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(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 10/12/2025 6:50 PM America/New_York.
Valid through 10/13/2025 7:15 AM America/New_York.
fzus52 kchs 122250
cwfchs
expires:202510131115;;030672
coastal waters forecast
national weather service charleston sc
650 pm edt sun oct 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
amz350-131115-
waters from south santee river to edisto beach sc out 20 nm-
650 pm edt sun oct 12 2025
...small craft advisory in effect through monday 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. wave detail:
n 5 ft at 6 seconds and e 4 ft at 10 seconds. showers likely this
evening, then a chance of showers late this evening.
.mon...nw winds 15 to 20 kt with gusts to 25 kt. seas 4 to 6 ft,
subsiding to 4 to 5 ft in the afternoon. wave detail: n 4 ft at
5 seconds and se 4 ft at 12 seconds, becoming se 4 ft at
12 seconds and n 3 ft at 5 seconds. a slight chance of showers in
the morning.
.mon night...nw winds 15 to 20 kt, becoming n 10 to 15 kt after
midnight. seas 4 to 5 ft, subsiding to 3 to 4 ft after midnight.
wave detail: ne 3 ft at 6 seconds and se 3 ft at 11 seconds.
.tue...n winds 10 to 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: ne 3 ft at 6 seconds and se 3 ft at 10 seconds.
.tue night...n winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 4 ft, building to 4 to 5 ft after midnight.
wave detail: ne 3 ft at 5 seconds and e 2 ft at 10 seconds,
becoming ne 4 ft at 5 seconds and e 2 ft at 10 seconds.
.wed...n winds 15 to 20 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 4 ft at 6 seconds and e 4 ft at
11 seconds, becoming e 5 ft at 11 seconds.
.wed night...n winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts to 20 kt after midnight. seas 4 to 5 ft, subsiding to 3 to
4 ft after midnight.
.thu...ne winds 15 to 20 kt. seas 4 to 5 ft.
.thu night...ne winds 10 to 15 kt. seas 4 to 5 ft.
.fri...ne winds 10 to 15 kt. seas 3 to 4 ft.
.fri night...se winds 5 to 10 kt. seas 2 to 3 ft.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 10/12/2025 6:50 PM America/New_York.
Valid through 10/13/2025 7:15 AM America/New_York.
fzus52 kchs 122250
cwfchs
expires:202510131115;;030673
coastal waters forecast
national weather service charleston sc
650 pm edt sun oct 12 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-131115-
waters from edisto beach sc to savannah ga out 20 nm-
650 pm edt sun oct 12 2025
...small craft advisory in effect until 2 am edt monday...
.tonight...nw winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. seas 3 to 5 ft. wave detail: nw 5 ft at 4 seconds and e
4 ft at 11 seconds. a chance of showers until early morning, then
a slight chance of showers late.
.mon...nw winds 15 to 20 kt. seas 4 to 5 ft. wave detail: nw 4 ft
at 4 seconds and e 4 ft at 12 seconds.
.mon night...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e
3 ft at 11 seconds and nw 2 ft at 3 seconds.
.tue...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e 3 ft
at 10 seconds and ne 2 ft at 6 seconds.
.tue night...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: ne
3 ft at 4 seconds and e 3 ft at 10 seconds.
.wed...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e 4 ft
at 9 seconds and ne 3 ft at 5 seconds.
.wed night...ne winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 3 to 4 ft.
.thu...ne winds 10 to 15 kt. seas 3 to 4 ft.
.thu night...ne winds 10 to 15 kt. seas 3 to 4 ft.
.fri...ne winds 10 to 15 kt. seas 3 to 4 ft.
.fri night...se winds 5 to 10 kt. seas 2 to 3 ft.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 10/12/2025 6:50 PM America/New_York.
Valid through 10/13/2025 7:15 AM America/New_York.
fzus52 kchs 122250
cwfchs
expires:202510131115;;030674
coastal waters forecast
national weather service charleston sc
650 pm edt sun oct 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
amz354-131115-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
650 pm edt sun oct 12 2025
.tonight...nw winds 15 to 20 kt. seas 3 to 5 ft, subsiding to 2
to 4 ft. wave detail: e 5 ft at 10 seconds and nw 4 ft at 4
seconds, becoming nw 4 ft at 4 seconds and e 4 ft at 10 seconds. a
chance of showers, mainly this evening.
.mon...nw winds 15 kt with gusts to 20 kt. seas 4 to 5 ft. wave
detail: e 4 ft at 12 seconds and n 3 ft at 5 seconds.
.mon night...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e
4 ft at 11 seconds.
.tue...n winds 10 to 15 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 11 seconds and n 2 ft at 5 seconds.
.tue night...n winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e
3 ft at 10 seconds.
.wed...n winds 15 to 20 kt, becoming ne 10 to 15 kt in the
afternoon. seas 3 to 4 ft. wave detail: ne 3 ft at 5 seconds and
e 3 ft at 9 seconds.
.wed night...ne winds 5 to 10 kt. seas 3 to 4 ft.
.thu...ne winds 10 to 15 kt. seas 4 to 5 ft.
.thu night...ne winds 10 to 15 kt. seas 4 to 5 ft.
.fri...ne winds 10 to 15 kt. seas 3 to 4 ft.
.fri night...e winds 5 to 10 kt. seas 3 to 4 ft.
$$
(4/6)
Latest Coastal Waters Forecast by KCHS
Issued 10/12/2025 6:50 PM America/New_York.
Valid through 10/13/2025 7:15 AM America/New_York.
fzus52 kchs 122250
cwfchs
expires:202510131115;;030675
coastal waters forecast
national weather service charleston sc
650 pm edt sun oct 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
amz374-131115-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
650 pm edt sun oct 12 2025
...small craft advisory in effect through monday evening...
.tonight...nw winds 20 to 25 kt, diminishing to 15 to 20 kt with
gusts to 25 kt. seas 5 to 7 ft, subsiding to 4 to 6 ft. wave
detail: nw 6 ft at 6 seconds and e 6 ft at 10 seconds, becoming nw
5 ft at 5 seconds and e 5 ft at 10 seconds. a chance of showers.
.mon...nw winds 15 to 20 kt with gusts to 25 kt. seas 5 to 7 ft,
subsiding to 5 to 6 ft in the afternoon. wave detail: nw 5 ft at
5 seconds and e 4 ft at 10 seconds, becoming n 4 ft at 5 seconds
and e 4 ft at 10 seconds. a slight chance of showers in the
morning.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. seas 4 to
6 ft, subsiding to 4 to 5 ft after midnight. wave detail: n 4 ft
at 6 seconds and e 3 ft at 11 seconds, becoming e 4 ft at
10 seconds and n 3 ft at 7 seconds.
.tue...n winds 10 to 15 kt with gusts to 20 kt. seas 4 to 5 ft.
wave detail: ne 5 ft at 10 seconds and n 3 ft at 7 seconds.
.tue night...n winds 10 to 15 kt, becoming ne 15 to 20 kt after
midnight. seas 4 to 5 ft. wave detail: ne 4 ft at 6 seconds and
ne 4 ft at 9 seconds.
.wed...n winds 15 to 20 kt with gusts to 25 kt. seas 4 to 6 ft,
building to 5 to 7 ft in the afternoon. wave detail: ne 5 ft at
6 seconds and e 5 ft at 9 seconds, becoming ne 6 ft at 9 seconds.
.wed night...ne winds 10 to 15 kt with gusts to 20 kt. seas 5 to
7 ft, subsiding to 4 to 6 ft after midnight.
.thu...ne winds 15 to 20 kt. seas 4 to 6 ft.
.thu night...ne winds 15 kt. seas 5 to 6 ft.
.fri...ne winds 10 to 15 kt. seas 4 to 6 ft.
.fri night...e winds 5 to 10 kt. seas 4 to 5 ft.
$$
(5/6)
Latest Coastal Waters Forecast by KJAX
Issued 10/12/2025 1:29 PM America/New_York.
Valid through 10/13/2025 4:00 AM America/New_York.
fzus52 kjax 121729
cwfjax
expires:202510130800;;016400
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
129 pm edt sun oct 12 2025
atlantic coastal waters from altamaha sound ga to flagler beach
fl out to 60 nm.
seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 1/10 of the waves.
amz450-452-454-130800-
coastal waters from altamaha sound to fernandina beach fl out
20 nm-
coastal waters from fernandina beach to st. augustine fl out
20 nm-
coastal waters from st. augustine to flagler beach fl out 20 nm-
129 pm edt sun oct 12 2025
...small craft advisory in effect until 8 pm edt this evening...
.rest of today...northwest winds 15 to 20 knots. seas 5 to
8 feet, occasionally to 10 feet. wave detail: northeast 7 feet at
11 seconds and east 2 feet at 13 seconds. intracoastal waters
choppy.
.tonight...northwest winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: northeast 6 feet at
10 seconds and north 3 feet at 6 seconds. intracoastal waters a
moderate chop. a slight chance of showers in the evening, then a
slight chance of sprinkles after midnight.
.monday...north winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: northeast 5 feet at
11 seconds and east 4 feet at 12 seconds. intracoastal waters a
moderate chop.
.monday night...northeast winds around 10 knots, becoming north
after midnight. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: northeast 3 feet at 6 seconds and east 3 feet at
11 seconds. intracoastal waters light chop.
.tuesday and tuesday night...north winds 10 to 15 knots. seas
3 to 5 feet, occasionally to 6 feet. wave detail: northeast
5 feet at 9 seconds and northeast 2 feet at 6 seconds.
intracoastal waters a moderate chop.
.wednesday...northeast winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: northeast 6 feet at
11 seconds and northeast 3 feet at 5 seconds. intracoastal waters
choppy.
.thursday...northeast winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. intracoastal waters choppy.
$$
(6/6)
Latest Coastal Waters Forecast by KJAX
Issued 10/12/2025 1:29 PM America/New_York.
Valid through 10/13/2025 4:00 AM America/New_York.
fzus52 kjax 121729
cwfjax
expires:202510130800;;016401
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
129 pm edt sun oct 12 2025
atlantic coastal waters from altamaha sound ga to flagler beach
fl out to 60 nm.
seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 1/10 of the waves.
amz470-472-474-130800-
waters from altamaha sound ga to fernandina beach fl from 20 to
60 nm-
waters from fernandina beach to st. augustine fl from 20 to 60 nm-
waters from st. augustine to flagler beach fl from 20 to 60 nm-
129 pm edt sun oct 12 2025
...small craft advisory in effect through monday afternoon...
.rest of today...northwest winds 15 to 20 knots. seas 7 to
9 feet, occasionally to 11 feet. wave detail: northeast 9 feet at
10 seconds and northwest 2 feet at 6 seconds.
.tonight...northwest winds 15 to 20 knots. seas 6 to 8 feet,
occasionally to 10 feet. wave detail: northeast 7 feet at
10 seconds and north 5 feet at 6 seconds. a chance of showers.
.monday...northwest winds 15 to 20 knots, becoming north 10 to
15 knots in the afternoon. seas 5 to 7 feet, occasionally to
9 feet. wave detail: north 5 feet at 6 seconds and northeast
4 feet at 10 seconds.
.monday night...north winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: east 5 feet at 11 seconds
and north 4 feet at 6 seconds.
.tuesday and tuesday night...north winds 10 to 15 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: northeast
6 feet at 8 seconds.
.wednesday through thursday...northeast winds 15 to 20 knots.
seas 5 to 8 feet, occasionally to 10 feet. wave detail: northeast
8 feet at 11 seconds.
$$
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