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Latest Coastal Waters Forecast by KJAX
Issued 10/17/2026 5:10 AM America/New_York.
Valid through 10/17/2026 8:15 PM America/New_York.
fzus52 kjax 170910
cwfjax
expires:202610180015;;245424
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
510 am edt sat oct 17 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.
amz450-452-454-180015-
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-
510 am edt sat oct 17 2026
...small craft advisory in effect until 2 pm edt this afternoon...
...gale warning in effect from 2 pm edt this afternoon through
late monday night...
.today...northwest winds 20 to 25 knots, becoming north 25 to
35 knots this afternoon. seas 3 to 5 feet, occasionally to
6 feet, building to 5 to 7 feet, occasionally to 9 feet this
afternoon. wave detail: northwest 5 feet at 4 seconds, becoming
north 7 feet at 7 seconds. intracoastal waters extremely rough. a
slight chance of showers.
.tonight...northeast winds 30 to 35 knots. seas 8 to 11 feet,
occasionally to 14 feet, building to 9 to 13 feet, occasionally
to 17 feet after midnight. wave detail: north 11 feet at
8 seconds and east 4 feet at 9 seconds, becoming northeast
12 feet at 8 seconds. intracoastal waters extremely rough.
.sunday...northeast winds 25 to 35 knots. seas 9 to 13 feet,
occasionally to 17 feet. wave detail: northeast 13 feet at
9 seconds. intracoastal waters extremely rough. a chance of
showers.
.sunday night...northeast winds 30 to 35 knots. seas 10 to
14 feet, occasionally to 18 feet. wave detail: northeast 13 feet
at 10 seconds. intracoastal waters extremely rough. a chance of
showers, mainly in the evening.
.monday...north winds 25 to 30 knots. seas 9 to 13 feet,
occasionally to 17 feet. wave detail: northeast 13 feet at
10 seconds and northeast 12 feet at 13 seconds. intracoastal
waters very rough. a slight chance of showers.
.monday night...north winds 25 to 30 knots, diminishing to 20 to
25 knots after midnight. seas 9 to 13 feet, occasionally to
17 feet. wave detail: northeast 12 feet at 14 seconds and
northeast 4 feet at 8 seconds. intracoastal waters very rough.
.tuesday...north winds 20 to 25 knots. seas 8 to 11 feet,
occasionally to 14 feet, subsiding to 6 to 9 feet, occasionally
to 11 feet. intracoastal waters rough.
.wednesday...north winds 20 to 25 knots. seas 6 to 9 feet,
occasionally to 11 feet. intracoastal waters rough.
$$
(2/2)
Latest Coastal Waters Forecast by KJAX
Issued 10/17/2026 5:10 AM America/New_York.
Valid through 10/17/2026 8:15 PM America/New_York.
fzus52 kjax 170910
cwfjax
expires:202610180015;;245425
coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
510 am edt sat oct 17 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.
amz470-472-474-180015-
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-
510 am edt sat oct 17 2026
...small craft advisory in effect until 2 pm edt this afternoon...
...gale warning in effect from 2 pm edt this afternoon through
late monday night...
.today...northwest winds 20 to 25 knots, becoming north 25 to
30 knots with gusts up to 40 knots this afternoon. seas 4 to
6 feet, occasionally to 8 feet, building to 6 to 9 feet,
occasionally to 11 feet this afternoon. wave detail: northwest
6 feet at 5 seconds and southeast 2 feet at 4 seconds, becoming
north 9 feet at 7 seconds and east 2 feet at 9 seconds. a slight
chance of thunderstorms this morning. a chance of showers.
.tonight...northeast winds 30 to 35 knots. seas 9 to 12 feet,
occasionally to 15 feet, building to 12 to 13 feet, occasionally
to 17 feet after midnight. wave detail: north 12 feet at
8 seconds and east 10 feet at 9 seconds, becoming northeast
13 feet at 8 seconds. a slight chance of showers.
.sunday...northeast winds 30 to 35 knots. seas 11 to 14 feet,
occasionally to 18 feet. wave detail: northeast 14 feet at
9 seconds. a chance of showers.
.sunday night...northeast winds 30 to 35 knots. seas 13 to
15 feet, occasionally to 19 feet. wave detail: northeast 14 feet
at 11 seconds. a chance of showers, mainly in the evening.
.monday...north winds 25 to 30 knots. seas 12 to 15 feet,
occasionally to 19 feet. wave detail: northeast 14 feet at
11 seconds. a chance of showers.
.monday night...north winds 25 to 30 knots, diminishing to 20 to
25 knots after midnight. seas 10 to 14 feet, occasionally to
18 feet. wave detail: northeast 14 feet at 14 seconds and
northeast 3 feet at 8 seconds. a slight chance of showers in the
evening.
.tuesday...north winds 20 to 25 knots. seas 8 to 11 feet,
occasionally to 14 feet, subsiding to 7 to 9 feet, occasionally
to 11 feet after midnight.
.wednesday...north winds 20 to 25 knots. seas 7 to 9 feet,
occasionally to 11 feet. a slight chance of showers through the
day.
winds and seas higher in and near thunderstorms.
$$
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