Coastal Waters Forecast
Issued by NWS Jacksonville, FL

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FZUS52 KJAX 042354
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
654 PM EST Tue Nov 4 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.

AMZ400-051500-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
654 PM EST Tue Nov 4 2025

.SYNOPSIS...

High pressure will shift eastward off the Carolinas coast tonight,
allowing onshore winds and elevated seas to diminish later tonight.
Weakening high pressure is then expected to settle over our local
waters late this week ahead of an approaching cold front. This front
is slated to cross our local waters on Sunday, possibly accompanied
by widely scattered showers.


.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Nov 01, 2025 at 1200 UTC...

 50 nautical miles east of Flagler Beach.
 53 nautical miles east of Saint Augustine Beach.
 68 nautical miles east of Jacksonville Beach.
 79 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ450-452-454-051500-
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-
654 PM EST Tue Nov 4 2025

.REST OF TONIGHT...Northeast winds 10 to 15 knots, diminishing to
5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave
Detail: Northeast 4 feet at 6 seconds. Intracoastal waters a
moderate chop.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 3 feet at
7 seconds and east 3 feet at 8 seconds. Intracoastal waters light
chop.
.WEDNESDAY NIGHT...South winds around 5 knots, becoming west
after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at
8 seconds and northeast 3 feet at 8 seconds. Intracoastal waters
smooth.
.THURSDAY...North winds 5 to 10 knots, becoming northeast in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at
8 seconds and east 2 feet at 8 seconds. Intracoastal waters light
chop.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Northeast 2 feet at 7 seconds and east
2 feet at 8 seconds. Intracoastal waters light chop.
.FRIDAY AND FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas
2 to 3 feet. Wave Detail: East 2 feet at 8 seconds. Intracoastal
waters light chop.
.SATURDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet.
Intracoastal waters light chop.
.SUNDAY...Southwest winds around 10 knots, becoming west 20 to
25 knots. Seas 2 to 3 feet, building to 3 to 5 feet, occasionally
to 6 feet after midnight. Intracoastal waters rough.

$$

AMZ470-472-474-051500-
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-
654 PM EST Tue Nov 4 2025

.REST OF TONIGHT...Northeast winds 10 to 15 knots, becoming east
5 to 10 knots. Seas around 4 feet, occasionally to 5 feet. Wave
Detail: Northeast 4 feet at 7 seconds and southeast 2 feet at
9 seconds.
.WEDNESDAY...East winds 5 to 10 knots, diminishing to around
5 knots in the afternoon. Seas 3 to 4 feet, occasionally to
5 feet. Wave Detail: Northeast 4 feet at 8 seconds and southeast
2 feet at 8 seconds.
.WEDNESDAY NIGHT...South winds around 5 knots, becoming west
after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave
Detail: Northeast 3 feet at 8 seconds and east 2 feet at
8 seconds.
.THURSDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 2 feet at 8 seconds and southeast 2 feet at
8 seconds.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Northeast 2 feet at 7 seconds and southeast 2 feet
at 8 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 8 seconds. A slight chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds 10 to 15 knots, becoming southwest
after midnight. Seas 2 to 4 feet, occasionally to 5 feet.
.SATURDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.SUNDAY...Southwest winds 10 to 15 knots, becoming west 20 to
25 knots. Seas 2 to 4 feet, occasionally to 5 feet, building to
4 to 6 feet, occasionally to 8 feet after midnight. A slight
chance of showers and thunderstorms through the night. A slight
chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$