fzus52 kkey 120828
cwfkey
expires:202603122030;;065406

coastal waters forecast for the florida keys
national weather service key west fl
428 am edt thu mar 12 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.


gmz031-122030-
florida bay including barnes sound, blackwater sound, and
buttonwood sound-
428 am edt thu mar 12 2026

.today...southeast to south winds 10 to 15 knots, becoming
southwest and decreasing to 5 to 10 knots. bay waters a light to 
moderate chop, becoming smooth to a light chop. a slight chance of
showers.
.tonight...southwest to west winds 5 to 10 knots, becoming
northeast to north after midnight. bay waters smooth to a light 
chop. a chance of showers. 
.friday...northeast winds 5 to 10 knots, becoming east to southeast
in the afternoon. bay waters smooth to a light chop. a chance of 
showers with a slight chance of thunderstorms. 
.friday night...east to southeast winds 5 to 10 knots, increasing
to near 10 knots. bay waters smooth to a light chop, becoming a 
light chop. a chance of showers with a slight chance of 
thunderstorms.
.saturday...east to southeast winds near 10 knots. bay waters a 
light chop. a chance of showers with a slight chance of 
thunderstorms. 
.saturday night...east to southeast winds 10 to 15 knots, becoming
southeast and increasing to near 15 knots. bay waters a light to 
moderate chop, becoming a moderate chop. a chance of showers with 
a slight chance of thunderstorms. 
.sunday...southeast to south winds near 15 knots, decreasing to 10
to 15 knots. bay waters a moderate chop, becoming a light to 
moderate chop. showers likely with a chance of thunderstorms. 
.sunday night...southeast winds 10 to 15 knots. bay waters a
light to moderate chop. a chance of showers with a slight chance 
of thunderstorms. 
.monday...south winds 10 to 15 knots. bay waters a light to
moderate chop. a chance of showers and thunderstorms. 
.monday night...southwest winds 5 to 10 knots, increasing to
southwest to west 10 to 15 knots after midnight. bay waters 
smooth to a light chop, becoming a light to moderate chop. a 
chance of showers and thunderstorms. 

$$

fzus52 kkey 120828
cwfkey
expires:202603122030;;065409

coastal waters forecast for the florida keys
national weather service key west fl
428 am edt thu mar 12 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>075-122030-
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-
428 am edt thu mar 12 2026

.today...southeast to south winds 10 to 15 knots, becoming south 
to southwest and decreasing to 5 to 10 knots this afternoon. seas
2 to 4 feet, occasionally to 5 feet, subsiding to 1 to 2 feet. 
wave detail: east to southeast 4 feet at 5 seconds. a slight 
chance of showers.
.tonight...variable winds 5 to 10 knots. seas 1 to 2 feet. wave 
detail: east 2 feet at 5 seconds. a chance of showers. 
.friday...northeast to east winds near 5 knots, becoming east to
southeast and increasing to 5 to 10 knots. seas 1 to 2 feet, 
building to 1 to 3 feet. wave detail: east 1 foot at 4 seconds,
becoming east to southeast 1 foot at 4 seconds. a slight chance 
of showers and thunderstorms. 
.friday night...east winds 5 to 10 knots, becoming east to
southeast and increasing to 10 to 15 knots after midnight. seas 1
to 3 feet, building to 2 to 3 feet. a chance of showers with a 
slight chance of thunderstorms.
.saturday...east to southeast winds 10 to 15 knots. seas 2 to 3 
feet. a chance of showers with a slight chance of thunderstorms. 
.saturday night...east to southeast winds 10 to 15 knots, becoming
southeast and increasing to near 15 knots. seas 2 to 3 feet. a 
chance of showers with a slight chance of thunderstorms. 
.sunday...southeast winds near 15 knots, decreasing to 10 to 15
knots. seas 2 to 3 feet. a chance of showers and thunderstorms. 
.sunday night...east to southeast winds 10 to 15 knots, becoming
southeast to south and increasing to 15 to 20 knots. seas 2 to 3 
feet, building to 2 to 4 feet, occasionally to 5 feet. a chance of
showers with a slight chance of thunderstorms.
.monday...southeast to south winds 15 to 20 knots, becoming south
to southwest adn decreasing to 10 to 15 knots. seas 2 to 3 feet, 
subsiding to around 2 feet. a chance of showers with a slight 
chance of thunderstorms.
.monday night...southwest winds 10 to 15 knots. seas around 2 
feet. a chance of showers and thunderstorms. 

$$

fzus52 kkey 120828
cwfkey
expires:202603122030;;065407

coastal waters forecast for the florida keys
national weather service key west fl
428 am edt thu mar 12 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.


gmz032-035-122030-
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-
428 am edt thu mar 12 2026

.today...southeast to south winds 10 to 15 knots, becoming 
southwest and decreasing to 5 to 10 knots. seas 1 to 2 feet, 
subsiding to around 1 foot. west of the marquesas keys, seas 2 to 
3 feet, subsiding to 1 to 2 feet. nearshore waters a light to 
moderate chop, becoming smooth to a light chop. a slight chance of
showers.
.tonight...west winds 5 to 10 knots, becoming north after midnight.
seas 1 foot or less. nearshore waters smooth to a light chop. a 
chance of showers. 
.friday...northeast winds 5 to 10 knots, becoming east to
southeast and decreasing to near 5 knots in the afternoon. seas 1
foot or less, except building to around 2 feet west of the 
marquesas keys due to northwest swell. nearshore waters smooth to 
a light chop, becoming smooth. a slight chance of showers and 
thunderstorms. 
.friday night...east to southeast winds 5 to 10 knots, increasing
to near 10 knots. seas 1 to 2 feet, except 2 to 3 feet west of 
the marquesas keys due to northwest swell. nearshore waters smooth
to a light chop, becoming a light chop. a chance of showers with 
a slight chance of thunderstorms. 
.saturday...east to southeast winds near 10 knots. seas 1 to
2 feet. nearshore waters a light chop. a chance of showers with a
slight chance of thunderstorms. 
.saturday night...east to southeast winds 10 to 15 knots,
increasing to near 15 knots. seas 1 to 2 feet, except around 2 
feet west of the marquesas keys. nearshore waters a light to 
moderate chop, becoming a moderate chop. a chance of showers with 
a slight chance of thunderstorms. 
.sunday...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. showers likely with a chance of thunderstorms. 
.sunday night...southeast winds 10 to 15 knots. seas 1 to 2 feet.
nearshore waters a light to moderate chop. a chance of showers 
with a slight chance of thunderstorms. 
.monday...south to southwest winds 10 to 15 knots. seas 1 to 2
feet. nearshore waters a light to moderate chop. a chance of 
showers with a slight chance of thunderstorms. 
.monday night...southwest winds 5 to 10 knots, becoming southwest
to west 10 to 15 knots after midnight. seas 1 to 2 feet, except 
building to 2 to 3 feet west of the marquesas keys. nearshore 
waters smooth to a light chop, becoming a light to moderate chop. 
a chance of showers and thunderstorms. 

$$

fzus52 kkey 120828
cwfkey
expires:202603122030;;065410

coastal waters forecast for the florida keys
national weather service key west fl
428 am edt thu mar 12 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.


gmz033-034-122030-
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-
428 am edt thu mar 12 2026

.today...southeast to south winds 10 to 15 knots, becoming
southwest and decreasing to near 10 knots this afternoon. seas 
around 2 feet, subsiding to 1 to 2 feet. wave detail:
southeast to south 2 feet at 4 seconds. a chance of showers. 
.tonight...west to northwest winds near 10 knots, becoming north
to northeast after midnight. seas 1 to 2 feet. wave detail: south
to southwest 1 foot at 4 seconds. a chance of showers. 
.friday...northeast winds 10 to 15 knots, becoming east and
decreasing to near 5 knots. seas 1 to 2 feet, building to 2 to 3 
feet due to northwest swell. wave detail: northwest 4 feet at 7 
seconds and northeast to east 1 foot at 3 seconds. a slight chance
of showers. 
.friday night...east winds 5 to 10 knots, becoming east to
southeast. seas 2 to 3 feet due to northwest swell. a chance of 
showers with a slight chance of thunderstorms.
.saturday...east to southeast winds 5 to 10 knots, increasing to
near 10 knots. seas around 2 feet. a chance of showers with a 
slight chance of thunderstorms. 
.saturday night...east to southeast winds 10 to 15 knots, becoming
southeast. seas around 2 feet. a chance of showers with a slight 
chance of thunderstorms. 
.sunday...southeast winds 10 to 15 knots, decreasing to near 10
knots. seas 2 to 3 feet, subsiding to around 2 feet. showers 
likely with a chance of thunderstorms. 
.sunday night...southeast winds 5 to 10 knots, becoming southeast
to south 10 to 15 knots after midnight. seas 1 to 2 feet. a 
chance of showers with a slight chance of thunderstorms. 
.monday...south to southwest winds 10 to 15 knots. seas 1 to
2 feet. a chance of showers with a slight chance of 
thunderstorms. 
.monday night...southwest to west winds near 10 knots, becoming
west to northwest after midnight. seas 1 to 2 feet. a chance of 
showers and thunderstorms. 

$$

fzus52 kmfl 120756
cwfmfl
expires:202603122000;;063488

coastal waters forecast for florida
national weather service miami fl
356 am edt thu mar 12 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. 


amz610-122000-
lake okeechobee-
356 am edt thu mar 12 2026

...small craft should exercise caution...

.today...s winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt late. lake waters a moderate chop. a slight chance of
showers late. 
.tonight...w winds 10 to 15 kt, becoming n after midnight. lake
waters a moderate chop. a chance of showers in the evening. 
.fri...ne winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. lake waters a moderate chop. a chance of showers and
tstms in the afternoon. 
.fri night...e winds 5 to 10 kt. lake waters light chop. a chance of
showers and tstms in the evening. 
.sat and sat night...se winds 5 to 10 kt. lake waters light chop.
showers likely with a chance of tstms. 
.sun...s winds 5 to 10 kt. lake waters light chop. a chance of
tstms. 
.mon...s winds 5 to 10 kt, becoming sw in the evening, then becoming
w 10 to 15 kt after midnight. lake waters a moderate chop. a chance
of showers. a chance of tstms through the night.  

winds and waves higher in and near tstms.

$$

fzus52 kmfl 120756
cwfmfl
expires:202603122000;;063489

coastal waters forecast for florida
national weather service miami fl
356 am edt thu mar 12 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. 


amz630-122000-
biscayne bay-
356 am edt thu mar 12 2026

.today...s winds 10 to 15 kt. a moderate chop. 
.tonight...sw winds 10 to 15 kt, becoming w around 5 kt after
midnight. a moderate chop. a chance of showers and tstms after
midnight. 
.fri...ne winds 5 to 10 kt, becoming se in the afternoon. light
chop. a chance of showers. a chance of tstms in the afternoon. 
.fri night...se winds 5 to 10 kt. light chop. a chance of tstms in
the evening. a chance of showers. 
.sat and sat night...se winds 5 to 10 kt. light chop. a chance of
showers and tstms. 
.sun through mon...sw winds 10 to 15 kt. a moderate chop. a chance
of showers and tstms.  

winds and waves higher in and near tstms.

$$

fzus52 kmfl 120756
cwfmfl
expires:202603122000;;063485

coastal waters forecast for florida
national weather service miami fl
356 am edt thu mar 12 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. 


amz650-670-122000-
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-
356 am edt thu mar 12 2026

...small craft should exercise caution...

.today...s winds 15 to 20 kt. seas 2 to 3 ft. wave detail: s 3 ft at
4 seconds. intracoastal waters a moderate chop. 
.tonight...sw winds 15 to 20 kt, becoming n 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and nw
2 ft at 4 seconds. intracoastal waters a moderate chop. a chance of
showers and tstms. 
.fri...e winds 10 to 15 kt. seas 3 to 5 ft, occasionally to 6 ft.
wave detail: n 4 ft at 8 seconds and n 3 ft at 4 seconds.
intracoastal waters a moderate chop. a chance of showers and tstms. 
.fri night...se winds around 10 kt. seas 4 to 6 ft, occasionally to
8 ft. wave detail: n 5 ft at 8 seconds and nw 4 ft at 8 seconds.
intracoastal waters light chop. a chance of showers and tstms. 
.sat and sat night...se winds 10 to 15 kt. seas 3 to 5 ft,
occasionally to 6 ft. wave detail: n 4 ft at 8 seconds and se 3 ft
at 4 seconds. intracoastal waters a moderate chop. showers likely
with a chance of tstms. 
.sun through mon...sw winds 15 to 20 kt. seas 2 to 4 ft,
occasionally to 5 ft. wave detail: se 4 ft at 5 seconds and ne 2 ft
at 8 seconds. intracoastal waters a moderate chop. showers likely
with a chance of tstms.  

winds and seas higher in and near tstms.

$$

fzus52 kmfl 120756
cwfmfl
expires:202603122000;;063486

coastal waters forecast for florida
national weather service miami fl
356 am edt thu mar 12 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. 


amz651-671-122000-
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-
356 am edt thu mar 12 2026

.today...s winds 10 to 15 kt. seas around 2 ft. wave detail: se 2 ft
at 4 seconds. intracoastal waters light chop. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming w
after midnight. seas around 2 ft in the evening, then 1 foot or
less. wave detail: sw 2 ft at 4 seconds, becoming w 1 foot at
3 seconds. intracoastal waters light chop. a chance of showers and
tstms after midnight. 
.fri...e winds 5 to 10 kt, becoming se in the afternoon. seas around
2 ft. wave detail: n 1 foot at 3 seconds. intracoastal waters light
chop. a chance of tstms in the morning. a chance of showers. 
.fri night...se winds 5 to 10 kt. seas 2 to 4 ft, occasionally to
5 ft. wave detail: n 4 ft at 8 seconds and se 1 foot at 3 seconds.
intracoastal waters light chop. a chance of showers after midnight. 
.sat...se winds around 10 kt. seas 2 to 4 ft, occasionally to 5 ft.
wave detail: n 3 ft at 8 seconds and se 2 ft at 4 seconds.
intracoastal waters light chop. a chance of showers. 
.sat night...se winds 10 to 15 kt. seas 3 to 4 ft, occasionally to
5 ft. wave detail: se 3 ft at 4 seconds and nw 2 ft at 7 seconds.
intracoastal waters a moderate chop. a chance of tstms in the
evening. a chance of showers.
.sun through mon...s winds 15 to 20 kt. seas 2 to 4 ft, occasionally
to 5 ft. intracoastal waters a moderate chop. a chance of showers
and tstms. 
.mon night...sw winds 10 to 15 kt. seas around 2 ft. intracoastal
waters light chop. a chance of showers and tstms.  

winds and seas higher in and near tstms.

$$

fzus52 kmfl 120756
cwfmfl
expires:202603122000;;063487

coastal waters forecast for florida
national weather service miami fl
356 am edt thu mar 12 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. 


gmz656-657-676-122000-
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-
356 am edt thu mar 12 2026

...small craft should exercise caution...

.today...s winds around 10 kt with gusts up to 20 kt, becoming sw
with gusts up to 20 kt late. seas less than 2 ft or less, then
around 2 ft this afternoon. wave detail: s 1 foot at 3 seconds. bay
and inland waters light chop. a slight chance of showers and tstms
late. 
.tonight...w winds 5 to 10 kt, becoming n after midnight. seas less
than 2 ft or less. wave detail: w 1 foot at 4 seconds. bay and
inland waters light chop. 
.fri...ne winds 10 to 15 kt, becoming se 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: nw 3 ft at 7 seconds and ne
2 ft at 3 seconds. bay and inland waters light chop. 
.fri night...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: nw
3 ft at 7 seconds. bay and inland waters light chop. 
.sat and sat night...e winds 5 to 10 kt. seas around 2 ft. wave
detail: e 1 foot at 2 seconds and nw 1 foot at 6 seconds. bay and
inland waters light chop. a chance of showers and tstms. 
.sun through mon...w winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
w 3 ft at 4 seconds and se 2 ft at 3 seconds. bay and inland waters
choppy in exposed areas. a chance of showers and tstms.  

winds and seas higher in and near tstms.

$$

fzus52 kmlb 121405
cwfmlb
expires:202603130230;;545345

coastal waters forecast for east central florida
national weather service melbourne fl
1005 am edt thu mar 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.


amz575-130230-
sebastian inlet to jupiter inlet 20-60 nm-
1005 am edt thu mar 12 2026

...small craft should exercise caution...
...small craft advisory in effect from this evening through
friday evening...

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

winds and seas higher in and near thunderstorms.

$$

fzus52 kmlb 121405
cwfmlb
expires:202603130230;;545342

coastal waters forecast for east central florida
national weather service melbourne fl
1005 am edt thu mar 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.


amz555-130230-
sebastian inlet to jupiter inlet 0-20 nm-
1005 am edt thu mar 12 2026

...small craft advisory in effect from this evening through
friday evening...

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

winds and waves higher in and near thunderstorms.

$$

fzus52 ktbw 120619
cwftbw
expires:202603121915;;057600

coastal waters forecast for florida
national weather service tampa bay ruskin fl
219 am edt thu mar 12 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.


gmz873-121915-
waters from englewood to tarpon springs fl out 20 to 60 nm-
219 am edt thu mar 12 2026

.today...south winds 10 to 15 knots, becoming west with gusts up
to 20 knots late. seas around 2 feet. wave detail: south 2 feet
at 5 seconds. a slight chance of showers this morning. a slight
chance of thunderstorms. showers likely this afternoon. 
.tonight...north winds 10 to 15 knots, becoming northeast 15 to
20 knots after midnight. seas 2 to 3 feet, building to 3 to
5 feet, occasionally to 6 feet after midnight. wave detail: south
2 feet at 4 seconds and west 2 feet at 5 seconds, becoming
northeast 3 feet at 4 seconds and northwest 3 feet at 6 seconds.
a slight chance of showers and thunderstorms in the evening. 
.friday...northeast winds 15 to 20 knots with gusts up to
25 knots, diminishing to 10 to 15 knots in the afternoon. seas
3 to 5 feet, occasionally to 6 feet. wave detail: northeast
3 feet at 5 seconds and northwest 3 feet at 7 seconds. a slight
chance of showers and thunderstorms in the afternoon. 
.friday night...northeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: north 2 feet at 6 seconds. a slight chance of
showers and thunderstorms. 
.saturday...east winds 5 to 10 knots. seas around 2 feet. wave
detail: east 2 feet at 4 seconds and northwest 1 foot at
6 seconds. a chance of showers with a slight chance of
thunderstorms. 
.saturday night...southeast winds 5 to 10 knots. seas 1 foot or
less. wave detail: southeast 1 foot at 3 seconds. a chance of
showers with a slight chance of thunderstorms. 
.sunday...southeast winds around 10 knots. seas 1 foot or less,
then around 2 feet in the afternoon. showers likely with a slight
chance of thunderstorms. 
.sunday night...south winds around 10 knots. seas around 2 feet.
showers likely with a slight chance of thunderstorms. 
.monday...southwest winds 10 to 15 knots. seas around 2 feet.
showers likely with a slight chance of thunderstorms. 

winds and seas higher in and near thunderstorms.

$$

fzus52 ktbw 120619
cwftbw
expires:202603121915;;057597

coastal waters forecast for florida
national weather service tampa bay ruskin fl
219 am edt thu mar 12 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.


gmz856-121915-
coastal waters from bonita beach to englewood fl out 20 nm-
219 am edt thu mar 12 2026

.today...south winds 10 to 15 knots with gusts up to 20 knots,
becoming southwest with gusts up to 20 knots late. seas 1 foot or
less, then around 2 feet this afternoon. wave detail: south
1 foot at 4 seconds, becoming south 1 foot at 3 seconds. bay and
inland waters a moderate chop. a chance of showers with a slight
chance of thunderstorms late. 
.tonight...west winds 5 to 10 knots, becoming northeast 10 to
15 knots after midnight. seas 1 foot or less, then around 2 feet
after midnight. wave detail: southwest 1 foot at 4 seconds,
becoming east 1 foot at 4 seconds and west 1 foot at 4 seconds.
bay and inland waters a moderate chop. a chance of showers with a
slight chance of thunderstorms in the evening. 
.friday...northeast winds 10 to 15 knots, becoming southeast 5 to
10 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 a moderate chop. a slight chance of showers
and thunderstorms. 
.friday night...northwest winds around 5 knots, becoming east
after midnight. seas 2 to 3 feet. wave detail: northwest 2 feet
at 7 seconds and south 1 foot at 3 seconds. bay and inland waters
light chop. a slight chance of showers and thunderstorms. 
.saturday...east winds 5 to 10 knots, becoming southeast in the
afternoon. seas around 2 feet in the morning, then 1 foot or
less. wave detail: east 1 foot at 2 seconds and northwest 1 foot
at 6 seconds, becoming southeast 1 foot at 2 seconds and
northwest 1 foot at 5 seconds. bay and inland waters light chop.
a slight chance of thunderstorms. a chance of showers in the
morning, then showers likely in the afternoon. 
.saturday night...southeast winds 5 to 10 knots. seas 1 foot or
less. wave detail: southeast 1 foot at 3 seconds and northwest
1 foot at 5 seconds. bay and inland waters light chop. a slight
chance of thunderstorms. showers likely, mainly in the evening. 
.sunday...southeast winds around 10 knots. seas 1 foot or less.
bay and inland waters light chop. showers likely with a slight
chance of thunderstorms. 
.sunday night...south winds around 10 knots. seas 1 foot or less,
then around 2 feet after midnight. bay and inland waters light
chop. a slight chance of thunderstorms. showers likely, mainly in
the evening. 
.monday...south winds 10 to 15 knots. seas around 2 feet. bay and
inland waters a moderate chop. showers likely with a slight
chance of thunderstorms. 

winds and seas higher in and near thunderstorms.

$$

fzus52 ktbw 120619
cwftbw
expires:202603121915;;057599

coastal waters forecast for florida
national weather service tampa bay ruskin fl
219 am edt thu mar 12 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.


gmz853-121915-
coastal waters from englewood to tarpon springs fl out 20 nm-
219 am edt thu mar 12 2026

.today...south winds 10 to 15 knots with gusts up to 20 knots,
becoming southwest with gusts up to 20 knots late. seas around
2 feet. wave detail: south 2 feet at 4 seconds. bay and inland
waters a moderate chop. a chance of showers with a slight chance
of thunderstorms early this afternoon. showers likely with a
slight chance of thunderstorms late. 
.tonight...north winds 10 to 15 knots, becoming northeast 15 to
20 knots after midnight. seas 2 to 4 feet, occasionally to
5 feet. wave detail: southwest 2 feet at 4 seconds. bay and
inland waters choppy. a chance of showers with a slight chance of
thunderstorms in the evening. 
.friday...northeast winds 15 to 20 knots, diminishing to 5 to
10 knots in the afternoon. seas 2 to 4 feet, occasionally to
5 feet. wave detail: northwest 3 feet at 7 seconds and northeast
2 feet at 4 seconds. bay and inland waters choppy. a slight
chance of showers and thunderstorms in the afternoon. 
.friday night...north winds around 10 knots, becoming northeast
after midnight. seas around 2 feet. wave detail: northwest 2 feet
at 6 seconds and southeast 1 foot at 4 seconds. bay and inland
waters light chop. a slight chance of showers and thunderstorms. 
.saturday...east winds around 10 knots, becoming southeast in the
afternoon. seas around 2 feet in the morning, then 1 foot or
less. wave detail: east 1 foot at 2 seconds and northwest 1 foot
at 5 seconds, becoming southeast 1 foot at 3 seconds and
northwest 1 foot at 4 seconds. bay and inland waters light chop.
a chance of showers with a slight chance of thunderstorms. 
.saturday night...southeast winds 5 to 10 knots. seas 1 foot or
less. wave detail: southeast 1 foot at 3 seconds and north 1 foot
at 4 seconds. bay and inland waters light chop. a chance of
showers with a slight chance of thunderstorms. 
.sunday...southeast winds 10 to 15 knots. seas 1 foot or less,
then around 2 feet in the afternoon. bay and inland waters a
moderate chop. a slight chance of thunderstorms. a chance of
showers in the morning, then showers likely in the afternoon. 
.sunday night...south winds 10 to 15 knots. seas around 2 feet.
bay and inland waters a moderate chop. a slight chance of
thunderstorms. showers likely, mainly in the evening. 
.monday...southwest winds 10 to 15 knots. seas around 2 feet. bay
and inland waters a moderate chop. showers likely with a slight
chance of thunderstorms. 

winds and seas higher in and near thunderstorms.

$$

fzus52 ktbw 120619
cwftbw
expires:202603121915;;057598

coastal waters forecast for florida
national weather service tampa bay ruskin fl
219 am edt thu mar 12 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.


gmz876-121915-
waters from bonita beach to englewood fl out 20 to 60 nm-
219 am edt thu mar 12 2026

.today...south winds around 10 knots, becoming southwest late.
seas around 2 feet. wave detail: south 2 feet at 4 seconds. a
slight chance of showers and thunderstorms early this afternoon.
a chance of showers with a slight chance of thunderstorms late. 
.tonight...northwest winds around 10 knots, becoming northeast
after midnight. seas around 2 feet. wave detail: south 2 feet at
4 seconds and west 2 feet at 5 seconds. a chance of showers with
a slight chance of thunderstorms in the evening. 
.friday...northeast winds 10 to 15 knots with gusts up to
20 knots, becoming east 5 to 10 knots in the afternoon. seas 2 to
4 feet, occasionally to 5 feet. wave detail: northwest 3 feet at
7 seconds and northeast 2 feet at 4 seconds. a slight chance of
showers and thunderstorms. 
.friday night...northeast winds 5 to 10 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northwest 3 feet at
7 seconds. a slight chance of thunderstorms. a slight chance of
showers in the evening, then a chance of showers after midnight. 
.saturday...southeast winds 5 to 10 knots. seas around 2 feet.
wave detail: northwest 2 feet at 6 seconds and east 1 foot at
3 seconds. a chance of showers with a slight chance of
thunderstorms. 
.saturday night...southeast winds 5 to 10 knots. seas 1 foot or
less. wave detail: southeast 1 foot at 3 seconds and north 1 foot
at 5 seconds. a chance of showers with a slight chance of
thunderstorms. 
.sunday...southeast winds around 10 knots. seas 1 foot or less,
then around 2 feet in the afternoon. showers likely with a slight
chance of thunderstorms. 
.sunday night...south winds around 10 knots. seas around 2 feet.
a slight chance of thunderstorms. showers likely, mainly in the
evening. 
.monday...south winds around 10 knots. seas around 2 feet.
showers likely with a slight chance of thunderstorms. 

winds and seas higher in and near thunderstorms.

$$