fzus52 kkey 111529
cwfkey
expires:202512120330;;395986

coastal waters forecast for the florida keys
national weather service key west fl
1029 am est thu dec 11 2025

florida bay, hawk channel and straits of florida from ocean reef
to south of dry tortugas, and the extreme southeastern gulf of
america, including the florida keys national marine sanctuary

seas are given as significant wave height, which is the average
height of the highest 1/3 of the waves. individual waves may be
more than twice the significant wave height.

wave detail will include details about the period and direction
of origin for the highest energy waves. long-period swells coming
from a different direction than the wind would be included in the
wave detail.


gmz033-034-120330-
gulf of america from east cape sable to chokoloskee 20 to 60 nm
out and beyond 5 fathoms-
gulf of america including dry tortugas and rebecca shoal channel-
1029 am est thu dec 11 2025

.this afternoon...north winds near 10 knots. seas around 2 feet. 
wave detail: northwest to north 2 feet at 4 seconds. 
.tonight...northeast winds near 10 knots. seas 2 to 3 feet. wave
detail: northwest to north 3 feet at 6 seconds. 
.friday...east winds near 10 knots. seas 2 to 3 feet. wave 
detail: northwest to north 3 feet at 6 seconds and northeast to 
east 1 foot at 3 seconds. 
.friday night...east winds 10 to 15 knots. seas around 2 feet. 
.saturday...northeast to east winds 10 to 15 knots. seas around 2
feet. isolated showers. 
.saturday night...northeast to east winds near 10 knots. seas
around 2 feet. scattered showers. 
.sunday...north to northeast winds near 10 knots, increasing to 
10 to 15 knots. seas around 2 feet. scattered showers.
.sunday night...north to northeast winds 10 to 15 knots,
increasing to near 20 knots. seas around 2 feet, building to 2 to
4 feet, occasionally to 5 feet. isolated showers.
.monday...northeast winds near 20 knots. seas 3 to 5 feet, 
occasionally to 6 feet. isolated showers. 
.monday night...northeast winds near 20 knots. seas 4 to 5 feet,
occasionally to 6 feet. 

$$

fzus52 kkey 111529
cwfkey
expires:202512120330;;395982

coastal waters forecast for the florida keys
national weather service key west fl
1029 am est thu dec 11 2025

florida bay, hawk channel and straits of florida from ocean reef
to south of dry tortugas, and the extreme southeastern gulf of
america, including the florida keys national marine sanctuary

seas are given as significant wave height, which is the average
height of the highest 1/3 of the waves. individual waves may be
more than twice the significant wave height.

wave detail will include details about the period and direction
of origin for the highest energy waves. long-period swells coming
from a different direction than the wind would be included in the
wave detail.


gmz031-120330-
florida bay including barnes sound, blackwater sound, and
buttonwood sound-
1029 am est thu dec 11 2025

.this afternoon...north winds near 10 knots. bay waters a light 
chop.
.tonight...north to northeast winds near 10 knots. bay waters 
a light chop. 
.friday...northeast to east winds near 10 knots. bay waters a
light chop. 
.friday night...northeast to east winds near 10 knots. bay waters
a light chop. 
.saturday...east winds 10 to 15 knots. bay waters a light to
moderate chop. isolated showers. 
.saturday night...east winds 10 to 15 knots, becoming northeast. 
bay waters a light to moderate chop. scattered showers. 
.sunday...northwest winds near 10 knots, becoming north. bay 
waters a light chop. scattered showers. 
.sunday night...north to northeast winds 10 to 15 knots,
increasing to 15 to 20 knots. bay waters a light to moderate 
chop, becoming choppy. isolated showers. 
.monday and monday night...northeast winds 15 to 20 knots. bay 
waters choppy. isolated showers. 

$$

fzus52 kkey 111529
cwfkey
expires:202512120330;;395983

coastal waters forecast for the florida keys
national weather service key west fl
1029 am est thu dec 11 2025

florida bay, hawk channel and straits of florida from ocean reef
to south of dry tortugas, and the extreme southeastern gulf of
america, including the florida keys national marine sanctuary

seas are given as significant wave height, which is the average
height of the highest 1/3 of the waves. individual waves may be
more than twice the significant wave height.

wave detail will include details about the period and direction
of origin for the highest energy waves. long-period swells coming
from a different direction than the wind would be included in the
wave detail.


gmz032-035-120330-
bayside and gulfside from craig key to west end of seven mile
bridge-
gulf of america from west end of seven mile bridge to halfmoon
shoal out to 5 fathoms-
1029 am est thu dec 11 2025

.this afternoon...north near 10 knots. seas 1 to 2 feet. 
nearshore waters a light chop. 
.tonight...north to northeast winds near 10 knots. seas 1 to
2 feet. nearshore waters a light chop. 
.friday...northeast to east winds 10 to 15 knots. seas 1 to
2 feet. nearshore waters a light to moderate chop. 
.friday night...east winds 10 to 15 knots. seas 1 to 2 feet.
nearshore waters a light to moderate chop. 
.saturday...northeast to east winds 10 to 15 knots. seas 1 to
2 feet. nearshore waters a light to moderate chop. isolated
showers. 
.saturday night...east winds 10 to 15 knots, becoming northeast
to east. seas 1 to 2 feet. nearshore waters a light to moderate 
chop. scattered showers.
.sunday...north winds near 10 knots. seas 1 to 2 feet. nearshore 
waters a light chop. scattered showers. 
.sunday night...north winds 10 to 15 knots, becoming north to
northeast and increasing to 15 to 20 knots. seas 1 to 2 feet,
building to 2 to 3 feet. nearshore waters a light to moderate 
chop, becoming choppy. isolated showers. 
.monday...northeast winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet, except 4 to 5 feet, occasionally to
6 feet west of the marquesas keys. nearshore waters choppy.
isolated showers. 
.monday night...northeast winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet, except 4 to 6 feet, occasionally to 8 
feet west of the marquesas keys. nearshore waters choppy. 
isolated showers. 

$$

fzus52 kkey 111529
cwfkey
expires:202512120330;;395985

coastal waters forecast for the florida keys
national weather service key west fl
1029 am est thu dec 11 2025

florida bay, hawk channel and straits of florida from ocean reef
to south of dry tortugas, and the extreme southeastern gulf of
america, including the florida keys national marine sanctuary

seas are given as significant wave height, which is the average
height of the highest 1/3 of the waves. individual waves may be
more than twice the significant wave height.

wave detail will include details about the period and direction
of origin for the highest energy waves. long-period swells coming
from a different direction than the wind would be included in the
wave detail.


gmz052>055-072>075-120330-
straits of florida from ocean reef to craig key out 20 nm-
straits of florida from craig key to west end of seven mile
bridge out 20 nm-
straits of florida from west end of seven mile bridge to south of
halfmoon shoal out 20 nm-
straits of florida from halfmoon shoal to 20 nm west of dry
tortugas out 20 nm-
straits of florida from ocean reef to craig key 20 to 60 nm out-
straits of florida from craig key to west end of seven mile
bridge 20 to 60 nm out-
straits of florida from west end of seven mile bridge to south of
halfmoon shoal 20 to 60 nm out-
straits of florida from halfmoon shoal to 20 nm west of dry
tortugas 20 to 60 nm out-
1029 am est thu dec 11 2025

.this afternoon...north winds 10 to 15 knots. seas 2 to 3 feet. 
wave detail: north to northeast 2 feet at 5 seconds.
.tonight...northeast winds near 10 knots. seas 2 to 3 feet. wave 
detail: north 2 feet at 6 seconds and northeast 1 foot at 3 
seconds. 
.friday...east winds 10 to 15 knots. seas 2 to 3 feet. wave 
detail: northeast to east 2 feet at 5 seconds and northwest 2 
feet at 6 seconds. 
.friday night...east winds 10 to 15 knots. seas 2 to 3 feet.
isolated showers. 
.saturday...east winds 10 to 15 knots. seas 2 to 3 feet.
scattered showers. 
.saturday night...east winds 10 to 15 knots. seas 2 to 3 feet. 
scattered showers. 
.sunday...northeast winds 10 to 15 knots. seas 2 to 4 feet, 
occasionally to 5 feet. scattered showers. 
.sunday night...northeast winds 10 to 15 knots, increasing to
15 to 20 knots. seas building to 4 to 5 feet, occasionally to 6 
feet. isolated showers.
.monday...northeast winds near 20 knots. seas building to 5 to 7 
feet, occasionally to 9 feet. isolated showers. 
.monday night...northeast winds near 20 knots. seas 5 to 7 feet,
occasionally to 9 feet. isolated showers. 

$$

fzus52 kmlb 111430
cwfmlb
expires:202512120400;;393649

coastal waters forecast for east central florida
national weather service melbourne fl
930 am est thu dec 11 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.


amz575-120400-
sebastian inlet to jupiter inlet 20-60 nm-
930 am est thu dec 11 2025

...small craft advisory in effect until 7 pm est this evening...

.rest of today...northwest winds 15 to 20 knots. seas 5 to
7 feet, occasionally to 9 feet. wave detail: north 6 feet at
7 seconds and northeast 4 feet at 10 seconds. 
.tonight...north winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 4 to 6 feet, occasionally to
8 feet. wave detail: north 6 feet at 7 seconds and northeast
4 feet at 9 seconds. 
.friday...east winds around 5 knots. seas 3 to 4 feet. wave
detail: north 4 feet at 9 seconds and south 3 feet at 7 seconds. 
.friday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: north 3 feet at 7 seconds and south 1 foot at
4 seconds. 
.saturday...east winds 5 to 10 knots. seas 2 feet. wave detail:
southeast 2 feet at 4 seconds and northeast 2 feet at 7 seconds. 
.saturday night...east winds 5 to 10 knots. seas 2 feet. wave
detail: east 2 feet at 4 seconds and northeast 2 feet at
9 seconds. a slight chance of showers after midnight. 
.sunday...north winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. seas 2 to 3 feet. a chance of showers in the
morning, then a slight chance of showers in the afternoon. 
.sunday night...north winds 15 to 20 knots, increasing to 20 to
25 knots after midnight. seas 3 to 5 feet, occasionally to
6 feet, building to 6 to 8 feet, occasionally to 10 feet after
midnight. a slight chance of showers in the evening, then a
chance of showers after midnight. 
.monday...northeast winds 20 to 25 knots. seas 8 to 10 feet,
occasionally to 13 feet. a chance of showers. 
.monday night...northeast winds 15 to 20 knots. seas 7 to 9 feet,
occasionally to 11 feet. a slight chance of showers. 

$$

fzus52 kmlb 111430
cwfmlb
expires:202512120400;;393646

coastal waters forecast for east central florida
national weather service melbourne fl
930 am est thu dec 11 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.


amz555-120400-
sebastian inlet to jupiter inlet 0-20 nm-
930 am est thu dec 11 2025

.rest of today...northwest winds 10 to 15 knots. seas 3 to
5 feet, occasionally to 6 feet. wave detail: northeast 4 feet at
10 seconds and north 3 feet at 5 seconds. a moderate chop on the
intracoastal waters. 
.tonight...north winds 5 to 10 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: north 3 feet at 6 seconds
and northeast 3 feet at 9 seconds. mostly smooth on the
intracoastal waters. 
.friday...east winds around 5 knots. seas 2 to 3 feet. wave
detail: north 2 feet at 8 seconds and southeast 1 foot at
4 seconds. smooth on the intracoastal waters. 
.friday night...southeast winds around 5 knots. seas 2 feet. wave
detail: northeast 2 feet at 8 seconds and southeast 1 foot at
4 seconds. smooth on the intracoastal waters. 
.saturday...east winds 5 to 10 knots. seas 1 to 2 feet. wave
detail: northeast 2 feet at 8 seconds and southeast 1 foot at
4 seconds. a light chop on the intracoastal waters. 
.saturday night...east winds 5 to 10 knots. seas 2 feet. wave
detail: northeast 2 feet at 8 seconds and east 1 foot at
4 seconds. mostly smooth on the intracoastal waters. a slight
chance of showers after midnight. 
.sunday...north 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. 
.sunday night...north winds 15 to 20 knots, increasing to 20 to
25 knots after midnight. seas 3 to 4 feet, building to 5 to
7 feet, occasionally to 9 feet after midnight. rough on the
intracoastal waters. a slight chance of showers. 
.monday...northeast winds 20 to 25 knots. seas 7 to 9 feet,
occasionally to 11 feet. rough on the intracoastal waters. a
slight chance of showers. 
.monday night...northeast winds 15 to 20 knots. seas 6 to 8 feet,
occasionally to 10 feet. choppy on the intracoastal waters. a
slight chance of showers in the evening. 

$$

fzus52 ktbw 111843
cwftbw
expires:202512120715;;404303

coastal waters forecast for florida
national weather service tampa bay ruskin fl
143 pm est thu dec 11 2025

gulf coastal waters from bonita beach to the mouth of the
suwannee river out to 60 nm.

important notice to mariners...marine forecasts are issued at
least four times a day. boaters on extended trips should
routinely monitor subsequent forecast issuances and updates for
the latest marine weather information.

the wave heights are forecast as significant wave height which is
the average of the highest one-third of the waves. the highest
waves may rarely be twice the significant wave height. the winds
and seas near thunderstorms may be higher than forecast.


gmz856-120715-
coastal waters from bonita beach to englewood fl out 20 nm-
143 pm est thu dec 11 2025

.tonight...north winds around 10 knots, becoming northeast after
midnight. seas 2 to 3 feet. wave detail: northwest 2 feet at
6 seconds and northeast 1 foot at 2 seconds. bay and inland
waters light chop. 
.friday...east winds 5 to 10 knots, diminishing to around 5 knots
in the afternoon. seas around 2 feet. wave detail: northwest
2 feet at 6 seconds and east 1 foot at 2 seconds. bay and inland
waters light chop. 
.friday night...northeast winds 5 to 10 knots, becoming east
after midnight. seas around 2 feet. wave detail: east 1 foot at
2 seconds and northwest 1 foot at 6 seconds. bay and inland
waters light chop. 
.saturday...east winds 5 to 10 knots. seas 1 foot or less. wave
detail: east 1 foot at 2 seconds and northwest 1 foot at
5 seconds. bay and inland waters light chop. 
.saturday night...northeast winds 5 to 10 knots. seas 1 foot or
less. wave detail: northeast 1 foot at 3 seconds. bay and inland
waters light chop. a slight chance of showers after midnight. 
.sunday...northeast winds 5 to 10 knots, becoming northwest 10 to
15 knots with gusts up to 20 knots in the afternoon. seas 1 foot
or less. wave detail: northeast 1 foot at 2 seconds. bay and
inland waters a moderate chop. a slight chance of showers in the
morning. 
.sunday night...north winds 15 to 20 knots with gusts up to
25 knots. seas 2 to 4 feet, occasionally to 5 feet. bay and
inland waters choppy. 
.monday...northeast winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet. bay and inland waters choppy. 
.monday night...northeast winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet. bay and inland waters choppy. 
.tuesday...northeast winds 10 to 15 knots. seas 2 to 3 feet. bay
and inland waters a moderate chop. 

$$