Coastal Waters Forecast
Issued by NWS Jacksonville, FL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
360
FZUS52 KJAX 081636
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
1236 PM EDT Tue Jul 8 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.

AMZ400-090700-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
1236 PM EDT Tue Jul 8 2025

.SYNOPSIS...

High pressure extending across central Florida and a surface trough
across Georgia will bring prevailing southwest winds, shifting
onshore each afternoon as the Atlantic sea breeze moves inland.
Scattered showers and storms will move offshore of the coast in the
afternoon and early evening.


.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Jul 03, 2025 at 1200 UTC...

 64 nautical miles east of Flagler Beach.
 73 nautical miles east of Saint Augustine Beach.
 79 nautical miles east northeast of Jacksonville Beach.
 84 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ450-452-454-090700-
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-
1236 PM EDT Tue Jul 8 2025

.REST OF TODAY...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 4 seconds and east
2 feet at 8 seconds. Intracoastal waters light chop. A slight
chance of showers with isolated thunderstorms this afternoon.
.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds and east 2 feet at
8 seconds. Intracoastal waters light chop. Isolated thunderstorms
in the evening. A slight chance of showers.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds and east 2 feet at
8 seconds. Intracoastal waters light chop. A chance of showers
and thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.WEDNESDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas around 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds and east 2 feet at 8 seconds.
Intracoastal waters a moderate chop. A chance of showers and
thunderstorms, mainly in the evening.
.THURSDAY...Southwest winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 7 seconds. Intracoastal waters a moderate
chop. A slight chance of showers and thunderstorms in the
morning, then a chance of showers and thunderstorms in the
afternoon.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 7 seconds and south 2 feet at 4 seconds.
Intracoastal waters a moderate chop. A slight chance of showers
and thunderstorms in the evening.
.FRIDAY...Southwest winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Intracoastal waters
a moderate chop. A slight chance of showers and thunderstorms in
the morning, then a chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas 2 to 3 feet. Intracoastal
waters a moderate chop. A slight chance of showers and
thunderstorms in the evening.
.SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
Intracoastal waters light chop. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
3 feet. Intracoastal waters light chop. A slight chance of
showers and thunderstorms in the evening.

Winds and waves higher in and near thunderstorms.

$$

AMZ470-472-474-090700-
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-
1236 PM EDT Tue Jul 8 2025

.REST OF TODAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 4 seconds and southeast 2 feet at
8 seconds.
.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds and east 2 feet at
8 seconds. A chance of showers with isolated thunderstorms.
.WEDNESDAY...Southwest winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South
2 feet at 4 seconds and east 2 feet at 9 seconds. A chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 8 seconds and south 2 feet at
4 seconds. A chance of showers and thunderstorms.
.THURSDAY...Southwest winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. Seas around 3 feet. Wave Detail:
Southeast 3 feet at 7 seconds. A chance of showers and
thunderstorms.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 3 feet at
8 seconds and south 2 feet at 4 seconds. A chance of showers and
thunderstorms.
.FRIDAY...Southwest winds 5 to 10 knots, becoming south 10 to
15 knots in the afternoon. Seas around 3 feet. A chance of
showers. A slight chance of thunderstorms in the morning, then a
chance of thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas 3 to 4 feet, occasionally to
5 feet. A chance of showers and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Seas around 3 feet. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
3 feet. A chance of showers. A chance of thunderstorms, mainly in
the evening.

Winds and seas higher in and near thunderstorms.

$$