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(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 12/21/2025 12:35 AM America/New_York.
Valid through 12/21/2025 1:00 PM America/New_York.
fzus52 kchs 210535
cwfchs
expires:202512211800;;953419
coastal waters forecast
national weather service charleston sc
1235 am est sun dec 21 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
amz350-211800-
waters from south santee river to edisto beach sc out 20 nm-
1235 am est sun dec 21 2025
...small craft advisory in effect from this evening through
monday evening...
.rest of tonight...n winds 5 kt. seas 3 ft. wave detail: se 3 ft
at 9 seconds and ne 2 ft at 5 seconds.
.sun...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 8 seconds and ne 1 foot at 5 seconds.
.sun night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 3 to 4 ft, building to 4 to 6 ft after
midnight. wave detail: ne 3 ft at 4 seconds and se 2 ft at
9 seconds, becoming ne 4 ft at 5 seconds and se 2 ft at
10 seconds.
.mon...ne winds 20 to 25 kt with gusts to 30 kt, diminishing to
15 to 20 kt in the afternoon. seas 4 to 6 ft, building to 5 to
6 ft in the afternoon. wave detail: e 6 ft at 7 seconds and e
2 ft at 10 seconds, becoming e 6 ft at 8 seconds.
.mon night...ne winds 10 to 15 kt, becoming e 5 to 10 kt after
midnight. seas 4 to 6 ft, subsiding to 4 to 5 ft after midnight.
wave detail: e 5 ft at 9 seconds.
.tue...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 4 ft
at 9 seconds.
.tue night...w winds 10 kt. seas 2 to 3 ft.
.wed...n winds 5 to 10 kt. seas 2 to 3 ft.
.wed night...ne winds 5 kt. seas 2 ft.
.thu...nw winds 5 to 10 kt. seas 2 to 3 ft.
.thu night...sw winds 10 to 15 kt. seas 2 to 3 ft.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 12/21/2025 12:35 AM America/New_York.
Valid through 12/21/2025 1:00 PM America/New_York.
fzus52 kchs 210535
cwfchs
expires:202512211800;;953420
coastal waters forecast
national weather service charleston sc
1235 am est sun dec 21 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-211800-
waters from edisto beach sc to savannah ga out 20 nm-
1235 am est sun dec 21 2025
...small craft advisory in effect from late tonight through
monday evening...
.rest of tonight...n winds 5 kt. seas 3 ft. wave detail: se 3 ft
at 9 seconds and ne 1 foot at 4 seconds.
.sun...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 9 seconds and ne 1 foot at 5 seconds.
.sun night...ne winds 15 to 20 kt with gusts to 25 kt. seas 2 to
3 ft, building to 4 to 5 ft after midnight. wave detail: ne 2 ft
at 5 seconds and se 2 ft at 8 seconds, becoming ne 4 ft at
5 seconds and se 2 ft at 10 seconds.
.mon...ne winds 15 to 20 kt with gusts to 25 kt. seas 4 to 6 ft.
wave detail: ne 6 ft at 6 seconds and e 2 ft at 10 seconds.
.mon night...ne winds 10 to 15 kt with gusts to 20 kt, becoming e
5 to 10 kt after midnight. seas 4 to 5 ft. wave detail: e 5 ft at
9 seconds.
.tue...sw winds 5 to 10 kt. seas 4 to 5 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: e 4 ft at 9 seconds.
.tue night...w winds 5 to 10 kt. seas 3 to 4 ft.
.wed...n winds 5 to 10 kt. seas 2 to 3 ft.
.wed night...ne winds 5 kt. seas 2 to 3 ft.
.thu...nw winds 5 to 10 kt. seas 2 ft.
.thu night...sw winds 5 to 10 kt. seas 2 to 3 ft.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 12/21/2025 12:35 AM America/New_York.
Valid through 12/21/2025 1:00 PM America/New_York.
fzus52 kchs 210535
cwfchs
expires:202512211800;;953421
coastal waters forecast
national weather service charleston sc
1235 am est sun dec 21 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
amz354-211800-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
1235 am est sun dec 21 2025
...small craft advisory in effect from late tonight through
monday evening...
.rest of tonight...n winds 5 kt. seas 2 to 3 ft. wave detail: se
3 ft at 9 seconds and ne 1 foot at 3 seconds.
.sun...nw winds 5 to 10 kt, becoming ne in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 9 seconds and ne 1 foot at
4 seconds.
.sun night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 3 ft, building to 4 to 5 ft after
midnight. wave detail: ne 2 ft at 5 seconds and e 2 ft at
9 seconds, becoming ne 5 ft at 5 seconds and e 2 ft at 9 seconds.
.mon...ne winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 4 to 6 ft, building to 5 to 6 ft in the
afternoon. wave detail: e 5 ft at 6 seconds and e 2 ft at
11 seconds, becoming e 6 ft at 7 seconds.
.mon night...ne winds 15 to 20 kt, diminishing to 5 to 10 kt
after midnight. seas 4 to 6 ft, subsiding to 4 to 5 ft after
midnight. wave detail: e 5 ft at 8 seconds.
.tue...s winds 5 kt. seas 4 to 5 ft. wave detail: e 5 ft at
9 seconds.
.tue night...sw winds 5 to 10 kt. seas 3 to 4 ft.
.wed...n winds 5 to 10 kt. seas 3 ft.
.wed night...e winds 5 kt. seas 2 to 3 ft.
.thu...w winds 5 to 10 kt. seas 2 ft.
.thu night...sw winds 5 to 10 kt. seas 2 to 3 ft.
$$
(4/6)
Latest Coastal Waters Forecast by KCHS
Issued 12/21/2025 12:35 AM America/New_York.
Valid through 12/21/2025 1:00 PM America/New_York.
fzus52 kchs 210535
cwfchs
expires:202512211800;;953422
coastal waters forecast
national weather service charleston sc
1235 am est sun dec 21 2025
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-211800-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
1235 am est sun dec 21 2025
...small craft advisory in effect from this evening through
tuesday afternoon...
.rest of tonight...nw winds 5 kt. seas 3 to 4 ft. wave detail: e
3 ft at 9 seconds and ne 1 foot at 4 seconds.
.sun...n winds 5 to 10 kt. seas 3 ft. wave detail: e 3 ft at
9 seconds and ne 2 ft at 5 seconds.
.sun night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 4 to 5 ft, building to 5 to 7 ft after
midnight. wave detail: ne 3 ft at 5 seconds and e 3 ft at
9 seconds, becoming ne 5 ft at 5 seconds and e 3 ft at
10 seconds.
.mon...ne winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 6 to 7 ft. wave detail: e 7 ft at 7 seconds and e
2 ft at 10 seconds. a slight chance of rain in the afternoon.
.mon night...e winds 10 to 15 kt. seas 5 to 7 ft, subsiding to
5 to 6 ft after midnight. wave detail: e 7 ft at 8 seconds,
becoming e 6 ft at 9 seconds. a slight chance of rain in the
evening.
.tue...s winds 5 to 10 kt, becoming sw in the afternoon. seas
5 to 6 ft. wave detail: e 6 ft at 9 seconds.
.tue night...w winds 5 to 10 kt. seas 4 to 5 ft.
.wed...nw winds 5 to 10 kt. seas 3 to 4 ft.
.wed night...ne winds 5 kt. seas 2 to 3 ft.
.thu...nw winds 5 to 10 kt. seas 2 to 3 ft.
.thu night...sw winds 10 to 15 kt. seas 3 to 4 ft.
$$
(5/6)
Latest Coastal Waters Forecast by KJAX
Issued 12/21/2025 12:26 AM America/New_York.
Valid through 12/21/2025 3:00 PM America/New_York.
fzus52 kjax 210526
cwfjax
expires:202512212000;;952727
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
1226 am est sun dec 21 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.
amz450-452-454-212000-
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-
1226 am est sun dec 21 2025
...small craft advisory in effect from late tonight through
monday afternoon...
.rest of tonight...north winds around 5 knots. seas 2 to 3 feet.
wave detail: east 3 feet at 9 seconds. intracoastal waters
smooth.
.sunday...north winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. wave detail: east 3 feet at
9 seconds and northeast 2 feet at 4 seconds. intracoastal waters
a moderate chop.
.sunday night...northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. seas 3 to 5 feet, occasionally to
6 feet. wave detail: northeast 5 feet at 5 seconds and east
2 feet at 9 seconds. intracoastal waters choppy.
.monday...northeast winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: northeast 5 feet at
6 seconds and east 5 feet at 10 seconds. intracoastal waters
choppy.
.monday night...east winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: northeast 5 feet at
7 seconds. intracoastal waters a moderate chop.
.tuesday...southeast winds 5 to 10 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: east 6 feet at 9 seconds.
intracoastal waters light chop.
.tuesday night...south winds around 5 knots, becoming west around
5 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
intracoastal waters smooth.
.wednesday through thursday...southwest winds 5 to 10 knots. seas
2 to 4 feet, occasionally to 5 feet. intracoastal waters light
chop.
$$
(6/6)
Latest Coastal Waters Forecast by KJAX
Issued 12/21/2025 12:26 AM America/New_York.
Valid through 12/21/2025 3:00 PM America/New_York.
fzus52 kjax 210526
cwfjax
expires:202512212000;;952728
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
1226 am est sun dec 21 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.
amz470-472-474-212000-
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-
1226 am est sun dec 21 2025
...small craft advisory in effect from late tonight through
tuesday morning...
.rest of tonight...north winds around 5 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 3 feet at 9 seconds.
.sunday...north winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 9 seconds and north 2 feet at 4 seconds.
.sunday night...northeast winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet, building to 4 to 6 feet, occasionally to
8 feet after midnight. wave detail: northeast 3 feet at 4 seconds
and east 3 feet at 9 seconds, becoming northeast 5 feet at
5 seconds and east 3 feet at 10 seconds.
.monday...northeast winds 15 to 20 knots. seas 6 to 7 feet,
occasionally to 9 feet. wave detail: east 7 feet at 10 seconds
and northeast 6 feet at 6 seconds. a slight chance of showers in
the afternoon.
.monday night...east winds 15 to 20 knots. seas 6 to 7 feet,
occasionally to 9 feet. wave detail: northeast 7 feet at
7 seconds. a slight chance of showers in the evening.
.tuesday...southeast winds 5 to 10 knots. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: east 7 feet at 9 seconds.
.tuesday night...south winds around 5 knots, becoming west after
midnight. seas 4 to 6 feet, occasionally to 8 feet.
.wednesday through thursday...southwest winds 5 to 10 knots. seas
3 to 5 feet, occasionally to 6 feet.
$$
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