524 
FZUS52 KJAX 041407
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
907 AM EST Wed Jan 4 2023

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.

AMZ400-042230-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
907 AM EST Wed Jan 4 2023

.SYNOPSIS...

Patchy sea fog is expected to lift northeast this morning ahead 
of a cold front which will press southeastward through the local 
waters tonight. South to southwest winds will be at Exercise Caution
levels today ahead of the front with gusts to near 30 knots possible.
Numerous showers and thunderstorms, some of which may be strong, 
are possible ahead of the front in the mid to late afternoon and 
evening. Winds will relax and seas will lower Thursday through 
Saturday as high pressure builds from the west and then settles 
over the region. High pressure will shift to the north Sunday as 
another cold front approaches from the west.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Dec 31, 2023 at 1200 UTC...

 44 nautical miles east of Flagler Beach.
 47 nautical miles east northeast of Saint Augustine Beach.
 55 nautical miles east of Jacksonville Beach.
 89 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

$$

AMZ450-452-454-042230-
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-
907 AM EST Wed Jan 4 2023

...SMALL CRAFT EXERCISE CAUTION...

.TODAY...South winds 15 to 20 knots, decreasing to 10 to 15 knots
late. Seas 3 to 4 feet with a dominant period 9 seconds. 
Intracoastal waters a moderate chop. A chance of showers and 
thunderstorms this afternoon. 
.TONIGHT...Southwest winds 10 to 15 knots. Seas 3 to 4 feet with
a dominant period 6 seconds. Intracoastal waters a moderate chop.
A chance of showers with a slight chance of thunderstorms. 
.THURSDAY...West winds 10 to 15 knots. Seas 2 to 3 feet with a
dominant period 6 seconds. Intracoastal waters a moderate chop. A
chance of showers in the morning. 
.THURSDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
3 feet with a dominant period 8 seconds. Intracoastal waters a
moderate chop. 
.FRIDAY...Northwest winds 10 to 15 knots. Seas 2 to 3 feet with a
dominant period 8 seconds. Intracoastal waters a moderate chop. 
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 2 to 3 feet with
a dominant period 8 seconds. Intracoastal waters a moderate chop.
.SATURDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. 
.SATURDAY NIGHT...Northeast winds around 5 knots. Seas around
2 feet. 
.SUNDAY...North winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet. 
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet. 

Winds and waves higher in and near thunderstorms.

$$

AMZ470-472-474-042230-
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-
907 AM EST Wed Jan 4 2023

...SMALL CRAFT EXERCISE CAUTION...

.TODAY...South winds 15 to 20 knots. Seas 3 to 5 feet with a dominant
period 5 seconds. A chance of showers and thunderstorms this 
afternoon. 
.TONIGHT...Southwest winds 15 to 20 knots. Seas 4 to 5 feet with
a dominant period 6 seconds. A slight chance of thunderstorms.
Showers likely, mainly in the evening. 
.THURSDAY...West winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet with a dominant
period 6 seconds. A chance of showers with a slight chance of
thunderstorms in the morning, then a slight chance of showers in
the afternoon. 
.THURSDAY NIGHT...Northwest winds 15 to 20 knots. Seas 3 to
5 feet with a dominant period 4 seconds. 
.FRIDAY...Northwest winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 3 to 4 feet with a dominant
period 5 seconds. 
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 4 feet with
a dominant period 8 seconds. 
.SATURDAY...North winds around 10 knots. Seas 2 to 3 feet. 
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to
3 feet. 
.SUNDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. 
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 4 feet. 

Winds and seas higher in and near thunderstorms.

$$