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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
226 am edt wed aug 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.


amz450-452-454-122100-
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-
226 am edt wed aug 12 2026

.rest of tonight...west winds 5 to 10 knots. seas around 2 feet.
wave detail: south 2 feet at 4 seconds and southeast 2 feet at
7 seconds. intracoastal waters light chop. 
.wednesday...west winds 5 to 10 knots, becoming southwest 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. 
.wednesday night...west winds around 10 knots. seas around
2 feet. wave detail: southwest 2 feet at 3 seconds and southeast
2 feet at 8 seconds. intracoastal waters light chop. a slight
chance of showers and thunderstorms in the evening. 
.thursday...west winds 5 to 10 knots, becoming south in the
afternoon. seas around 2 feet. wave detail: west 2 feet at
3 seconds. intracoastal waters light chop. a slight chance of
showers and thunderstorms in the afternoon. 
.thursday night...south winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. seas around 2 feet. wave detail:
south 2 feet at 4 seconds. intracoastal waters a moderate chop. 
.friday...southwest winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. seas around 2 feet. wave detail:
southeast 2 feet at 4 seconds. intracoastal waters a moderate
chop. a slight chance of showers and thunderstorms. 
.friday night...south winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. seas around 2 feet. intracoastal
waters a moderate chop. 
.saturday through sunday...southwest winds 10 to 15 knots. seas
around 2 feet. intracoastal waters a moderate chop. a slight
chance of showers and thunderstorms. 

winds and waves higher in and near thunderstorms.

$$