739
FZUS52 KJAX 041127
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
727 AM EDT Thu Jun 4 2026

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.

AMZ400-050230-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
727 AM EDT Thu Jun 4 2026

.SYNOPSIS...

Elevated northeasterly flow will trend downward through Tonight,
with Small Craft Advisory conditions confined to offshore waters
today before dropping below these thresholds by Tonight. High
pressure then shifts off the southeastern seaboard Friday into the
weekend. Lighter onshore flow then persists Friday into the
weekend.


.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Jun 03, 2026 at 0000 UTC...

 54 nautical miles east of Flagler Beach.
 62 nautical miles east of Saint Augustine Beach.
 74 nautical miles east southeast of Jacksonville Beach.
 80 nautical miles east southeast of St Simons Island.

This data derived from NCEP Global RTOFS model.


$$

AMZ450-050230-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
727 AM EDT Thu Jun 4 2026

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...Northeast winds 10 to 15 knots. Seas 3 to
5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at
10 seconds. Intracoastal waters a moderate chop.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds.
Intracoastal waters light chop.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 9 seconds. Intracoastal waters light chop.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 9 seconds. Intracoastal waters light
chop.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 9 seconds. Intracoastal waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: East 2 feet at 9 seconds. Intracoastal waters light
chop.
.SUNDAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
Intracoastal waters light chop.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Intracoastal waters light chop. A slight chance of showers. A
slight chance of thunderstorms in the afternoon. A chance of
showers with a slight chance of thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

AMZ452-454-050230-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
727 AM EDT Thu Jun 4 2026

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...Northeast winds around 15 knots. Seas 5 to
6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at
10 seconds. Intracoastal waters a moderate chop.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 5 feet at
9 seconds. Intracoastal waters a moderate chop.
.FRIDAY...East winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
9 seconds. Intracoastal waters a moderate chop.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds.
Intracoastal waters light chop.
.SATURDAY...East winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: East 3 feet at 8 seconds. Intracoastal waters light chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: East 3 feet at 9 seconds and southeast
2 feet at 3 seconds. Intracoastal waters light chop.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Intracoastal waters a moderate chop.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Intracoastal waters light chop. A slight chance of showers in the
evening. A chance of showers with a slight chance of
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

AMZ470-472-050230-
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-
727 AM EDT Thu Jun 4 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 2 PM EDT THIS
AFTERNOON THROUGH THIS EVENING...

.REST OF TODAY...Northeast winds around 15 knots. Seas 5 to 7
feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 10
seconds.
.TONIGHT...East winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas 4 to 5 feet, occasionally to
6 feet. Wave Detail: Northeast 5 feet at 9 seconds.
.FRIDAY...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: East 3 feet at 8 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
3 feet. Wave Detail: East 3 feet at 9 seconds.
.SUNDAY...South winds 5 to 10 knots. Seas around 3 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers in the morning. A slight chance of
showers in the evening, then a chance of showers with a slight
chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

AMZ474-050230-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
727 AM EDT Thu Jun 4 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...Northeast winds around 15 knots. Seas 5 to 8
feet, occasionally to 10 feet. Wave Detail: Northeast 7 feet at 10
seconds and north 2 feet at 10 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at
9 seconds.
.FRIDAY...East winds around 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 5 feet at
9 seconds.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 4 feet at
9 seconds.
.SATURDAY AND SATURDAY NIGHT...Southeast winds 5 to 10 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East
3 feet at 8 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: East 3 feet at 9 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms in the evening. A
chance of showers with a slight chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$