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(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 4:50 PM America/New_York.
Valid through 9/19/2025 5:00 AM America/New_York.
fzus52 kchs 182050
cwfchs
expires:202509190900;;210363
coastal waters forecast
national weather service charleston sc
449 pm edt thu sep 18 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
amz350-190900-
waters from south santee river to edisto beach sc out 20 nm-
450 pm edt thu sep 18 2025
.tonight...se winds 5 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and sw 1 foot at 3 seconds.
.fri...ne winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
9 seconds and s 1 foot at 4 seconds.
.fri night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 8 seconds and se 2 ft at 5 seconds.
.sat...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: e 3 ft at 8 seconds, becoming e 4 ft at
7 seconds. a slight chance of showers in the afternoon.
.sat night...ne winds 15 to 20 kt. seas 3 to 4 ft. wave detail: e
4 ft at 6 seconds. a slight chance of showers and tstms.
.sun...ne winds 15 to 20 kt with gusts to 25 kt. seas 4 to 5 ft.
wave detail: e 5 ft at 7 seconds. a slight chance of tstms in the
morning. a slight chance of showers.
.sun night...ne winds 15 to 20 kt. seas 4 to 5 ft. a slight
chance of showers. a slight chance of tstms after midnight.
.mon...ne winds 15 kt. seas 4 to 5 ft. a slight chance of showers
and tstms.
.mon night...ne winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers with a slight chance of tstms.
.tue...ne winds 5 to 10 kt. seas 3 to 4 ft. a chance of showers
with a slight chance of tstms.
.tue night...se winds 5 to 10 kt. seas 3 to 4 ft. a slight chance
of showers and tstms.
winds and seas higher in and near tstms.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 4:50 PM America/New_York.
Valid through 9/19/2025 5:00 AM America/New_York.
fzus52 kchs 182050
cwfchs
expires:202509190900;;210364
coastal waters forecast
national weather service charleston sc
449 pm edt thu sep 18 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-190900-
waters from edisto beach sc to savannah ga out 20 nm-
450 pm edt thu sep 18 2025
.tonight...se winds 5 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds.
.fri...ne winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and se 1 foot at 4 seconds.
.fri night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds.
.sat...ne winds 10 to 15 kt with gusts to 20 kt. seas 2 to 3 ft,
building to 3 to 4 ft in the afternoon. wave detail: e 3 ft at
7 seconds, becoming e 4 ft at 6 seconds. a slight chance of
showers in the afternoon.
.sat night...ne winds 10 to 15 kt with gusts to 20 kt. seas 3 to
4 ft. wave detail: e 4 ft at 6 seconds. a slight chance of
showers and tstms.
.sun...ne winds 15 to 20 kt. seas 3 to 4 ft, building to 4 to
5 ft in the afternoon. wave detail: e 4 ft at 6 seconds, becoming
e 5 ft at 7 seconds. a slight chance of showers and tstms in the
morning.
.sun night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 5 ft. a slight chance of showers and
tstms after midnight.
.mon...ne winds 10 to 15 kt. seas 3 to 4 ft. a chance of showers
with a slight chance of tstms.
.mon night...ne winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers with a slight chance of tstms.
.tue...ne winds 5 to 10 kt. seas 2 to 3 ft. a chance of showers
with a slight chance of tstms.
.tue night...se winds 5 to 10 kt. seas 2 to 3 ft. a slight chance
of showers and tstms.
winds and seas higher in and near tstms.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 4:50 PM America/New_York.
Valid through 9/19/2025 5:00 AM America/New_York.
fzus52 kchs 182050
cwfchs
expires:202509190900;;210365
coastal waters forecast
national weather service charleston sc
449 pm edt thu sep 18 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
amz354-190900-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
450 pm edt thu sep 18 2025
.tonight...se winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and se 1 foot at 3 seconds.
.fri...ne winds 5 to 10 kt. seas 2 ft. wave detail: ne 2 ft at
8 seconds and se 1 foot at 3 seconds.
.fri night...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 6 seconds.
.sat...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft, building to 3 to 4 ft in the
afternoon. wave detail: e 3 ft at 7 seconds, becoming e 4 ft at
7 seconds. a slight chance of showers. a slight chance of tstms
in the afternoon.
.sat night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 3 to 4 ft. wave detail: e 4 ft at 6 seconds.
a slight chance of showers and tstms.
.sun...ne winds 15 to 20 kt. seas 3 to 4 ft, building to 4 to
5 ft in the afternoon. wave detail: e 4 ft at 6 seconds, becoming
e 5 ft at 6 seconds. a slight chance of tstms in the morning. a
slight chance of showers.
.sun night...ne winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 5 ft. a slight chance of showers and
tstms after midnight.
.mon...ne winds 15 kt. seas 4 ft. a chance of showers with a
slight chance of tstms.
.mon night...ne winds 10 to 15 kt. seas 3 to 4 ft. a slight
chance of showers and tstms.
.tue...ne winds 5 to 10 kt. seas 3 ft. a chance of showers with a
slight chance of tstms.
.tue night...se winds 5 to 10 kt. seas 2 to 3 ft. a slight chance
of showers and tstms.
winds and seas higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/18/2025 4:50 PM America/New_York.
Valid through 9/19/2025 5:00 AM America/New_York.
fzus52 kchs 182050
cwfchs
expires:202509190900;;210366
coastal waters forecast
national weather service charleston sc
449 pm edt thu sep 18 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-190900-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
450 pm edt thu sep 18 2025
.tonight...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
2 ft at 8 seconds and se 1 foot at 2 seconds.
.fri...ne winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: ne 3 ft at 8 seconds.
.fri night...ne winds 10 to 15 kt. seas 3 to 4 ft. wave detail: e
3 ft at 7 seconds. a slight chance of showers. a slight chance of
tstms after midnight.
.sat...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 3 to 4 ft, building to 4 to 5 ft in the
afternoon. wave detail: e 4 ft at 8 seconds, becoming e 5 ft at
6 seconds. a chance of showers with a slight chance of tstms.
.sat night...ne winds 15 to 20 kt. seas 4 to 5 ft. wave detail: e
5 ft at 6 seconds. a chance of showers with a slight chance of
tstms.
.sun...ne winds 15 to 20 kt. seas 4 to 5 ft. wave detail: ne 5 ft
at 6 seconds. a chance of showers. a chance of tstms, mainly in
the morning.
.sun night...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of
showers with a slight chance of tstms.
.mon...ne winds 10 to 15 kt. seas 4 to 5 ft. a chance of showers
with a slight chance of tstms.
.mon night...e winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers and tstms.
.tue...ne winds 5 to 10 kt. seas 3 to 4 ft. a chance of showers
and tstms.
.tue night...se winds 5 to 10 kt. seas 3 ft. a chance of showers
and tstms.
winds and seas higher in and near tstms.
$$
(5/6)
Latest Coastal Waters Forecast by KJAX
Issued 9/18/2025 1:30 PM America/New_York.
Valid through 9/19/2025 4:30 AM America/New_York.
fzus52 kjax 181730
cwfjax
expires:202509190830;;201501
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
130 pm edt thu sep 18 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.
amz450-452-454-190830-
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-
130 pm edt thu sep 18 2025
.rest of today...northeast winds 5 to 10 knots, becoming east
10 to 15 knots this afternoon. seas 2 to 3 feet. wave detail:
southeast 2 feet at 5 seconds and east 2 feet at 8 seconds.
intracoastal waters a moderate chop.
.tonight...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 2 to 3 feet. wave detail: southeast
2 feet at 5 seconds and east 2 feet at 8 seconds. intracoastal
waters a moderate chop.
.friday...northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: east 4 feet at 6 seconds. intracoastal
waters choppy. a slight chance of showers and thunderstorms in
the afternoon.
.friday night...northeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 6 seconds.
intracoastal waters a moderate chop. a slight chance of showers.
.saturday...northeast winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: northeast 5 feet at
6 seconds. intracoastal waters choppy. a chance of showers with a
slight chance of thunderstorms.
.saturday night...northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. seas 4 to 5 feet, occasionally to
6 feet. wave detail: northeast 5 feet at 6 seconds. intracoastal
waters choppy. a slight chance of showers and thunderstorms.
.sunday...northeast winds 20 to 25 knots, diminishing to 15 to
20 knots. seas 4 to 6 feet, occasionally to 8 feet. intracoastal
waters rough. a slight chance of thunderstorms.
.monday...northeast winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet. intracoastal waters a moderate chop. a
slight chance of thunderstorms in the morning. a chance of
showers through the day. a chance of thunderstorms in the
afternoon, then a slight chance of showers in the evening. a
slight chance of thunderstorms through the night. a chance of
showers after midnight.
winds and waves higher in and near thunderstorms.
$$
(6/6)
Latest Coastal Waters Forecast by KJAX
Issued 9/18/2025 1:30 PM America/New_York.
Valid through 9/19/2025 4:30 AM America/New_York.
fzus52 kjax 181730
cwfjax
expires:202509190830;;201502
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
130 pm edt thu sep 18 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.
amz470-472-474-190830-
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-
130 pm edt thu sep 18 2025
.rest of today...east winds 5 to 10 knots, increasing to 10 to
15 knots this afternoon. seas around 3 feet. wave detail:
southeast 2 feet at 5 seconds and east 2 feet at 8 seconds. a
chance of showers and thunderstorms late this morning, then a
slight chance of showers and thunderstorms this afternoon.
.tonight...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas around 3 feet. wave detail: east
3 feet at 8 seconds and southeast 2 feet at 5 seconds. a slight
chance of showers and thunderstorms.
.friday...northeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 6 seconds. a
slight chance of showers and thunderstorms.
.friday night...northeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 7 seconds. a
chance of showers with a slight chance of thunderstorms.
.saturday...northeast winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: northeast 5 feet at
7 seconds. a chance of showers with a slight chance of
thunderstorms.
.saturday night...northeast winds 15 to 20 knots. seas around
5 feet, occasionally to 6 feet. wave detail: northeast 5 feet at
6 seconds. a chance of showers. a slight chance of thunderstorms
in the evening, then a chance of thunderstorms after midnight.
.sunday through monday...east winds 15 to 20 knots. seas 4 to
6 feet, occasionally to 8 feet. a chance of showers and
thunderstorms.
winds and seas higher in and near thunderstorms.
$$
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