Coastal Waters Forecast
Issued by NWS Jacksonville, FL

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569
FZUS52 KJAX 200646
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
246 AM EDT Mon May 20 2024

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.

AMZ400-202130-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
246 AM EDT Mon May 20 2024

.SYNOPSIS...

High pressure will build along the Mid Atlantic coast today into
Tuesday with breezy onshore northeasterly flow, creating exercise
caution conditions. High pressure will then build directly over
the waters Wednesday through the end of the week with east to
southeasterly winds as the Atlantic seabreeze develops each
afternoon.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of
May 18, 2024 at 1200 UTC...

 64 nautical miles east of Flagler Beach.
 73 nautical miles east of Saint Augustine Beach.
 82 nautical miles east of Jacksonville Beach.
101 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.


$$

AMZ450-452-454-202130-
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-
246 AM EDT Mon May 20 2024

.TODAY...Northeast winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
4 seconds and northeast 3 feet at 8 seconds. Intracoastal waters
choppy. A slight chance of showers and thunderstorms this
morning.
.TONIGHT...Northeast winds 10 to 15 knots. Seas around 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
6 seconds. Intracoastal waters a moderate chop.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
8 seconds. Intracoastal waters a moderate chop. Isolated
thunderstorms. Scattered showers, mainly in the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
7 seconds. Intracoastal waters light chop.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 7 seconds. Intracoastal waters light
chop.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Seas 2 to 3 feet. Wave Detail:
East 3 feet at 7 seconds. Intracoastal waters light chop.
.THURSDAY THROUGH FRIDAY...Southwest winds 5 to 10 knots. Seas
2 to 3 feet. Intracoastal waters light chop.

Winds and waves higher in and near thunderstorms.

$$

AMZ470-472-474-202130-
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-
246 AM EDT Mon May 20 2024

.TODAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 5 feet at
8 seconds and northeast 4 feet at 5 seconds. A chance of showers
with a slight chance of thunderstorms.
.TONIGHT...Northeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 5 feet at
6 seconds. A chance of showers with a slight chance of
thunderstorms after midnight.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 5 feet at
8 seconds. Isolated thunderstorms. Scattered showers, mainly in
the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at
7 seconds. Isolated thunderstorms in the evening. A slight chance
of rain.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 3 feet at
7 seconds.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Northeast 3 feet at 7 seconds.
.THURSDAY THROUGH FRIDAY...Southwest winds 10 to 15 knots. Seas
2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$