Coastal Waters Forecast
Issued by NWS Melbourne, FL

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FZUS52 KMLB 220145
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
945 PM EDT Wed May 21 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.

ANZ500-221415-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
945 PM EDT Wed May 21 2025

.SYNOPSIS...Generally favorable boating conditions outside of
lightning storms through the weekend. High pressure over Florida
and the local Atlantic waters continues to retreat overnight,
then a weak cold front pushes slowly through Thursday, stalls
across south-central Florida Friday, then slowly lifts north as
weak warm front this weekend. High pressure gradually builds back
from offshore behind the front.

.GULF STREAM HAZARDS...None.

The approximate location of the west wall of the Gulf Stream based
on the Real Time Ocean Forecast System as of Wednesday, May 21st,
2025.

34 nautical miles east of Ponce Inlet.
24 nautical miles east of Port Canaveral.
20 nautical miles east of Sebastian Inlet.
11 nautical miles east of Fort Pierce Inlet.
 6 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-221415-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...West winds 10 to 15 knots, becoming northwest
early this morning. Seas 2 feet. Wave Detail: West 2 feet at
3 seconds and east 1 foot at 9 seconds. A light chop on the
intracoastal waters.
.THURSDAY...North winds around 10 knots, becoming northeast in
the afternoon. Seas 2 feet. Wave Detail: North 2 feet at
4 seconds and east 2 feet at 9 seconds. A light chop on the
intracoastal waters. A slight chance of showers. A slight chance
of thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 5 knots, becoming
southwest after midnight. Seas 2 feet. Wave Detail: Northeast
2 feet at 7 seconds and northwest 1 foot at 4 seconds. Smooth on
the intracoastal waters.
.FRIDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Seas 2 feet. Wave Detail: East 2 feet at 7 seconds and
southeast 1 foot at 2 seconds. A light chop on the intracoastal
waters.
.FRIDAY NIGHT...South winds 5 to 10 knots, becoming west after
midnight. Seas 2 feet. Wave Detail: East 2 feet at 8 seconds and
southeast 1 foot at 3 seconds. Mostly smooth on the intracoastal
waters.
.SATURDAY...North winds 5 to 10 knots, becoming northeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Northeast 2 feet at
8 seconds and northwest 1 foot at 3 seconds. A light chop on the
intracoastal waters.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 feet. Mostly
smooth on the intracoastal waters.
.SUNDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 2 feet. A moderate chop on the
intracoastal waters. A slight chance of showers and thunderstorms
in the afternoon.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet. A light
chop on the intracoastal waters.
.MONDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Seas 2 feet. A moderate chop on the
intracoastal waters. A slight chance of showers in the morning,
then a chance of showers with a slight chance of thunderstorms in
the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
light chop on the intracoastal waters. A chance of showers and
thunderstorms in the evening, then a slight chance of showers and
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

AMZ552-221415-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...Southwest winds around 10 knots, becoming west
late this evening and overnight. Seas 2 feet. Wave Detail: South
2 feet at 4 seconds and east 1 foot at 9 seconds. Mostly smooth
on the intracoastal waters. A slight chance of showers.
.THURSDAY...North winds around 10 knots, becoming northeast in
the afternoon. Seas 2 feet. Wave Detail: North 2 feet at
3 seconds and northeast 2 feet at 8 seconds. A light chop on the
intracoastal waters. A slight chance of showers. A slight chance
of thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 5 knots, becoming
southwest after midnight. Seas 2 feet. Wave Detail: Northeast
2 feet at 7 seconds and southeast 1 foot at 3 seconds. Smooth on
the intracoastal waters. A slight chance of showers and
thunderstorms.
.FRIDAY...Southwest winds around 5 knots, becoming east in the
afternoon. Seas 2 feet. Wave Detail: Northeast 2 feet at
7 seconds and southeast 1 foot at 3 seconds. A light chop on the
intracoastal waters. A chance of showers and thunderstorms in the
morning, then a slight chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 feet. Wave Detail: East 2 feet at
8 seconds and southeast 1 foot at 3 seconds. Mostly smooth on the
intracoastal waters. A slight chance of showers in the evening.
.SATURDAY...North winds 5 to 10 knots, becoming northeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: East 2 feet at
3 seconds and northeast 1 foot at 9 seconds. A light chop on the
intracoastal waters.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 feet. Mostly
smooth on the intracoastal waters.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 feet. A light
chop on the intracoastal waters. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 feet. A
light chop on the intracoastal waters. A slight chance of showers
and thunderstorms in the evening.
.MONDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Seas 2 feet. A moderate chop on the
intracoastal waters. A slight chance of thunderstorms. A slight
chance of showers in the morning, then a chance of showers in the
afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
light chop on the intracoastal waters. A chance of showers and
thunderstorms in the evening, then a slight chance of showers and
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

AMZ555-221415-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...South winds 10 to 15 knots, becoming southwest
late this evening, becoming west 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 2 feet at 3 seconds and east 1 foot at
8 seconds. A light chop on the intracoastal waters.
.THURSDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 1 to 2 feet. Wave Detail: Northeast 2 feet at
8 seconds and northwest 1 foot at 3 seconds. A light chop on the
intracoastal waters. A chance of showers. A slight chance of
thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas 1 to 2 feet. Wave Detail: North 2 feet at
7 seconds and southeast 1 foot at 3 seconds. Smooth on the
intracoastal waters. A slight chance of showers and thunderstorms
in the evening, then a chance of showers and thunderstorms after
midnight.
.FRIDAY...Southwest winds 5 to 10 knots, becoming southeast in
the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at
3 seconds and north 2 feet at 7 seconds. A light chop on the
intracoastal waters. A chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming southwest
after midnight. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet
at 3 seconds and north 2 feet at 7 seconds. Mostly smooth on the
intracoastal waters. A slight chance of showers and thunderstorms
in the evening.
.SATURDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: East 2 feet at 3 seconds and northeast 1 foot at
9 seconds. A light chop on the intracoastal waters. A slight
chance of showers. A slight chance of thunderstorms in the
afternoon.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 feet. Mostly
smooth on the intracoastal waters. A slight chance of showers and
thunderstorms in the evening.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 feet. A light
chop on the intracoastal waters. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 feet.
Mostly smooth on the intracoastal waters. A slight chance of
showers and thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 feet. A moderate
chop on the intracoastal waters. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 feet. A
light chop on the intracoastal waters. A chance of showers and
thunderstorms in the evening, then a slight chance of showers and
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

AMZ570-221415-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...Southwest winds 10 to 15 knots, becoming
northwest. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at
4 seconds and east 2 feet at 9 seconds. A slight chance of
showers.
.THURSDAY...North winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: North
3 feet at 5 seconds and east 2 feet at 9 seconds. A slight chance
of showers. A slight chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 5 knots, becoming
southwest after midnight. Seas 2 to 3 feet. Wave Detail: North
3 feet at 7 seconds. A slight chance of showers after midnight.
.FRIDAY...West winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at
5 seconds and east 2 feet at 8 seconds. A slight chance of
showers and thunderstorms in the morning.
.FRIDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 feet. Wave Detail: South 2 feet at
3 seconds and east 2 feet at 9 seconds.
.SATURDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at
3 seconds and east 2 feet at 9 seconds.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
A slight chance of showers after midnight.
.MONDAY...South winds 10 to 15 knots. Seas 2 feet. A slight
chance of showers in the morning, then a chance of showers with a
slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 3 feet. A chance
of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ572-221415-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...Southwest winds 10 to 15 knots, becoming
northwest early this morning. Seas 2 to 3 feet. Wave Detail:
Northwest 3 feet at 4 seconds and east 2 feet at 8 seconds. A
slight chance of showers.
.THURSDAY...Northwest winds 10 to 15 knots, becoming north 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northwest 3 feet at 5 seconds and east 2 feet at 9 seconds. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming
southwest after midnight. Seas 2 to 3 feet. Wave Detail: North
3 feet at 6 seconds and east 2 feet at 9 seconds. A slight chance
of thunderstorms. A slight chance of showers in the evening, then
a chance of showers after midnight.
.FRIDAY...Southwest winds 5 to 10 knots, becoming southeast in
the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at
5 seconds and northeast 2 feet at 8 seconds. A chance of showers
and thunderstorms in the morning, then a slight chance of showers
and thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Seas 2 feet. Wave Detail: South 2 feet at
4 seconds and east 2 feet at 9 seconds. A slight chance of
showers and thunderstorms.
.SATURDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 2 feet. Wave Detail: Northwest 2 feet at
4 seconds and east 2 feet at 9 seconds.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet.
.SUNDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
A slight chance of showers and thunderstorms.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers with a slight chance of thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 3 feet. A chance
of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ575-221415-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
945 PM EDT Wed May 21 2025

.REST OF TONIGHT...South winds 10 to 15 knots, becoming west.
Seas 1 to 2 feet. Wave Detail: South 2 feet at 3 seconds and east
1 foot at 8 seconds.
.THURSDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at
4 seconds and northeast 2 feet at 9 seconds. A chance of showers.
A slight chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots, becoming south after
midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at
4 seconds and north 2 feet at 6 seconds. A slight chance of
showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.FRIDAY...Southwest winds 5 to 10 knots, becoming southeast in
the afternoon. Seas 2 to 3 feet. Wave Detail: North 3 feet at
6 seconds and south 2 feet at 4 seconds. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds around 10 knots. Seas 2 feet. Wave
Detail: South 2 feet at 4 seconds and north 2 feet at 8 seconds.
A chance of showers and thunderstorms in the evening, then a
slight chance of showers and thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 feet. Wave Detail: South 2 feet at 4 seconds
and northeast 2 feet at 9 seconds. A slight chance of showers and
thunderstorms.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 feet. A
slight chance of showers and thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 2 feet. A chance
of showers and thunderstorms in the morning, then a slight chance
of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$