fzus52 kkey 192026
cwfkey
expires:202604200830;;654739

coastal waters forecast for the florida keys
national weather service key west fl
426 pm edt sun apr 19 2026

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.


gmz031-200830-
florida bay including barnes sound, blackwater sound, and
buttonwood sound-
426 pm edt sun apr 19 2026

.tonight...variable winds 5 to 10 knots, becoming northwest to
north and increasing to near 10 knots. bay waters smooth to a 
light chop, becoming a light chop. a slight chance of showers. 
.monday...north to northeast winds near 10 knots, becoming 
northeast to east and increasing to 10 to 15 knots in the 
afternoon. bay waters a light chop, becoming a light to moderate 
chop. a chance of showers with a slight chance of thunderstorms. 
.monday night...northeast winds near 15 knots, increasing to 20 
to 25 knots after midnight. bay waters a moderate chop, 
becoming very rough. a chance of showers with a slight chance of 
thunderstorms. 
.tuesday...northeast to east winds near 25 knots. bay waters
extremely rough. a slight chance of showers. 
.tuesday night...northeast to east winds near 25 knots, decreasing
to 20 to 25 knots. bay waters extremely rough, becoming very 
rough.
.wednesday...east winds near 20 knots. bay waters rough. 
.wednesday night...east winds near 20 knots, decreasing to 15 to 
20 knots. bay waters rough, becoming choppy. a slight chance of 
showers.
.thursday...east winds near 15 knots. bay waters a moderate chop.
a slight chance of showers. 
.thursday night...east winds near 15 knots. bay waters a moderate
chop.
.friday and friday night...east to southeast winds 10 to 15 
knots. bay waters a light to moderate chop. a slight chance of 
showers.

$$

fzus52 kkey 192026
cwfkey
expires:202604200830;;654743

coastal waters forecast for the florida keys
national weather service key west fl
426 pm edt sun apr 19 2026

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.


gmz033-034-200830-
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-
426 pm edt sun apr 19 2026

.tonight...north winds 5 to 10 knots, increasing to 10 to 15 
knots. seas 1 to 2 feet, building to around 2 feet. wave detail: 
northwest to north 2 feet at 3 seconds.
.monday...north to northeast winds 10 to 15 knots, increasing to
near 15 knots. seas around 2 feet, building to 3 to 4 feet, 
occasionally to 5 feet. wave detail: northwest to north 4 feet at 
7 seconds. a slight chance of showers. 
.monday night...northeast winds 15 to 20 knots, increasing to
near 25 knots after midnight. seas 3 to 4 feet, building to 4 to 
6 feet, occasionally to 8 feet. wave detail: north 6 feet at 7 
seconds. a slight chance of showers. 
.tuesday...northeast to east winds near 25 knots, decreasing to 20
to 25 knots. seas 5 to 7 feet, occasionally to 9 feet. a slight 
chance of showers. 
.tuesday night...northeast to east winds 20 to 25 knots. seas
4 to 6 feet, occasionally to 8 feet. 
.wednesday...east winds near 20 knots, decreasing to 15 to 20 
knots. seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to
5 feet, occasionally to 6 feet. a slight chance of showers. 
.wednesday night...east winds 15 to 20 knots. seas 3 to 4 feet,
occasionally to 5 feet. a slight chance of showers. 
.thursday...east winds near 15 knots, decreasing to 10 to 15 
knots. seas 2 to 4 feet, occasionally to 5 feet. a slight chance 
of showers. 
.thursday night...east to southeast winds near 15 knots. seas
2 to 3 feet. a slight chance of showers. 
.friday...east to southeast winds 10 to 15 knots, decreasing to 5
to 10 knots in the afternoon. seas 2 to 3 feet, subsiding to 1 to
2 feet. a slight chance of showers. 
.friday night...east to southeast winds 10 to 15 knots. seas
1 to 2 feet. 

$$

fzus52 kkey 192026
cwfkey
expires:202604200830;;654740

coastal waters forecast for the florida keys
national weather service key west fl
426 pm edt sun apr 19 2026

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.


gmz032-035-200830-
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-
426 pm edt sun apr 19 2026

.tonight...northwest to north winds 5 to 10 knots, increasing to
10 to 15 knots. seas around 1 foot, building to 1 to 2 feet. 
nearshore waters smooth to a light chop, becoming a light to 
moderate chop.
.monday...north to northeast winds 10 to 15 knots, becoming
northeast to east and increasing to near 15 knots in the 
afternoon. seas 1 to 2 feet, except building to 2 to 3 feet west 
of the marquesas keys. nearshore waters a light to moderate chop, 
becoming a moderate chop. a slight chance of showers.
.monday night...northeast winds 15 to 20 knots, increasing to 20 
to 25 knots after midnight. seas 1 to 2 feet, building to 2 to 4 
feet, occasionally to 5 feet. west of the marquesas keys, seas 2 
to 3 feet, building to 3 to 5 feet, occasionally to 6 feet. 
nearshore waters choppy, becoming very rough. a slight chance of 
showers and thunderstorms.
.tuesday...northeast to east winds near 25 knots. seas 3 to 5 
feet, occasionally to 6 feet, except 5 to 6 feet, occasionally to 
8 feet west of the marquesas keys. nearshore waters extremely 
rough. a slight chance of showers. 
.tuesday night...northeast to east winds near 25 knots, decreasing
to 20 to 25 knots. seas 2 to 4 feet, occasionally to 5 feet, 
except 5 to 6 feet, occasionally to 8 feet west of the marquesas 
keys. nearshore waters extremely rough, becoming very rough. 
.wednesday...east winds near 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 rough. 
.wednesday night...east winds near 20 knots, decreasing to 15 to 
20 knots. seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 
feet west of the marquesas keys. nearshore waters rough, becoming 
choppy. a slight chance of showers. 
.thursday...east winds near 15 knots. seas 1 to 2 feet. west of
the marquesas keys, seas 3 to 4 feet, occasionally to 5 feet, 
subsiding to around 3 feet. nearshore waters a moderate chop. a 
slight chance of showers. 
.thursday night...east winds near 15 knots. seas 1 to 2 feet. west
of the marquesas keys, seas around 3 feet, subsiding to 2 to 3 
feet. nearshore waters a moderate chop. a slight chance of 
showers. 
.friday and friday night...east to southeast winds 10 to 15 
knots. seas 1 to 2 feet. nearshore waters a light to moderate 
chop.

$$

fzus52 kkey 192026
cwfkey
expires:202604200830;;654742

coastal waters forecast for the florida keys
national weather service key west fl
426 pm edt sun apr 19 2026

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>075-200830-
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-
426 pm edt sun apr 19 2026

.tonight...variable winds 5 to 10 knots, becoming north and increasing
to near 10 knots. seas 1 to 2 feet. wave detail: northeast to 
east 2 feet at 4 seconds. a slight chance of showers. 
.monday...north to northeast winds near 10 knots, increasing to 
10 to 15 knots. seas 1 to 2 feet, building to 2 to 3 feet. wave 
detail: northeast 1 foot at 4 seconds. a slight chance of 
showers.
.monday night...northeast winds near 15 knots, increasing to 20 
to 25 knots after midnight. seas 2 to 4 feet, occasionally to 5 
feet, building to 5 to 7 feet, occasionally to 9 feet. wave 
detail: north 3 feet at 5 seconds, becoming northeast 6 feet at 6
seconds and northwest 2 feet at 7 seconds. a chance of showers 
with a slight chance of thunderstorms. 
.tuesday...northeast to east winds near 25 knots. seas 7 to
10 feet, occasionally to 13 feet. a chance of showers. 
.tuesday night...northeast to east winds near 25 knots, decreasing
to 20 to 25 knots late. seas 7 to 10 feet, occasionally to 13 
feet. a slight chance of showers.
.wednesday...east winds 20 to 25 knots, decreasing to near 20
knots. seas 6 to 9 feet, occasionally to 11 feet, subsiding to 5 
to 7 feet, occasionally to 9 feet. a slight chance of showers. 
.wednesday night...east winds near 20 knots. seas 5 to 7 feet, 
occasionally to 9 feet. a slight chance of showers. 
.thursday...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet. a slight chance of showers and
thunderstorms. 
.thursday night...east winds 15 to 20 knots, decreasing to near 15
knots. seas 4 to 5 feet, occasionally to 6 feet. a slight chance 
of showers. 
.friday...east to southeast winds decreasing to 10 to 15 knots. 
seas 2 to 4 feet, occasionally to 5 feet, subsiding to around 2
feet. a slight chance of showers.
.friday night...east winds 10 to 15 knots. seas around 2 feet. a 
slight chance of showers. 

$$

fzus52 kmlb 191823
cwfmlb
expires:202604200730;;647764

coastal waters forecast for east central florida
national weather service melbourne fl
223 pm edt sun apr 19 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.


amz575-200730-
sebastian inlet to jupiter inlet 20-60 nm-
223 pm edt sun apr 19 2026

...small craft advisory in effect from monday morning through
late tuesday night...

.tonight...southeast winds 5 to 10 knots, becoming northeast
after midnight, increasing to 10 to 15 knots late. seas 2 feet,
building to 3 to 4 feet after midnight. wave detail: east 2 feet
at 8 seconds and northeast 1 foot at 11 seconds, becoming north
3 feet at 3 seconds and east 2 feet at 8 seconds after midnight.
a chance of showers and thunderstorms after midnight. 
.monday...northeast winds 20 to 25 knots. seas 4 to 6 feet,
occasionally to 8 feet, building to 7 to 9 feet, occasionally to
11 feet in the afternoon. wave detail: northeast 6 feet at
8 seconds and northeast 4 feet at 4 seconds, becoming north
9 feet at 8 seconds and northeast 1 foot at 11 seconds in the
afternoon. a chance of showers and thunderstorms. 
.monday night...northeast winds 20 to 25 knots. seas 8 to
10 feet, occasionally to 13 feet. wave detail: northeast 9 feet
at 8 seconds and north 6 feet at 9 seconds. 
.tuesday...northeast winds around 20 knots. seas 6 to 8 feet,
occasionally to 10 feet. wave detail: northeast 8 feet at
8 seconds. 
.tuesday night...northeast winds 15 to 20 knots. seas 5 to
7 feet, occasionally to 9 feet. wave detail: northeast 7 feet at
7 seconds. 
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: northeast 5 feet at
7 seconds. 
.wednesday night...east winds 10 to 15 knots. seas 4 feet. 
.thursday...east winds 10 to 15 knots. seas 3 to 4 feet. 
.thursday night...southeast winds 10 to 15 knots. seas 3 feet. 
.friday...southeast winds 10 to 15 knots. seas 3 to 4 feet. 
.friday night...southeast winds 10 to 15 knots. seas 3 to 4 feet.

winds and seas higher in and near thunderstorms.

$$

fzus52 kmlb 191823
cwfmlb
expires:202604200730;;647761

coastal waters forecast for east central florida
national weather service melbourne fl
223 pm edt sun apr 19 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.


amz555-200730-
sebastian inlet to jupiter inlet 0-20 nm-
223 pm edt sun apr 19 2026

...small craft advisory in effect from monday morning through
late tuesday night...

.tonight...southeast winds around 5 knots, becoming northeast
after midnight, increasing to 15 to 20 knots late. seas 2 to
3 feet. wave detail: northeast 3 feet at 4 seconds and east
2 feet at 8 seconds. choppy on the intracoastal waters. a slight
chance of showers and thunderstorms this evening, then a chance
of showers and thunderstorms after midnight. 
.monday...northeast winds 15 to 20 knots, increasing to 20 to
25 knots in the afternoon. seas 4 to 6 feet, occasionally to
8 feet, building to 6 to 8 feet, occasionally to 10 feet in the
afternoon. wave detail: northeast 6 feet at 8 seconds and
northeast 4 feet at 5 seconds, becoming northeast 8 feet at
8 seconds and northeast 1 foot at 11 seconds in the afternoon.
rough on the intracoastal waters. a chance of showers and
thunderstorms. 
.monday night...northeast winds 20 to 25 knots. seas 7 to 9 feet,
occasionally to 11 feet. wave detail: northeast 8 feet at
8 seconds. rough on the intracoastal waters. 
.tuesday...northeast winds 15 to 20 knots. seas 6 to 8 feet,
occasionally to 10 feet. wave detail: northeast 7 feet at
8 seconds. choppy on the intracoastal waters. 
.tuesday night...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: northeast 6 feet at
8 seconds. choppy on the intracoastal waters. 
.wednesday...east winds 10 to 15 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: northeast 5 feet at
7 seconds. a moderate chop on the intracoastal waters. 
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet. a
light chop on the intracoastal waters. 
.thursday...east winds 10 to 15 knots. seas 3 to 4 feet. a
moderate chop on the intracoastal waters. 
.thursday night...southeast winds 10 to 15 knots. seas 3 feet. a
light chop on the intracoastal waters. 
.friday...southeast winds 10 to 15 knots. seas 3 to 4 feet. a
moderate chop on the intracoastal waters. 
.friday night...southeast winds 10 to 15 knots. seas 3 to 4 feet.
a light chop on the intracoastal waters. 

winds and waves higher in and near thunderstorms.

$$

fzus52 ktbw 191827
cwftbw
expires:202604200715;;648226

coastal waters forecast for florida
national weather service tampa bay ruskin fl
227 pm edt sun apr 19 2026

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.


gmz856-200715-
coastal waters from bonita beach to englewood fl out 20 nm-
227 pm edt sun apr 19 2026

...small craft advisory in effect from monday evening through
tuesday morning...

.tonight...northwest winds 10 to 15 knots with gusts up to
20 knots, becoming north late. seas around 2 feet. wave detail:
north 2 feet at 4 seconds. bay and inland waters a moderate chop.
.monday...northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. seas 2 to 3 feet. wave detail:
northwest 3 feet at 7 seconds and northeast 2 feet at 3 seconds.
bay and inland waters choppy. 
.monday night...northeast winds 20 to 25 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 4 feet at
4 seconds and northwest 3 feet at 7 seconds. bay and inland
waters rough. 
.tuesday...northeast winds 15 to 20 knots, becoming east 10 to
15 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: north 3 feet at 5 seconds. bay and inland
waters choppy. 
.tuesday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 2 to 3 feet. wave detail: northeast 3 feet at
5 seconds. bay and inland waters choppy. 
.wednesday...east winds 10 to 15 knots, becoming southeast 5 to
10 knots in the afternoon. seas 2 to 3 feet. wave detail: east
2 feet at 4 seconds. bay and inland waters a moderate chop. 
.wednesday night...east winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. seas 1 foot or less, then around 2 feet
after midnight. bay and inland waters a moderate chop. 
.thursday...east winds around 10 knots, becoming southeast in the
afternoon. seas around 2 feet. bay and inland waters light chop. 
.thursday night...southeast winds 5 to 10 knots. seas 1 foot or
less, then around 2 feet after midnight. bay and inland waters
light chop. 
.friday...east winds around 10 knots, becoming south in the
afternoon. seas around 2 feet. bay and inland waters light chop. 

$$