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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
418 am edt thu oct 15 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.


amz450-452-454-152330-
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-
418 am edt thu oct 15 2026

.today...east winds around 5 knots, increasing to 5 to 10 knots
this afternoon. seas around 2 feet. wave detail: east 2 feet at
7 seconds. intracoastal waters light chop. 
.tonight...southeast winds 5 to 10 knots, becoming south after
midnight. seas around 2 feet. wave detail: east 2 feet at
7 seconds. intracoastal waters light chop. 
.friday...west winds around 5 knots, becoming southeast 10 to
15 knots in the afternoon. seas around 2 feet. wave detail: east
2 feet at 7 seconds. intracoastal waters a moderate chop. a
chance of showers with a slight chance of thunderstorms in the
afternoon. 
.friday night...south winds around 10 knots, becoming west 15 to
20 knots after midnight. seas 2 to 3 feet. wave detail: south
2 feet at 3 seconds and southeast 2 feet at 7 seconds.
intracoastal waters choppy. a chance of showers and
thunderstorms, mainly in the evening. 
.saturday...north winds 25 to 30 knots. seas 3 to 5 feet,
occasionally to 6 feet, building to 5 to 8 feet, occasionally to
10 feet in the afternoon. wave detail: northwest 5 feet at
5 seconds and east 2 feet at 9 seconds, becoming northeast 8 feet
at 8 seconds and north 7 feet at 7 seconds. intracoastal waters
very rough. a chance of showers with a slight chance of
thunderstorms. 
.saturday night...northeast winds 30 to 35 knots. seas 7 to
10 feet, occasionally to 13 feet, building to 9 to 13 feet,
occasionally to 17 feet after midnight. wave detail: north
10 feet at 7 seconds, becoming northeast 13 feet at 8 seconds.
intracoastal waters extremely rough. a slight chance of showers
in the evening. 
.sunday...northeast winds 25 to 35 knots. seas 10 to 14 feet,
occasionally to 18 feet. intracoastal waters extremely rough. a
slight chance of showers in the morning, then a chance of showers
through the night. a slight chance of showers after midnight. 
.monday...northeast winds 25 to 30 knots. seas 9 to 13 feet,
occasionally to 17 feet, subsiding to 8 to 11 feet, occasionally
to 14 feet after midnight. intracoastal waters very rough. a
chance of showers . 

winds and waves higher in and near thunderstorms.

$$