 15 kt with gusts to 20 kt, diminishing to
5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: nw 3 ft
at 4 seconds and e 1 foot at 11 seconds.
.tue night...nw winds 5 to 10 kt. seas 1 to 2 ft. wave detail: n
1 foot at 3 seconds and e 1 foot at 11 seconds.
.wed...w winds 10 to 15 kt. seas 1 to 2 ft. wave detail: n 1 foot
at 3 seconds and e 1 foot at 10 seconds.
.wed night...w winds 15 to 20 kt. seas 2 to 3 ft.
.thu...w winds 15 to 20 kt. seas 2 to 3 ft.
.thu night...w winds 10 to 15 kt. seas 2 to 3 ft.
.fri...w winds 10 kt. seas 1 to 2 ft.
.fri night...sw winds 10 to 15 kt. seas 1 to 2 ft. a chance of
showers.
$$
(3/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/29/2025 4:13 AM America/New_York.
Valid through 12/29/2025 5:15 PM America/New_York.
fzus52 kchs 290913
cwfchs
expires:202512292215;;427516
coastal waters forecast
national weather service charleston sc
413 am est mon dec 29 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
amz354-292215-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
413 am est mon dec 29 2025
...small craft advisory in effect from 10 am est this morning
through late tonight...
.today...sw winds 15 to 20 kt with gusts to 25 kt, becoming w 20
to 25 kt with gusts to 30 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 4 seconds and e 2 ft at 8 seconds. a chance of showers in the
afternoon.
.tonight...nw winds 20 to 25 kt with gusts to 30 kt, diminishing
to 15 to 20 kt with gusts to 25 kt. seas 2 to 4 ft. wave detail:
w 4 ft at 4 seconds and e 2 ft at 12 seconds.
.tue...nw winds 15 to 20 kt with gusts to 25 kt, diminishing to
10 to 15 kt in the afternoon. seas 2 to 3 ft. wave detail: n 3 ft
at 4 seconds and e 2 ft at 11 seconds.
.tue night...nw winds 10 to 15 kt. seas 1 to 2 ft. wave detail: n
2 ft at 3 seconds and e 1 foot at 11 seconds.
.wed...w winds 10 to 15 kt. seas 1 to 2 ft. wave detail: n 2 ft
at 3 seconds and e 1 foot at 11 seconds.
.wed night...w winds 15 to 20 kt. seas 2 to 3 ft.
.thu...w winds 15 kt. seas 2 to 3 ft.
.thu night...w winds 10 to 15 kt. seas 1 to 2 ft.
.fri...sw winds 10 kt. seas 1 to 2 ft.
.fri night...sw winds 10 to 15 kt. seas 1 to 2 ft. a chance of
showers.
$$
(4/4)
Latest Coastal Waters Forecast by KCHS
Issued 12/29/2025 4:13 AM America/New_York.
Valid through 12/29/2025 5:15 PM America/New_York.
fzus52 kchs 290913
cwfchs
expires:202512292215;;427517
coastal waters forecast
national weather service charleston sc
413 am est mon dec 29 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-292215-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
413 am est mon dec 29 2025
...small craft advisory in effect through tuesday afternoon...
.today...sw winds 15 to 20 kt with gust to 25 kt, becoming w 20
to 25 kt with gusts to 30 kt. seas 3 to 5 ft, building to 4 to 6
ft. wave detail: sw 5 ft at 5 seconds and e 3 ft at 8 seconds. a
chance of showers in the afternoon.
.tonight...nw winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 5 to 7 ft, subsiding to 4 to 6 ft. wave detail: w
6 ft at 5 seconds and e 3 ft at 11 seconds, becoming nw 6 ft at 5
seconds and e 2 ft at 11 seconds.
.tue...nw winds 15 to 20 kt with gusts to 25 kt, diminishing to
10 to 15 kt in the afternoon. seas 4 to 5 ft, subsiding to 3 to
4 ft. wave detail: nw 5 ft at 5 seconds and e 2 ft at 11 seconds,
becoming nw 4 ft at 5 seconds and e 2 ft at 11 seconds.
.tue night...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: n
3 ft at 4 seconds and e 1 foot at 11 seconds.
.wed...w winds 15 kt. seas 2 to 3 ft. wave detail: n 2 ft at
5 seconds and e 1 foot at 11 seconds.
.wed night...w winds 15 to 20 kt with gusts to 25 kt. seas 3 to
4 ft, building to 4 to 5 ft after midnight.
.thu...w winds 15 to 20 kt. seas 4 to 5 ft.
.thu night...w winds 15 to 20 kt. seas 3 to 4 ft.
.fri...w winds 10 to 15 kt. seas 2 to 3 ft.
.fri night...sw winds 15 to 20 kt. seas 2 to 3 ft. a chance of
showers.
$$
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