Coastal Waters Forecast
Issued by NWS Melbourne, FL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
615
FZUS52 KMLB 301317
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
917 AM EDT Wed Sep 30 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.

AMZ500-010215-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
917 AM EDT Wed Sep 30 2026

.SYNOPSIS...Generally favorable boating conditions are forecast
through this week and into the upcoming weekend as high pressure
remains in place to the north. This will result in onshore flow
continuing into into the weekend, becoming locally enhanced each
afternoon behind the formation of the east coast sea breeze. An
increase in shower and lightning storm coverage is forecast across
the local waters through late week as moisture increases.

.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, September 30th, 2026.

48 nautical miles east of Ponce Inlet.
36 nautical miles east of Port Canaveral.
29 nautical miles east of Sebastian Inlet.
21 nautical miles east of Fort Pierce Inlet.
14 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-010215-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
917 AM EDT Wed Sep 30 2026

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

Winds and waves higher in and near thunderstorms.

$$

AMZ552-010215-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
917 AM EDT Wed Sep 30 2026

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

$$

AMZ555-010215-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
917 AM EDT Wed Sep 30 2026

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

$$

AMZ570-010215-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
917 AM EDT Wed Sep 30 2026

.REST OF TODAY...Southeast winds around 5 knots, becoming east
late. Seas 2 feet. Wave Detail: Northeast 2 feet at 10 seconds
and southeast 1 foot at 3 seconds. A chance of showers. A slight
chance of thunderstorms this morning, then a chance of
thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 3 seconds and northeast 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.
.THURSDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds and northeast 2 feet at
9 seconds. A chance of showers. A slight chance of thunderstorms
in the morning, then a chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 3 feet.
Wave Detail: East 2 feet at 4 seconds and northeast 2 feet at
9 seconds. A chance of showers. A chance of thunderstorms in the
evening, then a slight chance of thunderstorms after midnight.
.FRIDAY...Southeast winds around 10 knots. Seas 3 feet. Wave
Detail: East 2 feet at 5 seconds and northeast 2 feet at
10 seconds. A chance of showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance
of thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 3 feet.
Wave Detail: East 3 feet at 8 seconds and east 2 feet at
5 seconds. A chance of showers. A chance of thunderstorms in the
evening, then a slight chance of thunderstorms after midnight.
.SATURDAY...East winds 10 to 15 knots. Seas 3 feet. A chance of
showers and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms in the evening,
then a slight chance of showers and thunderstorms after midnight.
.SUNDAY...Southeast winds around 10 knots. Seas 3 feet. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. A
chance of showers. A chance of thunderstorms in the evening, then
a slight chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

AMZ572-010215-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
917 AM EDT Wed Sep 30 2026

.REST OF TODAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Northeast 2 feet at 10 seconds and southeast 1 foot at
3 seconds. A chance of showers. A chance of thunderstorms this
afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 3 seconds and northeast 2 feet at
10 seconds. A chance of showers and thunderstorms.
.THURSDAY...East winds 10 to 15 knots. Seas 3 feet. Wave Detail:
Southeast 2 feet at 4 seconds and northeast 2 feet at 9 seconds.
A chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 3 feet at 4 seconds and northeast 2 feet at
9 seconds. A chance of showers. A chance of thunderstorms in the
evening, then a slight chance of thunderstorms after midnight.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 3 feet at 5 seconds and northeast 2 feet at
10 seconds. A chance of showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance
of thunderstorms in the afternoon.
.FRIDAY NIGHT...East winds around 10 knots. Seas 3 feet. Wave
Detail: East 3 feet at 5 seconds and east 3 feet at 9 seconds. A
chance of showers and thunderstorms in the evening, then a slight
chance of showers and thunderstorms after midnight.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. A chance
of showers. A slight chance of thunderstorms in the morning, then
a chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms in the evening,
then a slight chance of showers and thunderstorms after midnight.
.SUNDAY...Southeast winds around 10 knots. Seas 3 feet. A chance
of showers. A slight chance of thunderstorms in the morning, then
a chance of thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 feet. A
chance of showers and thunderstorms in the evening, then a slight
chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

AMZ575-010215-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
917 AM EDT Wed Sep 30 2026

.REST OF TODAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Northeast 2 feet at 10 seconds and south 1 foot at
3 seconds. A chance of showers. A slight chance of thunderstorms
this morning, then a chance of thunderstorms this afternoon.
.TONIGHT...East winds 5 to 10 knots, becoming southeast 10 to
15 knots after midnight. Seas 2 to 3 feet. Wave Detail: East
2 feet at 3 seconds and northeast 2 feet at 9 seconds. A chance
of showers and thunderstorms.
.THURSDAY...East winds 10 to 15 knots. Seas 3 feet. Wave Detail:
East 3 feet at 4 seconds and northeast 2 feet at 9 seconds. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 3 feet at 4 seconds and northeast 2 feet at
9 seconds. Showers likely with a chance of thunderstorms in the
evening, then a chance of showers with a slight chance of
thunderstorms after midnight.
.FRIDAY...East winds 10 to 15 knots. Seas 3 feet. Wave Detail:
East 3 feet at 5 seconds and northeast 2 feet at 10 seconds. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 2 feet at 5 seconds and northeast 2 feet at
9 seconds. A chance of showers and thunderstorms in the evening,
then a slight chance of showers and thunderstorms after midnight.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. A chance
of showers and thunderstorms.
.SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms.
.SUNDAY...Southeast winds around 10 knots. Seas 3 feet. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$