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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
536 am edt sat mar 21 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.


amz450-452-454-220045-
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-
536 am edt sat mar 21 2026

.today...west winds 10 knots, becoming southwest 5 to 10 knots this
afternoon. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
east 4 feet at 10 seconds. intracoastal waters light chop. 
.tonight...southwest winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: east 4 feet at 10 seconds
and southwest 2 feet at 3 seconds. intracoastal waters a moderate
chop. 
.sunday...west winds 10 to 15 knots, becoming south 5 to 10 knots
in the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: east 4 feet at 10 seconds and west 2 feet at 3 seconds.
intracoastal waters a moderate chop. 
.sunday night...southwest winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. wave detail: southwest 3 feet at
4 seconds and east 3 feet at 9 seconds. intracoastal waters a
moderate chop. 
.monday...southwest winds 10 to 15 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: west 3 feet at 3 seconds and
east 2 feet at 9 seconds. intracoastal waters a moderate chop. 
.monday night...west winds 10 to 15 knots, becoming north 20 to
25 knots after midnight. seas 2 to 4 feet, occasionally to
5 feet. wave detail: east 3 feet at 4 seconds and southwest
2 feet at 3 seconds. intracoastal waters rough. a slight chance
of showers in the evening. 
.tuesday...northeast winds 25 to 30 knots, becoming east 15 to
20 knots. seas 5 to 8 feet, occasionally to 10 feet. intracoastal
waters very rough. a slight chance of showers in the morning. a
slight chance of thunderstorms through the day. a chance of
showers. 
.wednesday...east winds 10 to 15 knots, diminishing to 5 to
10 knots. seas 5 to 7 feet, occasionally to 9 feet, subsiding to
4 to 5 feet, occasionally to 6 feet. intracoastal waters a
moderate chop. a slight chance of showers through the day. 

winds and waves higher in and near thunderstorms.

$$