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Latest Coastal Waters Forecast by KJAX
Issued 3/12/2026 3:29 AM America/New_York.
Valid through 3/12/2026 6:30 PM America/New_York.
fzus52 kjax 120729
cwfjax
expires:202603122230;;062698
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
329 am edt thu mar 12 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.
amz450-452-122230-
coastal waters from altamaha sound to fernandina beach fl out
20 nm-
coastal waters from fernandina beach to st. augustine fl out
20 nm-
329 am edt thu mar 12 2026
...small craft advisory in effect from this afternoon through
this evening...
...gale warning in effect from this evening through late
tonight...
.today...southwest winds around 15 knots, becoming northwest
20 to 25 knots this afternoon. seas 3 to 4 feet, occasionally to
5 feet. wave detail: northwest 3 feet at 3 seconds and south
3 feet at 6 seconds. intracoastal waters rough. a chance of
showers this morning, then showers with a slight chance of
thunderstorms this afternoon.
.tonight...northeast winds 25 to 30 knots with gusts up to
40 knots. seas 4 to 6 feet, occasionally to 8 feet, building to
5 to 8 feet, occasionally to 10 feet after midnight. wave detail:
north 6 feet at 6 seconds and east 6 feet at 8 seconds, becoming
northeast 8 feet at 6 seconds. intracoastal waters very rough.
.friday...east winds 15 to 20 knots, becoming northeast 5 to
10 knots in the afternoon. seas 5 to 7 feet, occasionally to
9 feet. wave detail: northeast 7 feet at 8 seconds. intracoastal
waters choppy.
.friday night...northeast winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 8 seconds.
intracoastal waters light chop.
.saturday...northeast winds 5 to 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 8 seconds.
intracoastal waters light chop. a slight chance of showers and
thunderstorms in the afternoon.
.saturday night...southeast winds 5 to 10 knots. seas 2 to
4 feet, occasionally to 5 feet. wave detail: east 3 feet at
8 seconds. intracoastal waters light chop. a slight chance of
showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.sunday...southeast winds 10 to 15 knots, becoming south 15 to
20 knots. seas 3 to 5 feet, occasionally to 6 feet. intracoastal
waters choppy. a slight chance of thunderstorms in the morning.
showers likely through the day. a chance of thunderstorms through
the night. a chance of showers in the evening, then showers
likely with a slight chance of thunderstorms after midnight.
.monday...southwest winds 15 to 20 knots, becoming northwest
25 to 30 knots. seas 4 to 6 feet, occasionally to 8 feet.
intracoastal waters very rough. showers likely in the morning. a
chance of thunderstorms through the day. a chance of showers in
the afternoon, then a slight chance of thunderstorms in the
evening. a slight chance of showers through the night.
winds and waves higher in and near thunderstorms.
$$
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Latest Coastal Waters Forecast by KJAX
Issued 3/11/2026 9:57 PM America/New_York.
Valid through 3/12/2026 1:00 PM America/New_York.
fzus52 kjax 120157
cwfjax
expires:202603121700;;047655
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
957 pm edt wed mar 11 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.
amz450-452-454-121700-
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-
957 pm edt wed mar 11 2026
...small craft exercise caution in effect until 2 am edt
thursday...
...small craft advisory in effect from thursday afternoon through
friday morning...
.rest of tonight...south winds 15 to 20 knots, becoming south
southwest and diminishing to 10 to 15 knots late. seas 3 to 5
feet, occasionally to 6 feet. wave detail: southeast 4 feet at 5
seconds and east 2 feet at 9 seconds. intracoastal waters becoming
a light chop.
.thursday...southwest winds around 15 knots, becoming northwest
and increasing to 20 to 25 knots in the afternoon. seas 3 to 4
feet, occasionally to 5 feet. wave detail: southeast 4 feet at 9
seconds and south 3 feet at 6 seconds. intracoastal waters
becoming rough. showers and thunderstorms likely, mainly during
the afternoon. a few strong storms are possible, with frequent
lightning strikes and briefly gusty winds.
.thursday night...north winds 25 to 30 knots, becoming northeast
after midnight. occasional gusts to gale force are possible. seas
4 to 6 feet, occasionally to 8 feet, building to 6 to 8 feet,
occasionally to 10 feet after midnight. wave detail:
northeast 6 feet at 8 seconds and north 5 feet at 5 seconds,
becoming northeast 8 feet at 7 seconds. intracoastal waters very
rough. a chance of showers, mainly early in the evening.
.friday...northeast winds around 20 knots, diminishing to 10 to 15
knots in the afternoon. seas 5 to 7 feet, occasionally to 9 feet.
wave detail: northeast 7 feet at 8 seconds. intracoastal waters
becoming a light chop. a slight chance of showers during the
afternoon.
.friday night and saturday...east northeast winds 5 to 10 knots,
increasing to 10 to 15 knots during the afternoon. seas 3 to 5
feet, occasionally to 6 feet. wave detail: northeast 5 feet at 8
seconds. intracoastal waters a light chop. a slight chance of
showers.
.saturday night...east southeast winds around 10 knots. seas 2 to
4 feet, occasionally to 5 feet. wave detail: east 4 feet at 8
seconds. intracoastal waters a light chop. a slight chance of
showers and thunderstorms in the evening, then a chance of showers
and thunderstorms after midnight.
.sunday...south southeast winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. intracoastal waters a light chop. showers
likely with a chance of thunderstorms.
.sunday night and monday...south winds 15 to 20 knots, becoming
southwest around 15 knots during the afternoon. seas 3 to 4 feet,
occasionally to 5 feet. intracoastal waters a moderate chop.
showers and thunderstorms likely.
winds and waves higher in and near thunderstorms.
$$
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