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Port Saint Lucie, FL Coastal Forecast

FZUS52 KMLB 160707
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
207 AM EST Tue Dec 16 2025

Atlantic coastal waters from Flagler Beach to Jupiter Inlet out 60 nm.

Seas are provided as a range of the average height of the highest
one third of the waves, along with the occasional height of the
average highest ten percent of the waves.

AMZ500-161945-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
207 AM EST Tue Dec 16 2025

.SYNOPSIS...Boating conditions remain poor to hazardous today
into tonight. Despite settling winds, seas will be slower to
subside over the next 12 to 24 hours. Strong high pressure along
the Carolina coastline is forecast to slowly push into the western
Atlantic through the middle of the week. Winds remain onshore,
turning southeasterly by midweek. By Friday, winds turn offshore
as a weakening cold front approaches Florida.

.GULF STREAM HAZARDS...Seas 6 to 8 feet.

The approximate location of the west wall of the Gulf Stream based on
the Real Time Ocean Forecast System as of Tuesday, December 16th, 2025.

44 nautical miles east of Ponce Inlet.
32 nautical miles east of Port Canaveral.
28 nautical miles east of Sebastian Inlet.
19 nautical miles east of Fort Pierce Inlet.
13 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-161945-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
207 AM EST Tue Dec 16 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at 10
seconds. A light chop on the intracoastal waters. A slight chance
of showers.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 10 seconds. Mostly smooth on the
intracoastal waters. A slight chance of showers in the evening.
.WEDNESDAY...East winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 10 seconds. A light chop on the
intracoastal waters. A slight chance of showers.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 9 seconds. Mostly smooth on
the intracoastal waters. A slight chance of showers in the
evening, then a chance of showers after midnight.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 9 seconds. A light chop on the
intracoastal waters. A chance of showers.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 3 to 4 feet. Wave Detail: East 4 feet at
9 seconds. Mostly smooth on the intracoastal waters. A chance of
showers.
.FRIDAY...West winds 10 to 15 knots, becoming northwest in the
afternoon. Seas 3 to 4 feet. A moderate chop on the intracoastal
waters.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 4 feet. A
light chop on the intracoastal waters.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. A
light chop on the intracoastal waters.
.SATURDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas 3 feet. Smooth on the intracoastal waters.

$$

AMZ552-161945-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
207 AM EST Tue Dec 16 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...Northeast winds 10 to 15 knots, becoming east late. Seas
4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast
5 feet at 10 seconds. A moderate chop on the intracoastal waters.
A slight chance of showers.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 10 seconds. A
light chop on the intracoastal waters. A slight chance of showers
in the evening.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 9 seconds. A moderate chop on the
intracoastal waters. A slight chance of showers.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 9 seconds. A light chop on
the intracoastal waters. A slight chance of showers in the
evening, then a chance of showers after midnight.
.THURSDAY...Southeast winds around 10 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 9 seconds. A light chop on the
intracoastal waters. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 3 to 4 feet. Wave Detail: East 4 feet at
8 seconds. Mostly smooth on the intracoastal waters. A chance of
showers.
.FRIDAY...West winds around 10 knots, becoming northwest in the
afternoon. Seas 3 to 4 feet. A light chop on the intracoastal
waters.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 4 feet. A
light chop on the intracoastal waters.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. A
light chop on the intracoastal waters.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 feet.
Mostly smooth on the intracoastal waters.

$$

AMZ555-161945-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
207 AM EST Tue Dec 16 2025

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

.TODAY...Northeast winds 10 to 15 knots. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: Northeast 6 feet at
10 seconds. A moderate chop on the intracoastal waters. A slight
chance of sprinkles.
.TONIGHT...East winds around 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at
10 seconds. A light chop on the intracoastal waters.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 8 seconds. A
moderate chop on the intracoastal waters. A slight chance of
showers in the afternoon.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 8 seconds and southeast 1 foot at
5 seconds. A light chop on the intracoastal waters. A slight
chance of showers in the evening, then a chance of showers after
midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 6 seconds. A moderate chop on the
intracoastal waters. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.THURSDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at
8 seconds and southeast 1 foot at 5 seconds. Mostly smooth on the
intracoastal waters. A chance of showers.
.FRIDAY...West winds around 10 knots, becoming northwest in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters. A slight chance of showers in the morning.
.FRIDAY NIGHT...North winds around 10 knots. Seas 3 to 4 feet.
Mostly smooth on the intracoastal waters.
.SATURDAY...East winds around 10 knots. Seas 3 to 4 feet. A light
chop on the intracoastal waters.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet.
Mostly smooth on the intracoastal waters.

$$

AMZ570-161945-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
207 AM EST Tue Dec 16 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

.TODAY...East winds 10 to 15 knots. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: Northeast 6 feet at
10 seconds and north 4 feet at 8 seconds. A slight chance of
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 10 seconds
and north 2 feet at 8 seconds. A slight chance of showers in the
evening.
.WEDNESDAY...East winds around 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 10 seconds
and north 2 feet at 8 seconds. A slight chance of showers in the
morning, then a 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 4 feet at
9 seconds and north 1 foot at 8 seconds. A slight chance of
showers in the evening, then a chance of showers after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 9 seconds and
north 1 foot at 7 seconds. A chance of showers.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas 4 to
5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at
9 seconds and southwest 2 feet at 3 seconds. A chance of showers.
.FRIDAY...West winds around 15 knots, becoming northwest in the
afternoon. Seas 4 to 6 feet, occasionally to 8 feet. A slight
chance of showers in the morning.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.SATURDAY...East winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to
4 feet.

$$

AMZ572-161945-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
207 AM EST Tue Dec 16 2025

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

.TODAY...East winds 10 to 15 knots. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: Northeast 6 feet at
10 seconds and north 4 feet at 9 seconds. A slight chance of
showers.
.TONIGHT...East winds around 15 knots. Seas 5 to 6 feet,
occasionally to 8 feet. Wave Detail: East 5 feet at 9 seconds and
north 3 feet at 8 seconds. A slight chance of showers in the
evening.
.WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 9 seconds and
north 2 feet at 8 seconds. A slight chance of showers in the
morning, then a 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 north 1 foot at 7 seconds. A chance of showers.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 9 seconds and
north 1 foot at 7 seconds. A chance of showers.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest
after midnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave
Detail: East 4 feet at 9 seconds and southwest 2 feet at
3 seconds. A chance of showers.
.FRIDAY...West winds 10 to 15 knots, becoming northwest in the
afternoon. Seas 4 to 5 feet, occasionally to 6 feet. A chance of
showers in the morning, then a slight chance of showers in the
afternoon.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.SATURDAY...East winds 5 to 10 knots. Seas 4 to 5 feet,
occasionally to 6 feet.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to
4 feet.

$$

AMZ575-161945-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
207 AM EST Tue Dec 16 2025

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

.TODAY...East winds around 15 knots. Seas 6 to 7 feet,
occasionally to 9 feet. Wave Detail: Northeast 6 feet at
10 seconds and north 4 feet at 9 seconds. A slight chance of
sprinkles this morning, then a slight chance of showers this
afternoon.
.TONIGHT...East winds 15 to 20 knots. Seas 5 to 6 feet,
occasionally to 8 feet. Wave Detail: Northeast 5 feet at
9 seconds and north 3 feet at 8 seconds.
.WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 8 seconds and
north 2 feet at 7 seconds. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...East winds around 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 8 seconds and
north 2 feet at 7 seconds. A chance of showers.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 4 feet at
7 seconds. A chance of showers.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest
after midnight. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet
at 7 seconds. A chance of showers.
.FRIDAY...West winds 10 to 15 knots. Seas 3 to 4 feet. A chance
of showers in the morning, then a slight chance of showers in the
afternoon.
.FRIDAY NIGHT...North winds around 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A slight chance of showers.
.SATURDAY...East winds around 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.SATURDAY NIGHT...East winds around 10 knots. Seas 3 to 4 feet. A
slight chance of showers.

$$


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