401
FZUS52 KMLB 201851
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
251 PM EDT Mon Jul 20 2026

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.

AMZ500-210715-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
251 PM EDT Mon Jul 20 2026

.SYNOPSIS...The pressure gradient will remain tight early this week,
as Tropical Depression Two remains over the Gulf. The low will
slowly move westward along the northern Gulf coast toward Texas
this week, with little impact to the local waters. Locally, breezy
winds persist at times through at least Tuesday night and small
craft should exercise caution. Winds then slacken into late week.
Isolated to scattered showers and lightning storms will remain
possible through Tuesday, before chances decrease as drier air
moves into the area.

.GULF STREAM HAZARDS...Southerly winds 15 to 20 knots.


The approximate location of the west wall of the Gulf Stream based on
the Real Time Ocean Forecast System as of Monday, July 20th, 2026.

32 nautical miles east of Ponce Inlet.
27 nautical miles east of Port Canaveral.
20 nautical miles east of Sebastian Inlet.
13 nautical miles east of Fort Pierce Inlet.
 8 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-210715-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 5 seconds. Choppy on the intracoastal
waters. A slight chance of thunderstorms this evening. A slight
chance of showers.
.TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 5 seconds. Choppy on the intracoastal
waters. A slight chance of showers. A slight chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 3 to 4 feet. Wave Detail: Southeast
4 feet at 5 seconds and east 1 foot at 8 seconds. Choppy on the
intracoastal waters. A slight chance of thunderstorms in the
evening. A slight chance of showers.
.WEDNESDAY...South winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 4 seconds and east 2 feet at 8 seconds.
Choppy on the intracoastal waters.
.WEDNESDAY NIGHT...South winds 15 to 20 knots, diminishing to
5 to 10 knots after midnight. Seas 3 to 4 feet, subsiding to
2 feet after midnight. Wave Detail: Southeast 3 feet at 4 seconds
and east 1 foot at 8 seconds, becoming southeast 2 feet at
4 seconds and east 2 feet at 8 seconds after midnight. Choppy on
the intracoastal waters.
.THURSDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Seas 2 feet. Wave Detail: East 2 feet
at 8 seconds. A moderate chop on the intracoastal waters.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
5 to 10 knots after midnight. Seas 2 feet. A light chop on the
intracoastal waters.
.FRIDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters.
.SATURDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters.
.SATURDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters. A slight chance of showers and thunderstorms
in the evening.

Winds and waves higher in and near thunderstorms.

$$

AMZ552-210715-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds and east 1 foot at
8 seconds. A light chop on the intracoastal waters. A slight
chance of thunderstorms this evening. A slight chance of showers.
.TUESDAY...South winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 5 seconds and east 2 feet at 8 seconds.
Choppy on the intracoastal waters. A slight chance of showers and
thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 4 seconds and east 1 foot at
8 seconds. A light chop on the intracoastal waters. A slight
chance of showers.
.WEDNESDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 2 feet at 4 seconds and east 2 feet at 8 seconds. A
moderate chop on the intracoastal waters.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
5 to 10 knots after midnight. Seas 2 feet. Wave Detail: Southeast
2 feet at 3 seconds and east 2 feet at 8 seconds. A light chop on
the intracoastal waters.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds and southeast 1 foot at
4 seconds. A light chop on the intracoastal waters.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet.
Mostly smooth on the intracoastal waters.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. A light
chop on the intracoastal waters.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters.
.SATURDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters. A slight chance of showers and thunderstorms in the
afternoon.
.SATURDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters. A slight chance of showers and
thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

AMZ555-210715-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 4 seconds and east 1 foot at
8 seconds. Choppy on the intracoastal waters. A slight chance of
showers and thunderstorms.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 4 seconds and east 1 foot at
8 seconds. A moderate chop on the intracoastal waters. A slight
chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 4 seconds and east
1 foot at 8 seconds. A light chop on the intracoastal waters. A
slight chance of thunderstorms in the evening. A slight chance of
showers.
.WEDNESDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds and east 1 foot at 7 seconds. A
moderate chop on the intracoastal waters. A slight chance of
showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds and east 1 foot at 8 seconds. A
light chop on the intracoastal waters.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 1 foot at 4 seconds and east 1 foot at
8 seconds. A light chop on the intracoastal waters.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet.
Mostly smooth on the intracoastal waters.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. A light
chop on the intracoastal waters. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters.
.SATURDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters. A slight chance of showers and thunderstorms in the
afternoon.
.SATURDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters. A slight chance of showers and
thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

AMZ570-210715-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 5 seconds and east 2 feet at 8 seconds. A
slight chance of showers and thunderstorms.
.TUESDAY...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: South 3 feet at 5 seconds and southeast 3 feet at
8 seconds. A slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 3 feet at 5 seconds and east 3 feet at
8 seconds. A slight chance of thunderstorms in the evening. A
slight chance of showers.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 8 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 4 seconds and southeast 3 feet
at 8 seconds.
.THURSDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 feet. Wave Detail: East 2 feet at 8 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
5 to 10 knots after midnight. Seas 2 to 3 feet.
.FRIDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
after midnight. Seas 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots, becoming southwest
after midnight. Seas 3 feet. A slight chance of showers and
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ572-210715-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: South 3 feet at 5 seconds and east 2 feet at 8 seconds. A
slight chance of showers and thunderstorms.
.TUESDAY...South winds around 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds and east 2 feet at 8 seconds. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 8 seconds and south 2 feet at
4 seconds. A slight chance of thunderstorms in the evening. A
slight chance of showers.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 feet. Wave
Detail: Southeast 2 feet at 8 seconds.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 feet.
Wave Detail: East 2 feet at 8 seconds and south 1 foot at
3 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 3 feet.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
after midnight. Seas 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots, becoming southwest
after midnight. Seas 3 feet. A slight chance of showers and
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ575-210715-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
251 PM EDT Mon Jul 20 2026

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...South winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 4 seconds and east 1 foot at 8 seconds. A
slight chance of showers and thunderstorms.
.TUESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds and east 1 foot at 8 seconds. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 feet.
Wave Detail: South 2 feet at 4 seconds and east 1 foot at
8 seconds. A slight chance of showers and thunderstorms.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 feet. Wave
Detail: South 2 feet at 4 seconds and east 2 feet at 8 seconds. A
slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: East 2 feet at 8 seconds and south 1 foot at
4 seconds.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: East 2 feet at 8 seconds and southeast 1 foot at
4 seconds.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.
.FRIDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 2 to 3 feet.
.SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$