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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
737 am edt fri jul 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.


amz450-452-454-180245-
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-
737 am edt fri jul 17 2026

.today...northwest winds 5 to 10 knots, becoming southeast 10 to
15 knots this afternoon. seas around 2 feet. wave detail:
southeast 2 feet at 3 seconds and northeast 2 feet at 7 seconds.
intracoastal waters a moderate chop. 
.tonight...south winds 10 to 15 knots. seas around 2 feet. wave
detail: south 2 feet at 4 seconds. intracoastal waters a moderate
chop. 
.saturday...south winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southeast 4 feet at 5 seconds. intracoastal
waters choppy. a chance of showers and thunderstorms in the
afternoon. 
.saturday night...south winds 15 to 20 knots, becoming southwest
10 to 15 knots after midnight. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southeast 4 feet at 6 seconds. intracoastal
waters choppy. a slight chance of showers and thunderstorms in
the evening. 
.sunday...south winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southeast 3 feet at 7 seconds. intracoastal
waters choppy. a slight chance of showers in the morning, then a
chance of showers and thunderstorms in the afternoon. 
.sunday night...south winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: southeast 3 feet at
5 seconds. intracoastal waters a moderate chop. a slight chance
of showers and thunderstorms. 
.monday through tuesday...southwest winds 15 to 20 knots. seas
2 to 4 feet, occasionally to 5 feet. intracoastal waters choppy.
a chance of showers and thunderstorms. 

winds and waves higher in and near thunderstorms.

$$