Coastal Waters Forecast
Issued by NWS Melbourne, FL

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FZUS52 KMLB 121845
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
245 PM EDT Wed Aug 12 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.

AMZ500-130715-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
245 PM EDT Wed Aug 12 2026

.SYNOPSIS...High pressure meanders over the local Atlantic waters
into early next week. Light west to southwest winds back south to
southeast at the coast each afternoon and increase to around 10
knots with the development of the sea breeze. Shower and
lightning storm chances will be below normal through this
weekend. However, a few storms will be capable of strong wind
gusts and locally higher seas.

.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, August 12th, 2026.

37 nautical miles east of Ponce Inlet.
29 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.

$$

AMZ550-130715-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
245 PM EDT Wed Aug 12 2026

.TONIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 1 foot at 3 seconds and northwest 1 foot at
3 seconds. Mostly smooth on the intracoastal waters. A chance of
showers and thunderstorms this evening.
.THURSDAY...West winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and northwest 1 foot at 3 seconds. A light chop on the
intracoastal waters. A slight chance of showers and thunderstorms
in the afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: Southeast 1 foot at 3 seconds and east
1 foot at 8 seconds. Mostly smooth on the intracoastal waters.
.FRIDAY...Southwest winds around 5 knots, becoming southeast in
the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and east 1 foot at 9 seconds. A light chop on the
intracoastal waters.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 3 seconds and east 1 foot at
9 seconds. Mostly smooth on the intracoastal waters.
.SATURDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at
4 seconds and east 2 feet at 9 seconds. A light chop on the
intracoastal waters.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet. 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.
.SUNDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 feet. Mostly smooth on the intracoastal
waters.
.MONDAY...Northwest winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 feet. A light chop on the intracoastal waters.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming west after
midnight. Seas 2 feet. Mostly smooth on the intracoastal waters.

Winds and waves higher in and near thunderstorms.

$$

AMZ552-130715-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
245 PM EDT Wed Aug 12 2026

.TONIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and east 1 foot at 8 seconds. Mostly smooth on the
intracoastal waters. A slight chance of showers and thunderstorms
this evening.
.THURSDAY...West winds around 5 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and east 1 foot at 8 seconds. A light chop on the
intracoastal waters. A slight chance of showers and thunderstorms
in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at
9 seconds. Mostly smooth on the intracoastal waters.
.FRIDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and east 1 foot at 9 seconds. A light chop on the
intracoastal waters.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 3 seconds and east 1 foot at
9 seconds. Mostly smooth on the intracoastal waters.
.SATURDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: East 1 foot at
4 seconds and east 1 foot at 9 seconds. A light chop on the
intracoastal waters.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet. 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.
.SUNDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 feet. Mostly smooth on the intracoastal
waters.
.MONDAY...Northwest winds 5 to 10 knots, becoming east in the
afternoon. Seas 1 to 2 feet. A light chop on the intracoastal
waters.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming west after
midnight. Seas 2 feet. Mostly smooth on the intracoastal waters.

Winds and waves higher in and near thunderstorms.

$$

AMZ555-130715-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
245 PM EDT Wed Aug 12 2026

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

Winds and waves higher in and near thunderstorms.

$$

AMZ570-130715-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
245 PM EDT Wed Aug 12 2026

.TONIGHT...Southwest winds 5 to 10 knots. Seas 2 feet. Wave
Detail: West 2 feet at 3 seconds and southeast 1 foot at
3 seconds. A slight chance of showers and thunderstorms.
.THURSDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Seas 1 to 2 feet. Wave Detail: Northwest 2 feet at
3 seconds and southeast 1 foot at 3 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: West 1 foot at 3 seconds and southeast
1 foot at 3 seconds.
.FRIDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 to 2 feet. Wave Detail: West 1 foot at
3 seconds and southeast 1 foot at 3 seconds.
.FRIDAY NIGHT...South winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas 2 feet. Wave Detail: Southeast
2 feet at 3 seconds and east 2 feet at 9 seconds.
.SATURDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 feet. Wave Detail: Southeast 2 feet at
9 seconds and east 1 foot at 3 seconds.
.SATURDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.
.SUNDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet.
.MONDAY...West winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ572-130715-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
245 PM EDT Wed Aug 12 2026

.TONIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Seas 1 to 2 feet. Wave Detail: Southwest 2 feet at
3 seconds and southeast 1 foot at 3 seconds. A chance of showers
and thunderstorms this evening.
.THURSDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Seas 1 to 2 feet. Wave Detail: Northwest 2 feet at
4 seconds and southeast 1 foot at 3 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 1 foot at 3 seconds and west 1 foot at
4 seconds.
.FRIDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
3 seconds and northwest 1 foot at 4 seconds.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Southeast 2 feet at 3 seconds and east 2 feet at
9 seconds.
.SATURDAY...South winds 5 to 10 knots. Seas 2 feet. Wave Detail:
East 2 feet at 9 seconds and north 1 foot at 3 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 feet.
.SUNDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet.
.MONDAY...West winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

AMZ575-130715-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
245 PM EDT Wed Aug 12 2026

.TONIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: West 1 foot at 2 seconds and east 1 foot at 3 seconds. A
slight chance of showers and thunderstorms this evening.
.THURSDAY...West winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 to 2 feet. Wave Detail: West 1 foot at
3 seconds and southeast 1 foot at 3 seconds. A slight chance of
showers and thunderstorms in the morning.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 1 foot at 3 seconds and east 1 foot at
9 seconds.
.FRIDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Northwest 1 foot at
3 seconds and east 1 foot at 3 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds and northwest 1 foot at
3 seconds. A slight chance of showers and thunderstorms after
midnight.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds and northwest 1 foot at
4 seconds. A chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet.
.SUNDAY...South winds around 5 knots. Seas 2 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 1 to 2 feet.
.MONDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 to 2 feet.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming southwest
after midnight. Seas 1 to 2 feet.

Winds and seas higher in and near thunderstorms.

$$