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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
807 pm 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.


amz450-452-454-221515-
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-
807 pm edt sat mar 21 2026

.rest of 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 5 to 10 knots, becoming south 10 to 15 knots
in the afternoon. seas 3 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: south 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: southwest 3 feet at
4 seconds and east 2 feet at 9 seconds. intracoastal waters a
moderate chop. 
.monday night...southwest winds 10 to 15 knots, becoming
northwest 20 to 25 knots after midnight. seas 2 to 3 feet. wave
detail: east 3 feet at 9 seconds and southwest 2 feet at
3 seconds. intracoastal waters rough. a slight chance of showers.
.tuesday...northeast winds 20 to 25 knots. seas 3 to 5 feet,
occasionally to 6 feet, building to 5 to 7 feet, occasionally to
9 feet in the afternoon. wave detail: northeast 5 feet at
6 seconds and southwest 2 feet at 4 seconds, becoming northeast
7 feet at 6 seconds. intracoastal waters rough. a chance of
showers with a slight chance of thunderstorms. 
.tuesday night...northeast winds 20 to 25 knots, becoming east
15 to 20 knots after midnight. seas 6 to 8 feet, occasionally to
10 feet. intracoastal waters rough. a chance of showers with a
slight chance of thunderstorms. 
.wednesday...northeast 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 after midnight. intracoastal
waters a moderate chop. a chance of showers and thunderstorms in
the morning, then a chance of thunderstorms with a slight chance
of showers in the afternoon. 
.thursday...northeast winds 5 to 10 knots, becoming south. seas
3 to 5 feet, occasionally to 6 feet. intracoastal waters light
chop. 

winds and waves higher in and near thunderstorms.

$$