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(1/6)
Latest Coastal Waters Forecast by KCHS
Issued 1/20/2026 4:41 PM America/New_York.
Valid through 1/21/2026 6:00 AM America/New_York.
fzus52 kchs 202141
cwfchs
expires:202601211100;;234506
coastal waters forecast
national weather service charleston sc
441 pm est tue jan 20 2026
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
amz350-211100-
waters from south santee river to edisto beach sc out 20 nm-
441 pm est tue jan 20 2026
.tonight...n winds 5 to 10 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: ne 2 ft at 3 seconds and se 2 ft at
9 seconds.
.wed...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 9 seconds and ne 2 ft at 4 seconds.
.wed night...n winds 5 kt. seas 3 ft. wave detail: se 3 ft at
10 seconds and e 2 ft at 4 seconds.
.thu...n winds 5 kt, becoming ne in the afternoon. seas 2 to
3 ft. wave detail: e 3 ft at 10 seconds.
.thu night...e winds 5 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 10 seconds.
.fri...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 10 seconds. a slight chance of showers in the morning, then a
chance of showers in the afternoon.
.fri night...ne winds 10 to 15 kt, increasing to 20 to 25 kt
after midnight. seas 3 to 4 ft, building to 5 to 7 ft after
midnight. a chance of showers.
.sat...ne winds 25 to 30 kt. seas 7 to 9 ft. rain likely.
.sat night...ne winds 25 to 30 kt. seas 8 to 10 ft. rain.
.sun...n winds 20 to 25 kt. seas 6 to 8 ft. rain.
.sun night...n winds 15 to 20 kt. seas 4 to 6 ft. rain likely.
$$
(2/6)
Latest Coastal Waters Forecast by KCHS
Issued 1/20/2026 4:41 PM America/New_York.
Valid through 1/21/2026 6:00 AM America/New_York.
fzus52 kchs 202141
cwfchs
expires:202601211100;;234507
coastal waters forecast
national weather service charleston sc
441 pm est tue jan 20 2026
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz352-211100-
waters from edisto beach sc to savannah ga out 20 nm-
441 pm est tue jan 20 2026
.tonight...n winds 5 to 10 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: se 2 ft at 9 seconds and n 1 foot at
3 seconds.
.wed...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne 2 ft
at 3 seconds and se 2 ft at 9 seconds.
.wed night...ne winds 5 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 9 seconds and e 2 ft at 4 seconds.
.thu...ne winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft at
10 seconds.
.thu night...e winds 5 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 10 seconds.
.fri...n winds 5 kt. seas 2 to 3 ft. wave detail: se 3 ft at
9 seconds. a slight chance of showers.
.fri night...ne winds 5 to 10 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 4 ft, building to 4 to 6 ft after midnight. a
chance of showers.
.sat...ne winds 20 to 25 kt. seas 7 to 9 ft. rain likely.
.sat night...ne winds 20 to 25 kt. seas 8 to 10 ft. rain.
.sun...n winds 15 to 20 kt. seas 5 to 7 ft. rain.
.sun night...n winds 15 to 20 kt. seas 4 to 5 ft. rain likely.
$$
(3/6)
Latest Coastal Waters Forecast by KCHS
Issued 1/20/2026 4:41 PM America/New_York.
Valid through 1/21/2026 6:00 AM America/New_York.
fzus52 kchs 202141
cwfchs
expires:202601211100;;234508
coastal waters forecast
national weather service charleston sc
441 pm est tue jan 20 2026
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
amz354-211100-
waters from savannah ga to altamaha sound ga out 20 nm, including
grays reef national marine sanctuary-
441 pm est tue jan 20 2026
.tonight...n winds 5 to 10 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: n 2 ft at 3 seconds and se 2 ft at
9 seconds.
.wed...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne 2 ft
at 3 seconds and se 2 ft at 9 seconds.
.wed night...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 9 seconds and ne 2 ft at 4 seconds.
.thu...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 10 seconds.
.thu night...e winds 5 kt. seas 2 to 3 ft. wave detail: e 3 ft at
10 seconds.
.fri...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft at
9 seconds. a slight chance of showers.
.fri night...ne winds 5 to 10 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 4 ft, building to 4 to 6 ft after midnight. a
slight chance of showers.
.sat...ne winds 20 to 25 kt. seas 6 to 8 ft. a chance of rain.
.sat night...ne winds 20 to 25 kt. seas 7 to 9 ft. rain likely.
.sun...n winds 15 to 20 kt. seas 5 to 7 ft. rain.
.sun night...n winds 15 to 20 kt. seas 4 to 5 ft. rain likely.
$$
(4/6)
Latest Coastal Waters Forecast by KCHS
Issued 1/20/2026 4:41 PM America/New_York.
Valid through 1/21/2026 6:00 AM America/New_York.
fzus52 kchs 202141
cwfchs
expires:202601211100;;234509
coastal waters forecast
national weather service charleston sc
441 pm est tue jan 20 2026
south santee river sc to savannah ga out 20 nm and savannah ga to
altamaha sound ga out 60 nm, including charleston harbor and
grays reef national marine sanctuary
amz374-211100-
waters from savannah ga to altamaha sound ga from 20 to 60 nm-
441 pm est tue jan 20 2026
.tonight...n winds 10 kt, becoming ne after midnight. seas 3 to
4 ft. wave detail: se 3 ft at 9 seconds and n 2 ft at 4 seconds.
.wed...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se 3 ft
at 9 seconds and ne 2 ft at 4 seconds.
.wed night...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
3 ft at 9 seconds and ne 2 ft at 5 seconds.
.thu...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se 4 ft
at 10 seconds and ne 2 ft at 6 seconds.
.thu night...e winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 10 seconds.
.fri...n winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 4 ft at
10 seconds. a slight chance of showers.
.fri night...ne winds 5 to 10 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 4 ft, building to 5 to 7 ft after midnight. a
slight chance of showers in the evening, then a chance of showers
after midnight.
.sat...ne winds 20 to 25 kt. seas 9 to 11 ft. a chance of rain.
.sat night...ne winds 20 to 25 kt. seas 9 to 13 ft. rain likely.
.sun...n winds 15 to 20 kt. seas 8 to 10 ft. rain.
.sun night...n winds 20 kt. seas 5 to 7 ft. rain likely.
$$
(5/6)
Latest Coastal Waters Forecast by KJAX
Issued 1/20/2026 5:03 PM America/New_York.
Valid through 1/21/2026 8:15 AM America/New_York.
fzus52 kjax 202203
cwfjax
expires:202601211315;;234988
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
503 pm est tue jan 20 2026
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.
amz450-452-454-211315-
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-
503 pm est tue jan 20 2026
.tonight...north to northeast winds around 15 knots. seas 3 to 5
feet, occasionally to 6 feet. wave detail: north 4 feet at 5
seconds and east 2 feet at 9 seconds. intracoastal waters a
moderate chop.
.wednesday...northeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at
5 seconds and east 2 feet at 9 seconds. intracoastal waters a
moderate chop.
.wednesday night...northeast winds 5 to 10 knots. seas 3 to
4 feet, occasionally to 5 feet. wave detail: east 3 feet at
10 seconds and northeast 2 feet at 5 seconds. intracoastal waters
light chop.
.thursday...northeast winds 5 to 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 10 seconds
and northeast 2 feet at 5 seconds. intracoastal waters light
chop.
.thursday night and friday...northeast winds 5 to 10 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: east 4 feet at
10 seconds. intracoastal waters light chop.
.friday night...northeast winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. seas 3 to 4 feet, occasionally to
5 feet. wave detail: east 4 feet at 10 seconds and northeast
2 feet at 4 seconds. intracoastal waters a moderate chop. a
slight chance of showers after midnight.
.saturday...northeast winds 15 to 20 knots, becoming northwest
20 to 25 knots. seas 5 to 7 feet, occasionally to 9 feet.
intracoastal waters rough. a slight chance of showers in the
morning, then a chance of showers.
.sunday...west winds 15 to 20 knots, becoming north 20 to
25 knots. seas 5 to 8 feet, occasionally to 10 feet. intracoastal
waters rough. a chance of showers in the morning, then showers
likely in the afternoon. a chance of showers through the night.
$$
(6/6)
Latest Coastal Waters Forecast by KJAX
Issued 1/20/2026 5:03 PM America/New_York.
Valid through 1/21/2026 8:15 AM America/New_York.
fzus52 kjax 202203
cwfjax
expires:202601211315;;234989
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
503 pm est tue jan 20 2026
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.
amz470-472-474-211315-
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-
503 pm est tue jan 20 2026
...small craft exercise caution due to seas...
.tonight...north to northeast winds around 15 knots. seas 4 to 6
feet, occasionally to 8 feet. wave detail: north 5 feet at 5
seconds and east 3 feet at 9 seconds.
.wednesday...northeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: northeast 3 feet at
5 seconds and east 3 feet at 9 seconds.
.wednesday night...northeast winds around 10 knots. seas 3 to
4 feet, occasionally to 5 feet. wave detail: east 4 feet at
10 seconds and northeast 2 feet at 5 seconds.
.thursday...northeast winds around 10 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 10 seconds
and northeast 2 feet at 6 seconds.
.thursday night...east winds 5 to 10 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 10 seconds
and northeast 2 feet at 6 seconds.
.friday and friday night...northeast winds 10 to 15 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: east 4 feet at
10 seconds and northeast 2 feet at 4 seconds. a slight chance of
showers.
.saturday...east winds 15 to 20 knots, becoming south. seas 4 to
5 feet, occasionally to 6 feet, building to 6 to 9 feet,
occasionally to 11 feet. a chance of showers.
.sunday...west winds 15 to 20 knots, becoming north 20 to
25 knots. seas 7 to 9 feet, occasionally to 11 feet. a chance of
showers in the morning, then showers likely through the night. a
chance of showers after midnight.
$$
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