Coastal Waters Forecast
Issued by NWS Melbourne, FL

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657
FZUS52 KMLB 170619
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
219 AM EDT Thu Jul 17 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.

ANZ500-172030-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
219 AM EDT Thu Jul 17 2025

.SYNOPSIS...The Atlantic ridge axis remains near to just north of
the area through late week, as low pressure continues to shift
westward along the northern Gulf coast. Higher rain and lightning
storm coverage is forecast through today. A more typical
summertime pattern then returns late week with decreasing rain
chances into the weekend.

.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 Thursday, July 17th, 2025.

42 nautical miles east of Ponce Inlet.
27 nautical miles east of Port Canaveral.
24 nautical miles east of Sebastian Inlet.
16 nautical miles east of Fort Pierce Inlet.
 9 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-172030-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds. A moderate chop on the
intracoastal waters. A chance of showers and thunderstorms.
.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 7 seconds. Mostly smooth on the
intracoastal waters.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 8 seconds. 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.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 8 seconds. Mostly smooth on the
intracoastal waters.
.SATURDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 2 feet. Wave Detail: East 2 feet at 8 seconds. A
light chop on the intracoastal waters. A slight chance of showers
and thunderstorms in the afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 feet. Wave Detail: East 2 feet at
8 seconds. Mostly smooth on the intracoastal waters.
.SUNDAY...Southwest winds around 5 knots, becoming southeast in
the afternoon. Seas 2 feet. A light chop on the intracoastal
waters. A chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 feet.
Mostly smooth on the intracoastal waters. A slight chance of
thunderstorms in the evening. A slight chance of showers.
.MONDAY...Southwest winds 5 to 10 knots, becoming southeast in
the afternoon. Seas 2 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.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
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.

Winds and waves higher in and near thunderstorms.

$$

AMZ552-172030-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds. A moderate chop on the
intracoastal waters. A chance of showers and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 7 seconds. Mostly smooth on the
intracoastal waters.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 8 seconds. A light chop on the
intracoastal waters. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds. Mostly smooth on the
intracoastal waters.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds. A light chop on the
intracoastal waters.
.SATURDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas 2 feet. Wave Detail: East 2 feet at
8 seconds. Smooth on the intracoastal waters.
.SUNDAY...Southwest winds around 5 knots, becoming southeast in
the afternoon. Seas 2 feet. A light chop on the intracoastal
waters. A slight chance of showers and thunderstorms in the
afternoon.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet. Mostly
smooth on the intracoastal waters. A slight chance of
thunderstorms in the evening. A slight chance of showers.
.MONDAY...Southwest winds around 5 knots, becoming southeast in
the afternoon. Seas 1 to 2 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.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
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.

Winds and waves higher in and near thunderstorms.

$$

AMZ555-172030-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 5 seconds. A moderate chop on the
intracoastal waters. A chance of showers and thunderstorms.
.TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 6 seconds. Mostly smooth on the
intracoastal waters.
.FRIDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds and east 2 feet at
8 seconds. A light chop on the intracoastal waters. A slight
chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds and east 2 feet at
8 seconds. Mostly smooth on the intracoastal waters.
.SATURDAY...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.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet.
Wave Detail: Southeast 1 foot at 4 seconds and east 1 foot at
8 seconds. Mostly smooth on the intracoastal waters.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A
light chop on the intracoastal waters. A slight chance of showers
and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 1 to 2 feet. Mostly smooth on the
intracoastal waters. A slight chance of showers and thunderstorms
after midnight.
.MONDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 1 to 2 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.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
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.

Winds and waves higher in and near thunderstorms.

$$

AMZ570-172030-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 3 feet at 7 seconds. A chance of showers and
thunderstorms.
.TONIGHT...South winds around 10 knots. Seas 3 feet. Wave Detail:
Southeast 3 feet at 8 seconds. A slight chance of showers and
thunderstorms.
.FRIDAY...South winds 5 to 10 knots. Seas 3 feet. Wave Detail:
East 3 feet at 8 seconds. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 8 seconds.
.SATURDAY...South winds around 5 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 8 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 8 seconds.
.SUNDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 10 knots. Seas 2 to
3 feet. A slight chance of thunderstorms. A slight chance of
showers in the evening, then a chance of showers after midnight.
.MONDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 feet. A chance of showers. A slight chance of
thunderstorms in the morning, then a chance of thunderstorms in
the afternoon.
.MONDAY NIGHT...Southwest winds around 10 knots. Seas 2 feet. A
chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ572-172030-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 feet. Wave
Detail: East 3 feet at 7 seconds. A chance of showers and
thunderstorms.
.TONIGHT...Southeast winds around 10 knots. Seas 3 feet. Wave
Detail: East 3 feet at 8 seconds. A slight chance of showers and
thunderstorms in the evening.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 8 seconds. A slight chance of showers and
thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 8 seconds and south 1 foot at
3 seconds.
.SATURDAY...Southeast winds around 5 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 8 seconds.
.SATURDAY NIGHT...South winds around 5 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds and south 1 foot at 3 seconds.
.SUNDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Seas 2 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet. A slight
chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 feet. A chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 10 knots. Seas 2 feet. A
chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

AMZ575-172030-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
219 AM EDT Thu Jul 17 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 5 seconds and east 2 feet at 8 seconds. A
slight chance of showers and thunderstorms.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds and east 2 feet at
8 seconds. A slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 5 seconds and east 2 feet at
8 seconds. A slight chance of showers and thunderstorms.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: East 2 feet at 8 seconds and south 1 foot at 4 seconds.
.SATURDAY NIGHT...Southeast winds around 5 knots. Seas 2 feet.
Wave Detail: East 2 feet at 8 seconds and south 1 foot at
3 seconds.
.SUNDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Seas 2 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Seas 1 to 2 feet. A chance of showers and
thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. A
chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$