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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
230 pm edt tue may 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.


amz452-130900-
coastal waters from fernandina beach to st. augustine fl out
20 nm-
230 pm edt tue may 12 2026

...small craft advisory in effect through wednesday morning...

.rest of today...east winds 20 to 25 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: northeast 6 feet at
6 seconds. intracoastal waters rough. showers with a chance of
thunderstorms. 
.tonight...east winds 20 to 25 knots with gusts up to 35 knots,
diminishing to 15 to 20 knots after midnight. seas 6 to 7 feet,
occasionally to 9 feet. wave detail: east 7 feet at 7 seconds.
intracoastal waters rough. showers. a chance of thunderstorms,
mainly in the evening. 
.wednesday...northeast winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: east 6 feet at 8 seconds.
intracoastal waters a moderate chop. showers likely with a chance
of thunderstorms in the morning, then a slight chance of showers
and thunderstorms in the afternoon. 
.wednesday night...north winds 10 to 15 knots, becoming northwest
5 to 10 knots after midnight. seas 3 to 5 feet, occasionally to
6 feet. wave detail: east 5 feet at 9 seconds. intracoastal
waters a moderate chop. 
.thursday...northwest winds 5 to 10 knots, becoming northeast in
the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 8 seconds. intracoastal waters light chop.
.thursday night...northwest winds 5 to 10 knots, becoming north
after midnight. seas 2 to 3 feet. wave detail: east 3 feet at
8 seconds. intracoastal waters light chop. 
.friday through saturday...southeast winds 10 to 15 knots. seas
2 to 3 feet. intracoastal waters a moderate chop. 

winds and waves higher in and near thunderstorms.

$$