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Hurricane Symbol Storm Special! View the latest observations near Atlantic Tropical Storm Odette.

National Weather Service Marine Forecast FZUS52 KJAX

FZUS52 KJAX 180740
CWFJAX

Coastal Waters Forecast for Northeast Florida/Southeast Georgia
National Weather Service Jacksonville FL
340 AM EDT Sat Sep 18 2021

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.

AMZ400-182200-
Synopsis for Altamaha Sound GA to Flagler Beach FL out to 60 nm-
340 AM EDT Sat Sep 18 2021

SYNOPSIS

A weak trough of low pressure will be nearly stationary over north
central Florida while high pressure builds over New England and
result in prevailing east to northeast winds through Monday.
Abundant tropical moisture will remain in place over our local
waters through at least Tuesday, resulting in high chances of
showers and thunderstorms. A cold front will approach from the
northwest late Wednesday.

GULF STREAM

The approximate location of the west wall of the Gulf Stream as of
Sep 18, 2021 at 0000 UTC...

 47 nautical miles east of Flagler Beach.
 60 nautical miles east southeast of Saint Augustine Beach.
 76 nautical miles east of Jacksonville Beach.
 94 nautical miles east of St Simons Island.

This data courtesy of the Naval Oceanographic Office.



AMZ450-452-454-182200-
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-
340 AM EDT Sat Sep 18 2021

TODAY
Variable winds 5 to 10 knots becoming east around 10 knots
in the afternoon. Seas 2 to 3 feet with a dominant period 7
seconds. A light chop on the intracoastal waters. Chance of
showers and slight chance of thunderstorms.

TONIGHT
East winds 5 to 10 knots. Seas 2 to 3 feet with a
dominant period 7 seconds. Mostly smooth on the intracoastal
waters. Chance of showers and slight chance of thunderstorms. 

SUNDAY
East winds 10 to 15 knots. Seas 2 to 3 feet with a
dominant period 7 seconds. A moderate chop on the intracoastal
waters. Slight chance of thunderstorms in the morning. Showers
likely. Chance of thunderstorms in the afternoon.

SUNDAY NIGHT
East winds 5 to 10 knots. Seas 2 to 3 feet.
Mostly smooth on the intracoastal waters. Chance of showers and
slight chance of thunderstorms.

MONDAY
East winds 5 to 10 knots. Seas 2 to 3 feet. A light
chop on the intracoastal waters. Showers likely in the morning.
Slight chance of thunderstorms. Showers in the afternoon.

MONDAY NIGHT
Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Chance of showers and slight chance of thunderstorms.

TUESDAY
East winds 5 to 10 knots. Seas 2 to 3 feet. Showers
and slight chance of thunderstorms.

TUESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Showers likely and chance of thunderstorms.



AMZ470-472-474-182200-
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-
340 AM EDT Sat Sep 18 2021

TODAY
Northeast winds 5 to 10 knots. Seas 2 to 3 feet with a
dominant period 7 seconds. Chance of showers and slight chance of
thunderstorms.

TONIGHT
East winds 5 to 10 knots. Seas 2 to 3 feet with a
dominant period 7 seconds. Chance of showers and slight chance of
thunderstorms.

SUNDAY
East winds 10 to 15 knots. Seas 3 to 4 feet with a
dominant period 7 seconds. Chance of showers in the morning.
Slight chance of thunderstorms. Showers likely in the afternoon.

SUNDAY NIGHT
East winds 5 to 10 knots. Seas 3 to 4 feet.
Chance of showers in the evening. Slight chance of thunderstorms.
Showers likely after midnight.

MONDAY
East winds 10 knots. Seas 3 to 4 feet. Showers likely
in the morning. Slight chance of thunderstorms. Showers in the
afternoon.

MONDAY NIGHT
Southeast winds 5 to 10 knots. Seas 3 to 5 feet.
Chance of showers and slight chance of thunderstorms.

TUESDAY
East winds 5 to 10 knots. Seas 3 to 5 feet. Showers
and slight chance of thunderstorms.

TUESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 3 to 5 feet.
Chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 3 to 4 feet.
Showers likely and chance of thunderstorms.