Coastal Waters Forecast
Issued by NWS Jacksonville, FL

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FZUS52 KJAX 030003
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
703 PM EST Mon Mar 2 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.

AMZ400-031515-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
703 PM EST Mon Mar 2 2026

.SYNOPSIS...

Dense sea fog across the nearshore waters will likely linger into
mid-late Tuesday morning hours. High pressure will strengthen to the
north northeast tonight, as a coastal trough develops over the
waters. The high will move more toward the northeast Tuesday and
Wednesday, with the coastal trough gradually weakening. The high
will be centered to the east northeast Thursday into the weekend,
with the ridge extending across forecast area.


.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
Mar 02, 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.
 71 nautical miles east southeast of St Simons Island.

This data derived from NCEP Global RTOFS model.


$$

AMZ454-470-472-474-031515-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
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-
703 PM EST Mon Mar 2 2026

.REST OF TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 3 feet at 7 seconds. Intracoastal waters a moderate
chop. A slight chance of showers this evening. Patchy dense fog.
.TUESDAY...Northeast winds around 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 3 feet at 6 seconds. Intracoastal waters light chop.
Patchy dense fog.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 3 feet at 7 seconds. Intracoastal waters light chop. A
slight chance of showers in the evening.
.WEDNESDAY...East winds 5 to 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
northeast 3 feet at 7 seconds. Intracoastal waters light chop. A
slight chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to
5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at
9 seconds and northeast 2 feet at 8 seconds. Intracoastal waters
a moderate chop.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 9 seconds and
northeast 2 feet at 9 seconds. Intracoastal waters light chop. A
slight chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Seas 4 to 5 feet, occasionally to
6 feet. Intracoastal waters a moderate chop.
.FRIDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Intracoastal
waters a moderate chop. A slight chance of showers in the
afternoon.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Intracoastal waters a moderate chop.

$$

AMZ450-452-031515-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
703 PM EST Mon Mar 2 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EST TUESDAY...

.REST OF TONIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at
9 seconds and northeast 2 feet at 7 seconds. Intracoastal waters
a moderate chop. Widespread dense fog.
.TUESDAY...Northeast winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 3 feet at
7 seconds and east 3 feet at 9 seconds. Intracoastal waters light
chop. Patchy fog.
.TUESDAY NIGHT...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 9 seconds. Intracoastal waters light
chop. Patchy dense fog.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds and
northeast 2 feet at 7 seconds. Intracoastal waters light chop.
Patchy fog in the morning.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to
4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
9 seconds and northeast 2 feet at 8 seconds. Intracoastal waters
light chop. Patchy fog after midnight.
.THURSDAY AND THURSDAY NIGHT...Southeast winds 10 to 15 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East
4 feet at 9 seconds and northeast 2 feet at 9 seconds.
Intracoastal waters a moderate chop.
.FRIDAY THROUGH SATURDAY...Southeast winds 5 to 10 knots. Seas
3 to 4 feet, occasionally to 5 feet. Intracoastal waters light
chop.

$$