####018005219####
FZUS52 KJAX 221632

CWFJAX



Coastal Waters Forecast for Northeast Florida/Southeast Georgia

National Weather Service Jacksonville FL

1232 PM EDT Tue Jul 22 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.



AMZ400-230700-

Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-

1232 PM EDT Tue Jul 22 2025



.SYNOPSIS...



An area of low pressure will move southwest across the area 

and into the northeastern Gulf through Wednesday. High

pressure will build to the northeast Thursday and Friday. 

The high will build more toward the southeast over the 

weekend, as a trough develops across the southeastern US.





.GULF STREAM...



The approximate location of the west wall of the Gulf Stream as of

Jul 19, 2025 at 1200 UTC...



 64 nautical miles east of Flagler Beach.

 74 nautical miles east of Saint Augustine Beach.

 82 nautical miles east of Jacksonville Beach.

 78 nautical miles east of St Simons Island.



This data courtesy of the Naval Oceanographic Office.





$$



AMZ450-452-454-230700-

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-

1232 PM EDT Tue Jul 22 2025



.REST OF TODAY...South winds 5 to 10 knots. Seas around 2 feet.

Intracoastal waters light chop. A slight chance of showers and

thunderstorms late this morning, then a chance of showers and

thunderstorms this afternoon. 

.TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.

Wave Detail: Southeast 2 feet at 8 seconds. Intracoastal waters

light chop. A chance of showers and thunderstorms, mainly in the

evening. 

.WEDNESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.

Wave Detail: Southeast 2 feet at 4 seconds. Intracoastal waters

light chop. Showers likely with a chance of thunderstorms in the

morning, then showers with thunderstorms likely in the afternoon.

.WEDNESDAY NIGHT...South winds around 10 knots. Seas around

2 feet. Wave Detail: Southeast 2 feet at 5 seconds and east

2 feet at 8 seconds. Intracoastal waters light chop. A chance of

showers. A chance of thunderstorms, mainly in the evening. 

.THURSDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.

Wave Detail: Southeast 2 feet at 4 seconds. Intracoastal waters a

moderate chop. A chance of showers. A slight chance of

thunderstorms in the morning, then a chance of thunderstorms in

the afternoon. 

.THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south

5 to 10 knots after midnight. Seas around 2 feet. Wave Detail:

Southeast 2 feet at 4 seconds and east 2 feet at 7 seconds.

Intracoastal waters a moderate chop. A chance of showers with a

slight chance of thunderstorms in the evening, then a slight

chance of showers after midnight. 

.FRIDAY...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. A slight chance of showers and

thunderstorms in the evening. 

.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.

Intracoastal waters light chop. A slight chance of showers and

thunderstorms in the afternoon. A slight chance of showers in the

evening. 



Winds and waves higher in and near thunderstorms.



$$



AMZ470-472-474-230700-

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-

1232 PM EDT Tue Jul 22 2025



.REST OF TODAY...West winds 5 to 10 knots, becoming south this

afternoon. Seas around 2 feet. Wave Detail: West 2 feet at

3 seconds and east 2 feet at 8 seconds. A chance of showers and

thunderstorms. 

.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. A

chance of showers and thunderstorms. 

.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave

Detail: South 2 feet at 5 seconds and southeast 2 feet at

8 seconds. A chance of thunderstorms. Showers.

.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around

2 feet. Wave Detail: South 2 feet at 5 seconds and east 2 feet at

8 seconds. A chance of thunderstorms. Showers likely, mainly in

the evening. 

.THURSDAY AND THURSDAY NIGHT...South winds 10 to 15 knots. Seas

2 to 3 feet. Wave Detail: Southeast 3 feet at 8 seconds and south

2 feet at 4 seconds. A chance of showers and thunderstorms. 

.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave

Detail: Southeast 3 feet at 7 seconds. A slight chance of

thunderstorms. A chance of showers, mainly in the morning. 

.SATURDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. A

slight chance of thunderstorms. A slight chance of showers. 



Winds and seas higher in and near thunderstorms.



$$