Your Ultimate Boating Resource

HomeForecastsFlorida ForecastsMerritt Island, FL Coastal Forecast

Merritt Island, FL Coastal Forecast

FZUS52 KMLB 240003
CWFMLB

Coastal Waters Forecast for East Central Florida
National Weather Service Melbourne FL
703 PM EST Tue Dec 23 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.

AMZ500-241315-
Synopsis for Flagler Beach to Jupiter Inlet out to 60 nm
703 PM EST Tue Dec 23 2025

.SYNOPSIS...Poor boating conditions are forecast to continue
into the overnight hours, especially over the Gulf Stream. High
pressure will then gradually build into the region mid to late
week and remain in place through the weekend, with boating
conditions becoming more favorable.

.GULF STREAM HAZARDS...Seas up to 6 feet.

The approximate location of the west wall of the Gulf Stream based on
the Real Time Ocean Forecast System as of Tuesday, December 23rd, 2025.

43 nautical miles east of Ponce Inlet.
31 nautical miles east of Port Canaveral.
26 nautical miles east of Sebastian Inlet.
17 nautical miles east of Fort Pierce Inlet.
11 nautical miles east of Saint Lucie Inlet.

$$

AMZ550-241315-
Flagler Beach to Volusia-Brevard County Line 0-20 nm-
703 PM EST Tue Dec 23 2025

.REST OF TONIGHT...East winds around 5 knots early this evening,
becoming light, becoming northwest around 5 knots. Seas 4 to
5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at
9 seconds. Smooth on the intracoastal waters.
.WEDNESDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 9 seconds. A light chop on the
intracoastal waters.
.WEDNESDAY NIGHT...North winds around 5 knots, becoming northwest
after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at
9 seconds. Smooth on the intracoastal waters.
.THURSDAY...Northwest winds 5 to 10 knots, becoming north in the
afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at
9 seconds. A light chop on the intracoastal waters.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 9 seconds. Mostly smooth on the
intracoastal waters.
.FRIDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at
9 seconds. A light chop on the intracoastal waters.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters.
.SATURDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters.
.SATURDAY NIGHT...West winds 5 to 10 knots. Seas 2 to 3 feet.
Mostly smooth on the intracoastal waters.
.SUNDAY...West winds around 5 knots, becoming southwest in the
afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters.
.SUNDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet. A
light chop on the intracoastal waters.

$$

AMZ552-241315-
Volusia-Brevard County Line to Sebastian Inlet 0-20 nm-
703 PM EST Tue Dec 23 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...Northeast winds around 5 knots, becoming
north. Seas 4 to 6 feet, occasionally to 6 feet. Wave Detail:
East 5 feet at 9 seconds. Smooth on the intracoastal waters.
.WEDNESDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 9 seconds. A light chop on the
intracoastal waters.
.WEDNESDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 9 seconds. Mostly smooth on the
intracoastal waters.
.THURSDAY...Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 9 seconds. A light chop on the
intracoastal waters.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: East 3 feet at 9 seconds. Mostly smooth on
the intracoastal waters.
.FRIDAY...West winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 9 seconds. A light chop on the
intracoastal waters.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas 2 to 3 feet. Mostly smooth on the
intracoastal waters.
.SATURDAY...West winds 5 to 10 knots, becoming around 5 knots in
the afternoon. Seas 2 to 3 feet. A light chop on the intracoastal
waters.
.SATURDAY NIGHT...Southwest winds around 5 knots, becoming west
after midnight. Seas 2 to 3 feet. Smooth on the intracoastal
waters.
.SUNDAY...West winds around 5 knots, becoming southwest in the
afternoon. Seas 2 to 3 feet. Smooth on the intracoastal waters.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
10 to 15 knots after midnight. Seas 2 to 3 feet. A light chop on
the intracoastal waters.

$$

AMZ555-241315-
Sebastian Inlet to Jupiter Inlet 0-20 nm-
703 PM EST Tue Dec 23 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...Northeast winds 5 to 10 knots. Seas 4 to
6 feet, occasionally to 8 feet. Wave Detail: Northeast 5 feet at
9 seconds. Mostly smooth on the intracoastal waters.
.WEDNESDAY...North winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: Northeast 4 feet at 9 seconds and east 1 foot at
5 seconds. A light chop on the intracoastal waters.
.WEDNESDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Northeast 3 feet at 9 seconds. Mostly smooth on the
intracoastal waters.
.THURSDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 9 seconds and north 2 feet at
4 seconds. A light chop on the intracoastal waters.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: North 2 feet at 4 seconds and northeast
2 feet at 9 seconds. Mostly smooth on the intracoastal waters.
.FRIDAY...Northwest winds 5 to 10 knots, becoming north in the
afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at
9 seconds and southeast 1 foot at 4 seconds. A light chop on the
intracoastal waters.
.FRIDAY NIGHT...South winds around 5 knots, becoming west after
midnight. Seas 2 to 3 feet. Mostly smooth on the intracoastal
waters.
.SATURDAY...Northwest winds 5 to 10 knots, becoming north in the
afternoon. Seas 3 to 4 feet. A light chop on the intracoastal
waters.
.SATURDAY NIGHT...South winds around 5 knots, becoming west after
midnight. Seas 3 to 4 feet. Smooth on the intracoastal waters.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Seas 3 to 4 feet. Smooth on the intracoastal
waters.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
10 to 15 knots after midnight. Seas 2 to 3 feet. A light chop on
the intracoastal waters.

$$

AMZ570-241315-
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
703 PM EST Tue Dec 23 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...East winds around 5 knots, becoming northwest.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East
5 feet at 9 seconds and north 2 feet at 7 seconds.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 4 feet at 9 seconds and
north 3 feet at 7 seconds.
.WEDNESDAY NIGHT...North winds 5 to 10 knots. Seas 3 to 4 feet.
Wave Detail: North 3 feet at 5 seconds and east 3 feet at
9 seconds.
.THURSDAY...Northwest winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 9 seconds.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 9 seconds.
.FRIDAY...West winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: Northeast 3 feet at 9 seconds and northwest 2 feet at
5 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots. Seas 3 to 4 feet.
.SATURDAY...West winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 3 to 5 feet, occasionally to
6 feet.
.SATURDAY NIGHT...West winds 5 to 10 knots. Seas 3 to 4 feet.
.SUNDAY...West winds 5 to 10 knots. Seas 3 to 4 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots. Seas 3 to 4 feet.

$$

AMZ572-241315-
Volusia-Brevard County Line to Sebastian Inlet 20-60 nm-
703 PM EST Tue Dec 23 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...Northeast winds 5 to 10 knots, becoming north.
Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East
6 feet at 9 seconds and north 2 feet at 7 seconds.
.WEDNESDAY...North winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 4 to 5 feet, occasionally to
6 feet. Wave Detail: East 5 feet at 9 seconds and north 3 feet at
5 seconds.
.WEDNESDAY NIGHT...North winds around 10 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 9 seconds and north 3 feet at
6 seconds.
.THURSDAY...Northwest winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: North 3 feet at 5 seconds and east 3 feet at 9 seconds.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 9 seconds and north 2 feet at
5 seconds.
.FRIDAY...West winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: Northeast 3 feet at 9 seconds and northwest 2 feet at
5 seconds.
.FRIDAY NIGHT...West winds 5 to 10 knots. Seas 3 to 4 feet.
.SATURDAY...West winds 5 to 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.SATURDAY NIGHT...West winds 5 to 10 knots. Seas 3 to 4 feet.
.SUNDAY...West winds 5 to 10 knots. Seas 3 to 4 feet.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots, becoming west
15 to 20 knots after midnight. Seas 3 to 4 feet.

$$

AMZ575-241315-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
703 PM EST Tue Dec 23 2025

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...Northeast winds around 10 knots. Seas 4 to
6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at
9 seconds and north 3 feet at 7 seconds.
.WEDNESDAY...Northeast winds around 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Northeast 4 feet at
9 seconds and northwest 3 feet at 7 seconds.
.WEDNESDAY NIGHT...North winds around 10 knots. Seas 3 to 4 feet.
Wave Detail: North 3 feet at 6 seconds and northeast 3 feet at
9 seconds.
.THURSDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: North 3 feet at 6 seconds and northeast 3 feet at
9 seconds.
.THURSDAY NIGHT...Northwest winds 5 to 10 knots. Seas 3 feet.
Wave Detail: Northeast 3 feet at 9 seconds and northwest 2 feet
at 5 seconds.
.FRIDAY...Northwest winds 5 to 10 knots. Seas 3 feet. Wave
Detail: Northeast 3 feet at 10 seconds and northwest 2 feet at
5 seconds.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 3 to 4 feet.
.SATURDAY...Northwest winds 5 to 10 knots. Seas 4 feet.
.SATURDAY NIGHT...West winds around 5 knots. Seas 4 feet.
.SUNDAY...West winds around 5 knots. Seas 3 to 4 feet.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 3 to 4 feet.

$$


Don't Miss