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coastal waters forecast for northeast florida/southeast georgia
national weather service jacksonville fl
241 am edt tue apr 7 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.


amz450-452-454-072145-
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-
241 am edt tue apr 7 2026

...small craft advisory in effect until 8 am edt this morning...
...gale warning in effect from 8 am edt this morning through late
wednesday night...

.today...northeast winds 25 to 35 knots. seas 8 to 11 feet,
occasionally to 14 feet. wave detail: northeast 11 feet at
8 seconds and southeast 2 feet at 9 seconds. intracoastal waters
extremely rough. showers with a slight chance of thunderstorms
this morning, then showers likely this afternoon. 
.tonight...northeast winds 30 to 35 knots. seas 10 to 14 feet,
occasionally to 18 feet. wave detail: east 14 feet at 9 seconds.
intracoastal waters extremely rough. a chance of showers. 
.wednesday...northeast winds 30 to 35 knots. seas 12 to 16 feet,
occasionally to 20 feet. wave detail: northeast 15 feet at
10 seconds. intracoastal waters extremely rough. showers. a
slight chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. 
.wednesday night...northeast winds 30 to 35 knots, diminishing to
25 to 30 knots after midnight. seas 12 to 16 feet, occasionally
to 20 feet. wave detail: east 16 feet at 11 seconds. intracoastal
waters extremely rough. a slight chance of thunderstorms. showers
likely, mainly in the evening. 
.thursday...northeast winds 25 to 30 knots. seas 10 to 14 feet,
occasionally to 18 feet. wave detail: east 13 feet at 11 seconds.
intracoastal waters very rough. a chance of showers with a slight
chance of thunderstorms. 
.thursday night...northeast winds 25 to 30 knots, diminishing to
20 to 25 knots after midnight. seas 9 to 12 feet, occasionally to
15 feet. wave detail: east 12 feet at 11 seconds. intracoastal
waters very rough. a slight chance of showers in the evening. 
.friday...northeast winds 20 to 25 knots, diminishing to 15 to
20 knots. seas 7 to 10 feet, occasionally to 13 feet, subsiding
to 6 to 7 feet, occasionally to 9 feet after midnight.
intracoastal waters rough. a slight chance of showers in the
morning, then a slight chance of showers and thunderstorms in the
afternoon. 
.saturday...northeast winds 15 to 20 knots, becoming east 10 to
15 knots. seas 5 to 7 feet, occasionally to 9 feet. intracoastal
waters choppy. 

winds and waves higher in and near thunderstorms.

$$