(1/12)
Latest Coastal Waters Forecast by KKEY
Issued 4/21/2026 4:31 PM America/New_York.
Valid through 4/22/2026 4:45 AM America/New_York.
fzus52 kkey 212031
cwfkey
expires:202604220845;;763511
coastal waters forecast for the florida keys
national weather service key west fl
431 pm edt tue apr 21 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>075-220845-
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-
431 pm edt tue apr 21 2026
...small craft advisory in effect...
.tonight...northeast to east winds near 25 knots. seas 7 to 11
feet, occasionally to 14 feet. wave detail: northeast to east 10
feet at 8 seconds. a slight chance of showers.
.wednesday...east winds 20 to 25 knots. seas 7 to 10 feet,
occasionally to 13 feet, subsiding to 5 to 8 feet, occasionally
to 10 feet in the afternoon. wave detail: northeast to east
10 feet at 8 seconds, becoming east 8 feet at 8 seconds. a slight
chance of showers.
.wednesday night...east winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: east 7 feet at 7 seconds. a
slight chance of showers.
.thursday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 7 feet. a chance of showers.
.thursday night...east winds 15 to 20 knots, becoming east to
southeast and decreasing to 10 to 15 knots after midnight. seas 3
to 5 feet, occasionally to 6 feet, subsiding to 2 to 4 feet,
occasionally to 5 feet. a chance of showers with a slight chance
of thunderstorms.
.friday...east to southeast winds 10 to 15 knots. seas 2 to
4 feet, occasionally to 5 feet. a chance of showers with a slight
chance of thunderstorms.
.friday night...east to southeast winds 10 to 15 knots. seas 2 to
3 feet. a slight chance of showers and thunderstorms.
.saturday...east to southeast winds near 10 knots, decreasing to 5
to 10 knots. seas 2 to 3 feet, subsiding 1 to 2 feet.
.saturday night...east winds near 10 knots, increasing to 10 to
15 knots. seas around 2 feet.
.sunday...east to southeast winds near 10 knots. seas around 2
feet.
.sunday night...east to southeast winds 5 to 10 knots. seas 1 to
2 feet.
$$
(2/12)
Latest Coastal Waters Forecast by KKEY
Issued 4/21/2026 4:31 PM America/New_York.
Valid through 4/22/2026 4:45 AM America/New_York.
fzus52 kkey 212031
cwfkey
expires:202604220845;;763512
coastal waters forecast for the florida keys
national weather service key west fl
431 pm edt tue apr 21 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.
gmz033-034-220845-
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-
431 pm edt tue apr 21 2026
...small craft advisory in effect...
.tonight...northeast to east winds 20 to 25 knots. seas 5 to
7 feet, occasionally to 9 feet. wave detail: northeast to east
7 feet at 6 seconds.
.wednesday...east winds near 20 knots, decreasing to 15 to 20
knots. seas 4 to 6 feet, occasionally to 8 feet. wave detail: east
6 feet at 6 seconds. a slight chance of showers.
.wednesday night...east winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: east 4 feet at 5 seconds. a
slight chance of showers.
.thursday...east winds near 15 knots, becoming east to southeast.
seas 2 to 4 feet, occasionally to 5 feet. a chance of showers.
.thursday night...east to southeast winds near 15 knots. seas
2 to 4 feet, occasionally to 5 feet. a chance of showers with a
slight chance of thunderstorms.
.friday...east to southeast winds 10 to 15 knots, decreasing to
near 10 knots. seas 2 to 3 feet, subsiding to around 2 feet. a
slight chance of showers and thunderstorms.
.friday night...east to southeast winds 5 to 10 knots, increasing
to 10 to 15 knots after midnight. seas 1 to 2 feet. a slight
chance of showers.
.saturday...east to southeast winds near 10 knots, decreasing to 5
to 10 knots. seas 1 to 2 feet.
.saturday night...east winds 5 to 10 knots. seas around 1 foot.
.sunday...southeast to south winds 5 to 10 knots. seas around 1
foot.
.sunday night...north to northeast winds near 5 knots, becoming
east to southeast after midnight. seas 1 foot or less.
$$
(3/12)
Latest Coastal Waters Forecast by KKEY
Issued 4/21/2026 4:31 PM America/New_York.
Valid through 4/22/2026 4:45 AM America/New_York.
fzus52 kkey 212031
cwfkey
expires:202604220845;;763509
coastal waters forecast for the florida keys
national weather service key west fl
431 pm edt tue apr 21 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.
gmz032-035-220845-
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-
431 pm edt tue apr 21 2026
...small craft advisory in effect...
.tonight...northeast to east winds near 25 knots, decreasing to 20
to 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, becoming very rough.
.wednesday...east winds 20 to 25 knots, decreasing to near 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 very rough, becoming rough.
.wednesday night...east winds 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 choppy. a slight chance of showers.
.thursday...east winds near 15 knots. seas 1 to 2 feet, except
around 3 feet west of the marquesas keys. nearshore waters a
moderate chop. a chance of showers.
.thursday night...east to southeast winds near 15 knots,
decreasing to 10 to 15 knots. seas 1 to 2 feet, except 2 to 3
feet west of the marquesas keys. nearshore waters a moderate chop,
becoming a light to moderate chop. a chance of showers with a
slight chance of thunderstorms.
.friday...east to southeast winds 10 to 15 knots. seas around
1 foot, except around 2 feet west of the marquesas keys.
nearshore waters a light to moderate chop. a chance of showers
with a slight chance of thunderstorms.
.friday night...east to southeast winds 10 to 15 knots. seas
around 1 foot, except around 2 feet west of the marquesas keys.
nearshore waters a light to moderate chop. a slight chance of
showers.
.saturday...east to southeast winds near 10 knots, decreasing to 5
to 10 knots. seas 1 foot or less, except 1 to 2 feet west of the
marquesas keys. nearshore waters a light chop, becoming smooth to
a light chop.
.saturday night...east winds 5 to 10 knots. seas 1 foot or less.
nearshore waters smooth to a light chop.
.sunday...southeast to south winds 5 to 10 knots. seas 1 foot or
less. nearshore waters smooth.
.sunday night...east to southeast winds near 5 knots. seas 1 foot
or less. nearshore waters smooth.
$$
(4/12)
Latest Coastal Waters Forecast by KKEY
Issued 4/21/2026 4:31 PM America/New_York.
Valid through 4/22/2026 4:45 AM America/New_York.
fzus52 kkey 212031
cwfkey
expires:202604220845;;763508
coastal waters forecast for the florida keys
national weather service key west fl
431 pm edt tue apr 21 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.
gmz031-220845-
florida bay including barnes sound, blackwater sound, and
buttonwood sound-
431 pm edt tue apr 21 2026
...small craft advisory in effect...
.tonight...northeast to east winds near 25 knots, decreasing to 20
to 25 knots. bay waters extremely rough, becoming very rough.
.wednesday...east winds 20 to 25 knots, decreasing to 15 to 20
knots. bay waters very rough, becoming choppy.
.wednesday night...east winds 15 to 20 knots, decreasing to near
15 knots. bay waters choppy, becoming a moderate chop. 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, becoming east to
southeast and decreasing to 10 to 15 knots. bay waters a moderate
chop, becoming a light to moderate chop. a chance of showers with
a slight chance of thunderstorms.
.friday...east to southeast winds 10 to 15 knots. bay waters a
light to moderate chop. a chance of showers with a slight chance
of thunderstorms.
.friday night...east to southeast winds 10 to 15 knots. bay
waters a light to moderate chop. a slight chance of showers.
.saturday...east to southeast winds near 10 knots. bay waters a
light chop.
.saturday night...east winds 5 to 10 knots. bay waters smooth to
a light chop.
.sunday and sunday night...southeast to south winds 5 to 10
knots. bay waters smooth to a light chop.
$$
(5/12)
Latest Coastal Waters Forecast by KMFL
Issued 4/21/2026 4:01 PM America/New_York.
Valid through 4/22/2026 5:00 AM America/New_York.
fzus52 kmfl 212001
cwfmfl
expires:202604220900;;761982
coastal waters forecast for florida
national weather service miami fl
401 pm edt tue apr 21 2026
atlantic coastal waters from jupiter inlet to ocean reef out to
60 nm and gulf coastal waters from east cape sable to chokoloskee
out 20 nm and chokoloskee to bonita beach out 60 nm...including the
waters of biscayne bay and lake okeechobee.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
gmz656-657-676-220900-
coastal waters from chokoloskee to bonita beach fl out 20 nm-
coastal waters from east cape sable to chokoloskee fl out 20 nm-
waters from chokoloskee to bonita beach fl from 20 to 60 nm-
401 pm edt tue apr 21 2026
...small craft advisory in effect through wednesday morning...
.tonight...e winds 15 to 20 kt, increasing to 20 to 25 kt late this
evening and early morning, then diminishing to 15 to 20 kt late.
seas 3 to 5 ft, occasionally to 6 ft. wave detail: e 5 ft at
4 seconds. bay and inland waters a moderate chop.
.wed...e winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. seas 2 to 4 ft, occasionally to 5 ft. wave detail: e 4 ft
at 4 seconds. bay and inland waters a moderate chop.
.wed night...e winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: e 3 ft at 4 seconds. bay and inland waters light
chop.
.thu...e winds 10 to 15 kt with gusts up to 20 kt. seas 2 to 3 ft.
wave detail: e 3 ft at 4 seconds. bay and inland waters light chop.
.thu night through fri night...e winds 10 to 15 kt with gusts up to
20 kt. seas 1 to 2 ft. wave detail: se 2 ft at 4 seconds. bay and
inland waters light chop.
.sat through sun...ne winds 5 to 10 kt. seas less than 2 ft or less.
wave detail: se 1 foot at 3 seconds. bay and inland waters light
chop.
$$
(6/12)
Latest Coastal Waters Forecast by KMFL
Issued 4/21/2026 4:01 PM America/New_York.
Valid through 4/22/2026 5:00 AM America/New_York.
fzus52 kmfl 212001
cwfmfl
expires:202604220900;;761981
coastal waters forecast for florida
national weather service miami fl
401 pm edt tue apr 21 2026
atlantic coastal waters from jupiter inlet to ocean reef out to
60 nm and gulf coastal waters from east cape sable to chokoloskee
out 20 nm and chokoloskee to bonita beach out 60 nm...including the
waters of biscayne bay and lake okeechobee.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz651-671-220900-
coastal waters from deerfield beach to ocean reef fl out 20 nm-
waters from deerfield beach to ocean reef fl from 20 to 60 nm
excluding the territorial waters of bahamas-
401 pm edt tue apr 21 2026
...small craft advisory in effect through wednesday afternoon...
.tonight...ne winds 20 to 25 kt. seas 6 to 9 ft, occasionally to
11 ft. wave detail: ne 8 ft at 8 seconds and n 3 ft at 7 seconds.
intracoastal waters rough in exposed areas.
.wed...e winds 15 to 20 kt with gusts up to 25 kt. seas 5 to 7 ft,
occasionally to 9 ft. wave detail: ne 7 ft at 7 seconds.
intracoastal waters choppy in exposed areas.
.wed night...e winds 15 to 20 kt. seas 3 to 5 ft, occasionally to
6 ft. wave detail: e 4 ft at 5 seconds and n 2 ft at 7 seconds.
intracoastal waters choppy in exposed areas.
.thu...e winds 10 to 15 kt. seas 2 to 4 ft, occasionally to 5 ft.
wave detail: e 3 ft at 5 seconds and n 1 foot at 7 seconds.
intracoastal waters a moderate chop.
.thu night through fri night...se winds 10 to 15 kt. seas 2 to 3 ft.
wave detail: e 3 ft at 4 seconds and n 1 foot at 7 seconds.
intracoastal waters a moderate chop.
.sat through sun...s winds 5 to 10 kt. seas around 2 ft. wave
detail: se 1 foot at 4 seconds and n 1 foot at 5 seconds.
intracoastal waters light chop.
$$
(7/12)
Latest Coastal Waters Forecast by KMFL
Issued 4/21/2026 4:01 PM America/New_York.
Valid through 4/22/2026 5:00 AM America/New_York.
fzus52 kmfl 212001
cwfmfl
expires:202604220900;;761983
coastal waters forecast for florida
national weather service miami fl
401 pm edt tue apr 21 2026
atlantic coastal waters from jupiter inlet to ocean reef out to
60 nm and gulf coastal waters from east cape sable to chokoloskee
out 20 nm and chokoloskee to bonita beach out 60 nm...including the
waters of biscayne bay and lake okeechobee.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz610-220900-
lake okeechobee-
401 pm edt tue apr 21 2026
...small craft should exercise caution...
.tonight...e winds 15 to 20 kt, diminishing to 10 to 15 kt late this
evening and overnight. lake waters choppy.
.wed...e winds 10 to 15 kt with gusts up to 20 kt. lake waters a
moderate chop.
.wed night...e winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt after midnight. lake waters a moderate chop.
.thu...e winds 5 to 10 kt. lake waters light chop.
.thu night and fri...e winds 5 to 10 kt. lake waters light chop.
.fri night...se winds 5 to 10 kt. lake waters light chop.
.sat through sun...w winds 5 to 10 kt. lake waters light chop.
$$
(8/12)
Latest Coastal Waters Forecast by KMFL
Issued 4/21/2026 4:01 PM America/New_York.
Valid through 4/22/2026 5:00 AM America/New_York.
fzus52 kmfl 212001
cwfmfl
expires:202604220900;;761984
coastal waters forecast for florida
national weather service miami fl
401 pm edt tue apr 21 2026
atlantic coastal waters from jupiter inlet to ocean reef out to
60 nm and gulf coastal waters from east cape sable to chokoloskee
out 20 nm and chokoloskee to bonita beach out 60 nm...including the
waters of biscayne bay and lake okeechobee.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz630-220900-
biscayne bay-
401 pm edt tue apr 21 2026
...small craft advisory in effect through wednesday morning...
.tonight...e winds 20 to 25 kt. rough.
.wed...e winds 15 to 20 kt with gusts up to 25 kt. choppy.
.wed night...e winds 15 to 20 kt. choppy.
.thu...e winds 10 to 15 kt. a moderate chop.
.thu night...e winds 10 to 15 kt. a moderate chop.
.fri...se winds around 10 kt. light chop. a chance of showers.
.fri night...e winds 5 to 10 kt. light chop.
.sat through sun...sw winds 5 to 10 kt. light chop.
$$
(9/12)
Latest Coastal Waters Forecast by KMFL
Issued 4/21/2026 4:01 PM America/New_York.
Valid through 4/22/2026 5:00 AM America/New_York.
fzus52 kmfl 212001
cwfmfl
expires:202604220900;;761980
coastal waters forecast for florida
national weather service miami fl
401 pm edt tue apr 21 2026
atlantic coastal waters from jupiter inlet to ocean reef out to
60 nm and gulf coastal waters from east cape sable to chokoloskee
out 20 nm and chokoloskee to bonita beach out 60 nm...including the
waters of biscayne bay and lake okeechobee.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz650-670-220900-
coastal waters from jupiter inlet to deerfield beach fl out 20 nm-
waters from jupiter inlet to deerfield beach fl from 20 to 60 nm-
401 pm edt tue apr 21 2026
...small craft advisory in effect through wednesday afternoon...
.tonight...e winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft, occasionally to 10 ft. wave detail: e 7 ft at 7 seconds and nw
3 ft at 8 seconds. intracoastal waters rough in exposed areas.
.wed...e winds 15 to 20 kt with gusts up to 25 kt. seas 5 to 7 ft,
occasionally to 9 ft. wave detail: e 6 ft at 6 seconds and nw 2 ft
at 7 seconds. intracoastal waters choppy in exposed areas.
.wed night...e winds 15 to 20 kt. seas 3 to 5 ft, occasionally to
6 ft. wave detail: e 4 ft at 6 seconds and nw 1 foot at 7 seconds.
intracoastal waters choppy in exposed areas.
.thu...e winds 10 to 15 kt. seas 2 to 4 ft, occasionally to 5 ft.
wave detail: e 3 ft at 5 seconds and nw 1 foot at 7 seconds.
intracoastal waters a moderate chop.
.thu night through fri night...se winds 10 to 15 kt. seas 2 to 3 ft.
wave detail: e 3 ft at 5 seconds and nw 1 foot at 7 seconds.
intracoastal waters a moderate chop.
.sat through sun...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: se 2 ft at 5 seconds and nw 1 foot at 4 seconds.
intracoastal waters light chop.
$$
(10/12)
Latest Coastal Waters Forecast by KMLB
Issued 4/21/2026 3:06 PM America/New_York.
Valid through 4/22/2026 4:15 AM America/New_York.
fzus52 kmlb 211906
cwfmlb
expires:202604220815;;760053
coastal waters forecast for east central florida
national weather service melbourne fl
306 pm edt tue apr 21 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.
amz575-220815-
sebastian inlet to jupiter inlet 20-60 nm-
306 pm edt tue apr 21 2026
...small craft advisory in effect until 2 am edt wednesday...
.tonight...east winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: northeast 7 feet at
8 seconds and north 2 feet at 7 seconds.
.wednesday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: east 5 feet at 8 seconds and
north 1 foot at 7 seconds.
.wednesday night...east winds 10 to 15 knots. seas 4 feet. wave
detail: northeast 4 feet at 7 seconds.
.thursday...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 8 seconds and north 1 foot at 7 seconds.
.thursday night...southeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 3 feet at 8 seconds and north 1 foot at
7 seconds.
.friday...southeast winds around 10 knots. seas 3 feet. wave
detail: east 3 feet at 9 seconds and southwest 1 foot at
5 seconds.
.friday night...southeast winds 10 to 15 knots. seas 3 feet.
.saturday...southeast winds 5 to 10 knots. seas 2 to 3 feet.
.saturday night...southeast winds 10 to 15 knots, becoming
southwest after midnight. seas 2 feet. a slight chance of
showers.
.sunday...southwest winds 10 to 15 knots, becoming south 5 to
10 knots in the afternoon. seas 1 to 2 feet. a slight chance of
showers and thunderstorms in the afternoon.
.sunday night...south winds 10 to 15 knots, becoming southwest
after midnight. seas 1 to 2 feet. a slight chance of
thunderstorms. a chance of showers in the evening, then a slight
chance of showers after midnight.
winds and seas higher in and near thunderstorms.
$$
(11/12)
Latest Coastal Waters Forecast by KMLB
Issued 4/21/2026 3:06 PM America/New_York.
Valid through 4/22/2026 4:15 AM America/New_York.
fzus52 kmlb 211906
cwfmlb
expires:202604220815;;760050
coastal waters forecast for east central florida
national weather service melbourne fl
306 pm edt tue apr 21 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.
amz555-220815-
sebastian inlet to jupiter inlet 0-20 nm-
306 pm edt tue apr 21 2026
...small craft advisory in effect until 2 am edt wednesday...
.tonight...east winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: northeast 7 feet at
8 seconds. choppy on the intracoastal waters.
.wednesday...east winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: east 5 feet at 8 seconds. a
moderate chop on the intracoastal waters.
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 8 seconds. a light chop on the
intracoastal waters.
.thursday...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: southeast 4 feet at 7 seconds. a moderate chop on the
intracoastal waters.
.thursday night...southeast winds 5 to 10 knots. seas 3 feet.
wave detail: east 3 feet at 8 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 afternoon.
.friday night...southeast winds around 10 knots, becoming south
after midnight. seas 2 to 3 feet. mostly smooth on the
intracoastal waters.
.saturday...south winds 5 to 10 knots, becoming southeast in the
afternoon. seas 2 to 3 feet. a light chop on the intracoastal
waters. a slight chance of showers and thunderstorms in the
afternoon.
.saturday night...south winds 10 to 15 knots, becoming southwest
after midnight. seas 2 feet. a light chop on the intracoastal
waters.
.sunday...southwest winds 5 to 10 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
afternoon.
.sunday night...south winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. seas 1 to 2 feet. a light chop on
the intracoastal waters. a slight chance of showers and
thunderstorms in the evening.
winds and waves higher in and near thunderstorms.
$$
(12/12)
Latest Coastal Waters Forecast by KTBW
Issued 4/21/2026 2:36 PM America/New_York.
Valid through 4/22/2026 3:30 AM America/New_York.
fzus52 ktbw 211836
cwftbw
expires:202604220730;;758852
coastal waters forecast for florida
national weather service tampa bay ruskin fl
236 pm edt tue apr 21 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.
gmz856-220730-
coastal waters from bonita beach to englewood fl out 20 nm-
236 pm edt tue apr 21 2026
...small craft advisory in effect through wednesday morning...
.tonight...east winds around 20 knots with gusts up to 25 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east 4 feet
at 4 seconds and north 1 foot at 5 seconds. bay and inland waters
choppy.
.wednesday...east winds 15 to 20 knots, becoming southeast 10 to
15 knots in the afternoon. seas 3 to 5 feet, occasionally to
6 feet, subsiding to 2 to 3 feet in the afternoon. wave detail:
east 3 feet at 4 seconds, becoming southeast 2 feet at 4 seconds.
bay and inland waters choppy.
.wednesday night...northeast winds 10 to 15 knots, becoming east
after midnight. seas 2 to 3 feet. wave detail: southeast 2 feet
at 4 seconds. bay and inland waters a moderate chop.
.thursday...east winds 10 to 15 knots, becoming southeast in the
afternoon. seas 2 to 3 feet. wave detail: east 2 feet at
4 seconds. bay and inland waters a moderate chop.
.thursday night...south winds 5 to 10 knots, becoming east after
midnight. seas around 2 feet in the evening, then 1 foot or less.
wave detail: south 2 feet at 4 seconds, becoming southeast 1 foot
at 4 seconds. bay and inland waters light chop. a slight chance
of showers.
.friday...southeast winds around 10 knots, becoming south in the
afternoon. seas around 2 feet. wave detail: southeast 1 foot at
4 seconds. bay and inland waters light chop. a slight chance of
showers in the morning.
.friday night...west winds 5 to 10 knots, becoming east after
midnight. seas 1 foot or less. bay and inland waters light chop.
.saturday...southeast winds around 5 knots, becoming southwest in
the afternoon. seas 1 foot or less. bay and inland waters light
chop.
.saturday night...west winds 5 to 10 knots, becoming southeast
after midnight. seas 1 foot or less. bay and inland waters light
chop.
.sunday...south winds around 5 knots, becoming southwest in the
afternoon. seas 1 foot or less. bay and inland waters light chop.
$$
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