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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
224 pm edt thu apr 16 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.


amz450-452-454-170900-
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-
224 pm edt thu apr 16 2026

.rest of today...southeast winds 10 to 15 knots. seas around
3 feet. wave detail: east 3 feet at 9 seconds. intracoastal
waters a moderate chop. 
.tonight...south winds 10 to 15 knots, becoming southwest 5 to
10 knots after midnight. seas 3 to 4 feet, occasionally to
5 feet. wave detail: southeast 3 feet at 4 seconds and east
3 feet at 9 seconds. intracoastal waters a moderate chop. 
.friday...southwest winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. seas 2 to 3 feet. wave detail: east
3 feet at 9 seconds. intracoastal waters a moderate chop. 
.friday night...south winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. seas 2 to 3 feet. wave detail: east
3 feet at 8 seconds and southeast 2 feet at 4 seconds.
intracoastal waters a moderate chop. 
.saturday...south winds 5 to 10 knots, becoming southeast 15 to
20 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southeast 3 feet at 4 seconds and east
3 feet at 8 seconds. intracoastal waters choppy. 
.saturday night...south winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southeast 3 feet at 5 seconds and east
2 feet at 8 seconds. intracoastal waters a moderate chop. 
.sunday...southwest winds 10 to 15 knots, becoming northeast
25 to 30 knots. seas 2 to 3 feet, building to 5 to 7 feet,
occasionally to 9 feet. intracoastal waters very rough. a slight
chance of showers and thunderstorms in the evening. 
.monday...northeast winds 25 to 30 knots, diminishing to 20 to
25 knots. seas 7 to 10 feet, occasionally to 13 feet, subsiding
to 5 to 7 feet, occasionally to 9 feet after midnight.
intracoastal waters very rough. 

winds and waves higher in and near thunderstorms.

$$