(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/17/2025 5:39 PM America/New_York.
Valid through 9/18/2025 6:00 AM America/New_York.
fzus52 kchs 172139
cwfchs
expires:202509181000;;156277
coastal waters forecast
national weather service charleston sc
539 pm edt wed sep 17 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
amz350-181000-
waters from south santee river to edisto beach sc out 20 nm-
539 pm edt wed sep 17 2025
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: sw 2 ft
at 3 seconds and e 2 ft at 8 seconds.
.thu...w winds 5 to 10 kt, becoming s in the afternoon. seas
2 ft. wave detail: e 2 ft at 8 seconds and sw 1 foot at
3 seconds.
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 ft. wave detail: e 2 ft at 8 seconds and s 1 foot at 3 seconds.
.fri...n winds 5 kt, becoming e in the afternoon. seas 2 ft. wave
detail: e 2 ft at 9 seconds and s 1 foot at 3 seconds.
.fri night...e winds 5 to 10 kt. seas 2 ft. wave detail: se 2 ft
at 7 seconds.
.sat...ne winds 10 to 15 kt. seas 2 to 3 ft, building to 3 to
4 ft in the afternoon. wave detail: se 3 ft at 9 seconds and se
1 foot at 6 seconds, becoming e 3 ft at 8 seconds.
.sat night...ne winds 15 to 20 kt. seas 3 to 4 ft, building to
4 to 5 ft after midnight. a slight chance of tstms. a slight
chance of showers in the evening, then a chance of showers after
midnight.
.sun...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
with a slight chance of tstms.
.sun night...ne winds 15 to 20 kt. seas 5 to 6 ft. a chance of
showers with a slight chance of tstms.
.mon...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
and tstms.
.mon night...ne winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/17/2025 5:39 PM America/New_York.
Valid through 9/18/2025 6:00 AM America/New_York.
fzus52 kchs 172139
cwfchs
expires:202509181000;;156278
coastal waters forecast
national weather service charleston sc
539 pm edt wed sep 17 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-181000-
waters from edisto beach sc to savannah ga out 20 nm-
539 pm edt wed sep 17 2025
.tonight...sw winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and sw 1 foot at 2 seconds.
.thu...w winds 5 to 10 kt, becoming s in the afternoon. seas
2 ft. wave detail: e 2 ft at 8 seconds and sw 1 foot at
3 seconds.
.thu night...s winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft
at 8 seconds and s 1 foot at 3 seconds.
.fri...ne winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds and s 1 foot at 3 seconds.
.fri night...e winds 5 to 10 kt. seas 2 ft. wave detail: se 2 ft
at 7 seconds.
.sat...ne winds 5 to 10 kt, increasing to 15 kt with gusts to
20 kt in the afternoon. seas 2 to 3 ft, building to 3 to 4 ft in
the afternoon. wave detail: se 3 ft at 7 seconds, becoming e 3 ft
at 7 seconds. a slight chance of showers and tstms in the
afternoon.
.sat night...ne winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
a slight chance of showers and tstms.
.sun...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
with a slight chance of tstms.
.sun night...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of
showers and tstms.
.mon...ne winds 15 kt. seas 4 to 5 ft. a chance of showers and
tstms.
.mon night...ne winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/17/2025 5:39 PM America/New_York.
Valid through 9/18/2025 6:00 AM America/New_York.
fzus52 kchs 172139
cwfchs
expires:202509181000;;156279
coastal waters forecast
national weather service charleston sc
539 pm edt wed sep 17 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
amz354-181000-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
539 pm edt wed sep 17 2025
.tonight...s winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft at
8 seconds.
.thu...w winds 5 to 10 kt, becoming se in the afternoon. seas
2 ft. wave detail: e 2 ft at 8 seconds and s 1 foot at 3 seconds.
.thu night...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: 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: e
2 ft at 8 seconds.
.sat...ne winds 10 to 15 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 7 seconds. a slight chance of showers and tstms.
.sat night...ne winds 15 kt with gusts to 20 kt. seas 3 to 4 ft.
a slight chance of tstms. a slight chance of showers in the
evening, then a chance of showers after midnight.
.sun...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
and tstms.
.sun night...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of
showers and tstms.
.mon...ne winds 15 kt. seas 4 to 5 ft. a chance of showers and
tstms.
.mon night...ne winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KCHS
Issued 9/17/2025 5:39 PM America/New_York.
Valid through 9/18/2025 6:00 AM America/New_York.
fzus52 kchs 172139
cwfchs
expires:202509181000;;156280
coastal waters forecast
national weather service charleston sc
539 pm edt wed sep 17 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-181000-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
539 pm edt wed sep 17 2025
.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 9 seconds.
.thu...sw winds 5 kt, becoming ne in the afternoon. seas 2 ft.
wave detail: e 2 ft at 8 seconds and sw 1 foot at 3 seconds.
.thu night...se winds 5 to 10 kt. seas 2 ft. wave detail: e 2 ft
at 8 seconds and se 1 foot at 3 seconds.
.fri...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 5 seconds and e 2 ft at 8 seconds. a slight chance of showers
in the afternoon.
.fri night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds. a slight chance of showers and tstms after
midnight.
.sat...ne winds 10 to 15 kt with gusts to 20 kt. seas 3 to 4 ft.
wave detail: e 4 ft at 7 seconds. a chance of showers with a
slight chance of tstms.
.sat night...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of
showers and tstms.
.sun...ne winds 15 to 20 kt. seas 4 to 5 ft. a chance of showers
and tstms.
.sun night...ne winds 15 to 20 kt. seas 5 ft. a chance of showers
and tstms.
.mon...ne winds 15 kt. seas 5 ft. a chance of showers and tstms.
.mon night...ne winds 10 to 15 kt. seas 4 to 5 ft. a chance of
showers and tstms.
winds and seas higher in and near tstms.
$$
(5/6)
Latest Coastal Waters Forecast by KJAX
Issued 9/17/2025 7:51 PM America/New_York.
Valid through 9/18/2025 11:00 AM America/New_York.
fzus52 kjax 172351
cwfjax
expires:202509181500;;161624
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
751 pm edt wed sep 17 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.
amz470-472-474-181500-
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-
751 pm edt wed sep 17 2025
.rest of tonight...southeast winds 5 to 10 knots. seas around
3 feet. wave detail: northeast 3 feet at 9 seconds and southeast
2 feet at 5 seconds. a slight chance of showers and thunderstorms
this evening. a chance of showers and thunderstorms.
.thursday...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: east 3 feet at 8 seconds and southeast 2 feet at
5 seconds. a slight chance of showers and thunderstorms.
.thursday night...east winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: east 3 feet at 8 seconds and southeast 2 feet at
5 seconds. a chance of showers with a slight chance of
thunderstorms.
.friday...northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: east 3 feet at 7 seconds. a chance of
showers with a slight chance of thunderstorms.
.friday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 7 seconds. a
slight chance of thunderstorms. a slight chance of showers in the
evening, then a chance of showers after midnight.
.saturday...northeast winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds. a
chance of showers. a slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.saturday night...northeast winds 15 to 20 knots. seas around
5 feet, occasionally to 6 feet. a chance of thunderstorms. a
chance of showers in the evening, then showers likely after
midnight.
.sunday...northeast winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. a chance of thunderstorms. showers
likely, mainly in the morning.
.monday...east winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. a chance of showers and thunderstorms.
winds and seas higher in and near thunderstorms.
$$
(6/6)
Latest Coastal Waters Forecast by KJAX
Issued 9/17/2025 7:51 PM America/New_York.
Valid through 9/18/2025 11:00 AM America/New_York.
fzus52 kjax 172351
cwfjax
expires:202509181500;;161623
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
751 pm edt wed sep 17 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.
amz450-452-454-181500-
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-
751 pm edt wed sep 17 2025
.rest of tonight...southeast winds 5 to 10 knots. seas 2 to
3 feet. wave detail: east 3 feet at 9 seconds and southeast
2 feet at 5 seconds. intracoastal waters light chop.
.thursday...northeast winds 5 to 10 knots, becoming east in the
afternoon. seas 2 to 3 feet. wave detail: east 2 feet at
8 seconds. intracoastal waters light chop.
.thursday night...east winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: southeast 2 feet at 5 seconds and east 2 feet at
8 seconds. intracoastal waters light chop. a slight chance of
showers and thunderstorms after midnight.
.friday...northeast winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: east 3 feet at 5 seconds and
east 2 feet at 8 seconds. intracoastal waters a moderate chop. a
slight chance of showers and thunderstorms.
.friday night...east winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: east 3 feet at 5 seconds and
east 3 feet at 8 seconds. intracoastal waters a moderate chop. a
slight chance of showers after midnight.
.saturday and saturday night...northeast winds 15 to 20 knots.
seas 3 to 5 feet, occasionally to 6 feet. wave detail: east
5 feet at 7 seconds. intracoastal waters choppy. a chance of
showers and thunderstorms.
.sunday through monday...east winds 20 to 25 knots. seas 4 to
6 feet, occasionally to 8 feet. intracoastal waters rough. a
chance of showers and thunderstorms.
winds and waves higher in and near thunderstorms.
$$
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