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(1/3)
Latest Coastal Waters Forecast by KJAX
Issued 6/18/2026 8:10 PM America/New_York.
Valid through 6/19/2026 11:15 AM America/New_York.
fzus52 kjax 190010
cwfjax
expires:202606191515;;986492
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
810 pm edt thu jun 18 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.
amz450-470-191515-
coastal waters from altamaha sound to fernandina beach fl out
20 nm-
waters from altamaha sound ga to fernandina beach fl from 20 to
60 nm-
810 pm edt thu jun 18 2026
...small craft exercise caution in effect until 2 am edt friday...
...small craft advisory in effect from 2 am edt friday through
friday morning...
.rest of tonight...southwest winds 15 to 20 knots increasing to
around 20 knots. seas 3 to 5 feet, occasionally to 6 feet. wave
detail: south 4 feet at 5 seconds and southeast 3 feet at 8
seconds. intracoastal waters choppy. a slight chance of showers
and thunderstorms this evening.
.friday...southwest winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: south 4 feet at 6 seconds.
intracoastal waters choppy. a chance of showers with a slight
chance of thunderstorms in the morning, then showers likely with
a chance of thunderstorms in the afternoon.
.friday night...west winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: west 3 feet at 4 seconds and
southeast 2 feet at 7 seconds. intracoastal waters a moderate
chop. a chance of showers and thunderstorms.
.saturday...west winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: west 2 feet at 4 seconds and southeast 2 feet at
7 seconds. intracoastal waters light chop. a chance of
thunderstorms. a chance of showers in the morning, then showers
likely in the afternoon.
.saturday night...west winds around 5 knots. seas around 2 feet.
wave detail: southeast 2 feet at 7 seconds. intracoastal waters
smooth. a slight chance of thunderstorms in the evening. a slight
chance of showers.
.sunday...west winds around 5 knots, becoming south in the
afternoon. seas around 2 feet. wave detail: southeast 2 feet at
7 seconds. intracoastal waters light chop. a chance of showers
and thunderstorms in the afternoon.
.sunday night...south winds 5 to 10 knots, becoming southwest
after midnight. seas around 2 feet. intracoastal waters light
chop. a slight chance of showers and thunderstorms in the
evening.
.monday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
intracoastal waters a moderate chop.
.tuesday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
intracoastal waters a moderate chop. a slight chance of showers
and thunderstorms through the night.
winds and waves higher in and near thunderstorms.
$$
(2/3)
Latest Coastal Waters Forecast by KJAX
Issued 6/18/2026 8:10 PM America/New_York.
Valid through 6/19/2026 11:15 AM America/New_York.
fzus52 kjax 190010
cwfjax
expires:202606191515;;986491
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
810 pm edt thu jun 18 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.
amz452-454-472-474-191515-
coastal waters from fernandina beach to st. augustine fl out
20 nm-
coastal waters from st. augustine to flagler beach fl out 20 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-
810 pm edt thu jun 18 2026
...small craft exercise caution in effect through friday
morning...
.rest of tonight...south winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: south 3 feet at 6 seconds.
intracoastal waters choppy. a chance of showers and thunderstorms
this evening.
.friday...southwest winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: south 3 feet at 5 seconds. intracoastal
waters choppy. a slight chance of showers and thunderstorms in
the morning, then a chance of showers and thunderstorms in the
afternoon.
.friday night...southwest winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: west 2 feet at 4 seconds and southeast 2 feet at
7 seconds. intracoastal waters a moderate chop. a slight chance
of thunderstorms. a slight chance of showers in the evening, then
a chance of showers after midnight.
.saturday...west winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. seas 2 to 3 feet. wave detail: west
2 feet at 4 seconds and southeast 2 feet at 7 seconds.
intracoastal waters a moderate chop. a chance of showers and
thunderstorms in the morning, then showers with thunderstorms
likely in the afternoon.
.saturday night...west winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 2 feet at 7 seconds. intracoastal waters
light chop. a chance of showers and thunderstorms in the evening,
then a slight chance of showers after midnight.
.sunday...northwest winds 5 to 10 knots, becoming east in the
afternoon. seas around 2 feet. intracoastal waters light chop. a
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.sunday night...south winds 5 to 10 knots, becoming southwest
after midnight. seas around 2 feet. intracoastal waters light
chop. a slight chance of showers and thunderstorms in the
evening.
.monday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
intracoastal waters a moderate chop.
.tuesday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
intracoastal waters a moderate chop. a slight chance of showers
and thunderstorms.
winds and waves higher in and near thunderstorms.
$$
(3/3)
Latest Coastal Waters Forecast by KJAX
Issued 6/18/2026 2:24 PM America/New_York.
Valid through 6/19/2026 5:00 AM America/New_York.
fzus52 kjax 181824
cwfjax
expires:202606190900;;970145
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
224 pm edt thu jun 18 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.
amz452-472-190900-
coastal waters from fernandina beach to st. augustine fl out
20 nm-
waters from fernandina beach to st. augustine fl from 20 to 60 nm-
224 pm edt thu jun 18 2026
...small craft exercise caution in effect through friday
morning...
.rest of today...south winds 15 to 20 knots. seas 2 to 3 feet.
wave detail: south 3 feet at 5 seconds and southeast 2 feet at
8 seconds. intracoastal waters choppy. a chance of showers with a
slight chance of thunderstorms.
.tonight...southwest winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: south 3 feet at 5 seconds
and southeast 3 feet at 8 seconds. intracoastal waters choppy. a
chance of showers with a slight chance of thunderstorms in the
evening.
.friday...southwest winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: southwest 3 feet at
4 seconds and southeast 2 feet at 7 seconds. intracoastal waters
choppy. a chance of showers. a slight chance of thunderstorms in
the morning, then a chance of thunderstorms in the afternoon.
.friday night...west winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: west 2 feet at 4 seconds and southeast 2 feet at
7 seconds. intracoastal waters a moderate chop. a chance of
showers and thunderstorms.
.saturday...west winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. seas 2 to 3 feet. wave detail: west
2 feet at 4 seconds and southeast 2 feet at 7 seconds.
intracoastal waters a moderate chop. a chance of showers and
thunderstorms in the morning, then showers with thunderstorms
likely in the afternoon.
.saturday night...west winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 2 feet at 7 seconds. intracoastal waters
light chop. a chance of showers and thunderstorms in the evening,
then a slight chance of showers after midnight.
.sunday...northwest winds 5 to 10 knots, becoming southwest. seas
around 2 feet. intracoastal waters light chop. a slight chance of
showers and thunderstorms in the morning. a chance of showers and
thunderstorms in the afternoon, then a slight chance of showers
and thunderstorms in the evening.
.monday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
intracoastal waters a moderate chop.
winds and waves higher in and near thunderstorms.
$$
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