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Fernandina Beach, FL Coastal Forecast

FZUS52 KJAX 200607
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
207 AM EDT Tue May 20 2025

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.

AMZ400-202130-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
207 AM EDT Tue May 20 2025

.SYNOPSIS...

High pressure will move away to the south southeast through Tonight.
A cold front will move southeast across area Wednesday afternoon and
evening with a few strong storms possible. A secondary front will
move southeast through region Thursday night. High pressure will
build to the east over the weekend.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
May 17, 2025 at 1200 UTC...

65 nautical miles east of Flagler Beach.
80 nautical miles east of Saint Augustine Beach.
89 nautical miles east of Jacksonville Beach.
99 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.


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AMZ450-452-454-202130-
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-
207 AM EDT Tue May 20 2025

.TODAY...Southwest winds around 5 knots, becoming southeast this
afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at
4 seconds. Intracoastal waters light chop.
.TONIGHT...South winds 10 to 15 knots, becoming west after
midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
4 seconds. Intracoastal waters a moderate chop.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southwest 2 feet at 4 seconds. Intracoastal waters a
moderate chop. A chance of showers in the afternoon.
.WEDNESDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 2 feet at 4 seconds. Intracoastal waters a
moderate chop.
.THURSDAY...North winds 5 to 10 knots, becoming southeast in the
afternoon. Seas around 2 feet. Wave Detail: Northwest 2 feet at
3 seconds and east 2 feet at 8 seconds. Intracoastal waters light
chop.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming west after
midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at
3 seconds and east 2 feet at 8 seconds. Intracoastal waters a
moderate chop.
.FRIDAY THROUGH SATURDAY...Southeast winds 5 to 10 knots. Seas
around 2 feet. Intracoastal waters light chop.

$$

AMZ470-472-474-202130-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
207 AM EDT Tue May 20 2025

.TODAY...Southwest winds 5 to 10 knots, becoming south this
afternoon. Seas around 2 feet. Wave Detail: South 2 feet at
4 seconds and east 2 feet at 8 seconds.
.TONIGHT...South winds 10 to 15 knots, becoming southwest after
midnight. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at
4 seconds and east 2 feet at 9 seconds.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 3 feet at 4 seconds and east 2 feet at
9 seconds. A chance of showers in the afternoon.
.WEDNESDAY NIGHT...West winds 10 to 15 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: West 3 feet at
4 seconds and east 2 feet at 9 seconds. A slight chance of
thunderstorms in the evening. A slight chance of showers.
.THURSDAY...Northwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at
4 seconds and east 2 feet at 9 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming west after
midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at
4 seconds and east 2 feet at 9 seconds.
.FRIDAY THROUGH SATURDAY...Southeast winds 10 to 15 knots. Seas
2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$


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