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National Weather Service Marine Forecast FZUS52 KJAX

FZUS52 KJAX 290211
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
911 PM EST Fri Feb 28 2020

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.

AMZ400-291015-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
911 PM EST Fri Feb 28 2020

SYNOPSIS

A trough will move southeast through our region this evening.
Winds will shift to the northwest with speeds increasing to Small
Craft Advisory levels this evening for offshore waters. Breezy
offshore winds expected to continue on Saturday. High pressure
will then build directly over our waters by Sunday morning,
allowing winds and seas to quickly subside. Southerly winds will
increase beginning on Monday well in advance of the next cold
front, with Small Craft Advisory conditions developing offshore
late Tuesday.


GULF STREAM

The approximate location of the west wall of the Gulf Stream as of
Feb 29, 2020 at 1200 UTC...

 62 nautical miles east of Flagler Beach.
 67 nautical miles east of Saint Augustine Beach.
 70 nautical miles east of Jacksonville Beach.
 90 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.



AMZ450-452-454-291015-
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-
911 PM EST Fri Feb 28 2020

SMALL CRAFT EXERCISE CAUTION


REST OF TONIGHT
West northwest winds 15 to 20 knots. Seas 2 to 3
feet. Dominant period 3 seconds. Inland waters a moderate chop.

SATURDAY
West northwest winds 15 to 20 knots. Seas 2 to 4
feet. Dominant period 4 seconds. Inland waters choppy.

SATURDAY NIGHT
North northwest winds 15 to 20 knots. Seas 2 to 3
feet. Dominant period 4 seconds. Inland waters a moderate chop.

SUNDAY
North northeast winds 5 to 10 knots becoming east
southeast in the afternoon. Seas 2 to 3 feet. Dominant period 4
seconds increasing to 11 seconds in the afternoon. Inland waters
smooth.

SUNDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Dominant period 11 seconds becoming 3 seconds after midnight. Inland
waters smooth.

MONDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Dominant
period 3 seconds. Inland waters a light chop.

MONDAY NIGHT
South southwest winds 10 to 15 knots. Seas 2 to
3 feet.

TUESDAY THROUGH WEDNESDAY
South winds 15 to 20 knots. Seas
3 to 5 feet with occasional seas up to 6 feet. A slight chance
of.



AMZ470-472-474-291015-
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-
911 PM EST Fri Feb 28 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING


REST OF TONIGHT
West winds shifting to the northwest and
increasing to 20 to 25 knots with gusts to around 30 knots. Seas
3 to 5 feet with occasional seas up to 6 feet building to 5 to 7
feet with occasional seas up to 9 feet after midnight. Dominant
period 4 seconds.

SATURDAY
West northwest winds 20 to 25 knots. Seas 4 to 6 feet
with occasional seas up to 8 feet. Dominant period 5 seconds.

SATURDAY NIGHT
North northwest winds 20 to 25 knots. Seas 5 to
7 feet with occasional seas up to 9 feet. Dominant period 5 seconds.

SUNDAY
North winds 5 to 10 knots becoming east southeast in
the afternoon. Seas 2 to 4 feet. Dominant period 11 seconds.

SUNDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 3 feet.
Dominant period 11 seconds.

MONDAY
South winds 15 to 20 knots. Seas 2 to 3 feet. Dominant
period 10 seconds becoming 4 seconds in the afternoon.

MONDAY NIGHT
South southwest winds 15 to 20 knots. Seas 2 to
4 feet.

TUESDAY
South winds 15 to 20 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet.

TUESDAY NIGHT AND WEDNESDAY
South winds 20 to 25 knots. Seas
5 to 7 feet with occasional seas up to 9 feet. A slight chance
of.