Alert archive / Florida / Freeze Warnings in 2012

Freeze Warning 1, NWS Miami, FL

January 3, 20125 counties in Florida

NWS Miami, FL issued this freeze warning at Jan 3, 2012, 4:53 AM EST for 5 counties in Florida. It took effect at Jan 4, 2012, 1:00 AM EST. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 3, 2012, 4:53 AM EST (09:53 UTC)
In effect from
Jan 4, 2012, 1:00 AM EST
Expired
Jan 4, 2012, 9:29 AM EST
In force
8 hr
Issued by
NWS Miami, FL

Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 55 km from the middle of the area, began a volume at 09:55 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 9.9 hours before the alert went out and 50 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2012-01-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 220 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2012-01-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
220 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
763 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

777 
WWUS72 KMFL 030953
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
453 AM EST TUE JAN 3 2012

...HARD FREEZE WATCH IN EFFECT FOR GLADES AND HENDRY COUNTIES
TONIGHT THROUGH WEDNESDAY MORNING...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TONIGHT THROUGH WEDNESDAY MORNING...

FLZ067-069>071-073-075-174-032100-
/O.UPG.KMFL.FZ.A.0001.120104T0400Z-120104T1400Z/
/O.NEW.KMFL.FZ.W.0001.120104T0400Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
453 AM EST TUE JAN 3 2012

...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EST
WEDNESDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. 

* TEMPERATURE...LOW TEMPERATURES WILL FALL INTO THE UPPER 20S TO
  THE LOWER 30S TONIGHT INTO WEDNESDAY MORNING ACROSS MUCH OF
  INLAND SOUTH FLORIDA AND THE GULF COAST.

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ063-066-032100-
/O.CON.KMFL.HZ.A.0001.120104T0400Z-120104T1400Z/
GLADES-HENDRY-
INCLUDING THE CITIES OF...MOORE HAVEN...CLEWISTON
453 AM EST TUE JAN 3 2012

...HARD FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING...

* TEMPERATURE...LOW TEMPERATURES COULD FALL INTO THE LOW TO MID
  20S OVER GLADES AND HENDRY COUNTIES TONIGHT INTO WEDNESDAY
  MORNING.

* DURATION...TEMPERATURES 28 DEGREES OR BELOW ARE POSSIBLE FOR 4 
  TO 8 HOURS ACROSS GLADES COUNTY AND 3 TO 6 HOURS ACROSS HENDRY 
  COUNTY. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
7 follow-up statements
539 
WWUS72 KMFL 031551
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
1051 AM EST TUE JAN 3 2012

...HARD FREEZE WATCH IN EFFECT FOR GLADES AND HENDRY COUNTIES
TONIGHT THROUGH WEDNESDAY MORNING...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TONIGHT THROUGH WEDNESDAY MORNING...

FLZ067-069>071-073-075-174-040000-
/O.CON.KMFL.FZ.W.0001.120104T0400Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
1051 AM EST TUE JAN 3 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM EST WEDNESDAY...

* TEMPERATURE...LOW TEMPERATURES WILL FALL INTO THE UPPER 20S TO 
  THE LOWER 30S TONIGHT INTO WEDNESDAY MORNING ACROSS MUCH OF 
  INLAND SOUTH FLORIDA AND THE GULF COAST. 

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ168-172-031800-
/O.NEW.KMFL.WI.Y.0001.120103T1551Z-120103T1800Z/
COASTAL PALM BEACH-COASTAL BROWARD-
INCLUDING THE CITIES OF...JUPITER...WEST PALM BEACH...
BOCA RATON...POMPANO BEACH...FORT LAUDERDALE
1051 AM EST TUE JAN 3 2012

...WIND ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON. 

* TIMING...STRONG WINDS INTO THE EARLY AFTERNOON

* WINDS...FREQUENT GUSTS IN EXCESS OF 35 MPH ARE OCCURRING OR ARE
  POSSIBLE ALONG THE COASTAL ZONE OF PALM BEACH AND BROWARD
  COUNTIES. 

* IMPACTS...MARINERS IN THE INTRACOASTAL WATERS SHOULD EXERCISE
  CAUTION WITH STRONG WINDS AND CHOPPY CONDITIONS. DRIVERS SHOULD
  ALSO EXERCISE CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT FREQUENT GUSTS IN EXCESS OF 35 MPH ARE
POSSIBLE OR OCCURRING. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. MAKE SURE TO SECURE LOOSE OBJECTS AS THEY CAN BE BLOWN
AROUND BY WINDS THIS STRONG.

&&

$$

FLZ063-066-040000-
/O.CON.KMFL.HZ.A.0001.120104T0400Z-120104T1400Z/
GLADES-HENDRY-
INCLUDING THE CITIES OF...MOORE HAVEN...CLEWISTON
1051 AM EST TUE JAN 3 2012

...HARD FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING...

* TEMPERATURE...LOW TEMPERATURES COULD FALL INTO THE LOW TO MID 
  20S OVER GLADES AND HENDRY COUNTIES TONIGHT INTO WEDNESDAY 
  MORNING. 

* DURATION...TEMPERATURES 28 DEGREES OR BELOW ARE POSSIBLE FOR 4 
  TO 8 HOURS ACROSS GLADES COUNTY AND 3 TO 6 HOURS ACROSS HENDRY 
  COUNTY. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
673 
WWUS72 KMFL 031758
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
1258 PM EST TUE JAN 3 2012

...HARD FREEZE WATCH IN EFFECT FOR GLADES AND HENDRY COUNTIES
TONIGHT THROUGH WEDNESDAY MORNING...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TONIGHT THROUGH WEDNESDAY MORNING...

FLZ168-172-031900-
/O.CAN.KMFL.WI.Y.0001.000000T0000Z-120103T1800Z/
COASTAL PALM BEACH-COASTAL BROWARD-
INCLUDING THE CITIES OF...JUPITER...WEST PALM BEACH...
BOCA RATON...POMPANO BEACH...FORT LAUDERDALE
1258 PM EST TUE JAN 3 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE WIND
ADVISORY. 

THE STRONG WINDS ACROSS THE REGION ARE EXPECTED TO START SLOWLY 
SUBSIDING THROUGH THE EARLY EVENING HOURS. THEREFORE...THE WIND
ADVISORY HAS BEEN CANCELLED. HOWEVER...RESIDENTS AND MARINERS
ACROSS THE REGION SHOULD CONTINUE TO EXERCISE CAUTION OVER THE
NEXT COUPLE OF HOURS.

$$

FLZ067-069>071-073-075-174-040200-
/O.CON.KMFL.FZ.W.0001.120104T0400Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
1258 PM EST TUE JAN 3 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM EST WEDNESDAY...

* TEMPERATURE...LOW TEMPERATURES WILL FALL INTO THE UPPER 20S TO 
  THE LOWER 30S TONIGHT INTO WEDNESDAY MORNING ACROSS MUCH OF 
  INLAND SOUTH FLORIDA AND THE GULF COAST. 

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ063-066-040200-
/O.CON.KMFL.HZ.A.0001.120104T0400Z-120104T1400Z/
GLADES-HENDRY-
INCLUDING THE CITIES OF...MOORE HAVEN...CLEWISTON
1258 PM EST TUE JAN 3 2012

...HARD FREEZE WATCH REMAINS IN EFFECT FROM 11 PM EST THIS
EVENING THROUGH WEDNESDAY MORNING...

* TEMPERATURE...LOW TEMPERATURES COULD FALL INTO THE LOW TO MID 
  20S OVER GLADES AND HENDRY COUNTIES TONIGHT INTO WEDNESDAY 
  MORNING. 

* DURATION...TEMPERATURES 28 DEGREES OR BELOW ARE POSSIBLE FOR 4 
  TO 8 HOURS ACROSS GLADES COUNTY AND 3 TO 6 HOURS ACROSS HENDRY 
  COUNTY. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
319 
WWUS72 KMFL 031930
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
230 PM EST TUE JAN 3 2012

...HARD FREEZE WATCH IN EFFECT FOR GLADES AND HENDRY COUNTIES
TONIGHT THROUGH WEDNESDAY MORNING...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TONIGHT THROUGH WEDNESDAY MORNING...

FLZ063-066-040900-
/O.UPG.KMFL.HZ.A.0001.120104T0400Z-120104T1400Z/
/O.NEW.KMFL.HZ.W.0001.120104T0600Z-120104T1400Z/
GLADES-HENDRY-
INCLUDING THE CITIES OF...MOORE HAVEN...CLEWISTON
230 PM EST TUE JAN 3 2012

...HARD FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A HARD FREEZE
WARNING...WHICH IS IN EFFECT FROM 1 AM TO 9 AM EST WEDNESDAY. THE
HARD FREEZE WATCH IS NO LONGER IN EFFECT. 


DURATION...TEMPERATURES 28 DEGREES OR BELOW ARE POSSIBLE FOR 4 TO
8 HOURS ACROSS GLADES COUNTY AND 3 TO 6 HOURS ACROSS HENDRY
COUNTY.

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

&&

$$

FLZ067-069>071-073-075-174-040900-
/O.EXT.KMFL.FZ.W.0001.120104T0600Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
230 PM EST TUE JAN 3 2012

...FREEZE WARNING NOW IN EFFECT FROM 1 AM TO 9 AM EST WEDNESDAY...

* TEMPERATURE...LOW TEMPERATURES WILL FALL INTO THE UPPER 20S TO 
  THE LOWER 30S TONIGHT INTO WEDNESDAY MORNING ACROSS MUCH OF 
  INLAND SOUTH FLORIDA AND THE GULF COAST. 

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
158 
WWUS72 KMFL 031942
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
242 PM EST TUE JAN 3 2012

...HARD FREEZE WARNING IN EFFECT FOR GLADES AND HENDRY COUNTIES
TONIGHT THROUGH WEDNESDAY MORNING...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TONIGHT THROUGH WEDNESDAY MORNING...

FLZ063-066-040345-
/O.CON.KMFL.HZ.W.0001.120104T0600Z-120104T1400Z/
GLADES-HENDRY-
INCLUDING THE CITIES OF...MOORE HAVEN...CLEWISTON
242 PM EST TUE JAN 3 2012

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM EST
WEDNESDAY...

DURATION...TEMPERATURES 28 DEGREES OR BELOW ARE EXPECTED FOR 4 TO
8 HOURS ACROSS GLADES COUNTY AND 3 TO 6 HOURS ACROSS HENDRY
COUNTY.

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

&&

$$

FLZ067-069>071-073-075-174-040345-
/O.CON.KMFL.FZ.W.0001.120104T0600Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
242 PM EST TUE JAN 3 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM EST
WEDNESDAY...

* TEMPERATURE...LOW TEMPERATURES WILL FALL INTO THE UPPER 20S TO 
  THE LOWER 30S TONIGHT INTO WEDNESDAY MORNING ACROSS MUCH OF 
  INLAND SOUTH FLORIDA AND THE GULF COAST. 

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
483 
WWUS72 KMFL 040912
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
412 AM EST WED JAN 4 2012

...HARD FREEZE WARNING IN EFFECT FOR GLADES AND HENDRY COUNTIES
THROUGH THE EARLY MORNING HOURS...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES THROUGH THE EARLY MORNING HOURS...

...FREEZE WATCH IN EFFECT FOR GLADES COUNTY TONIGHT THROUGH EARLY
THURSDAY MORNING...

...FROST ADVISORY IN EFFECT FOR HENDRY COUNTY TONIGHT THROUGH
EARLY THURSDAY MORNING...

FLZ066-041400-
/O.NEW.KMFL.FR.Y.0001.120105T0600Z-120105T1300Z/
/O.CON.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
HENDRY-
INCLUDING THE CITY OF...CLEWISTON
412 AM EST WED JAN 4 2012

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 8 AM EST THURSDAY. 

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE ALREADY FALLEN
  INTO THE UPPER 20S TO LOWER 30S ACROSS PORTIONS OF THE COUNTY
  THIS MORNING. EXPECT TEMPERATURES TO REMAIN IN THIS RANGE
  THROUGH DAYBREAK.

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE
  VEGETATION AND PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

FLZ063-041400-
/O.NEW.KMFL.FZ.A.0002.120105T0600Z-120105T1300Z/
/O.CON.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
GLADES-
INCLUDING THE CITY OF...MOORE HAVEN
412 AM EST WED JAN 4 2012

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FREEZE WATCH...
WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING. 

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE ALREADY FALLEN
  INTO THE MID TO UPPER 20S ACROSS PORTIONS OF THE COUNTY THIS
  MORNING. EXPECT TEMPERATURES TO REMAIN IN THIS RANGE THROUGH
  DAYBREAK. LATER TONIGHT...ALTHOUGH TEMPERATURES WILL NOT BE AS
  COLD AS THIS MORNING...A FEW HOURS WITH SUB-FREEZING CONDITIONS
  OVER THE TYPICALLY COOLER LOCATIONS WILL BE POSSIBLE LATE
  TONIGHT INTO THE EARLY MORNING HOURS THURSDAY. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A FREEZE WATCH MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
POSSIBLE...FOR ANY DURATION OF TIME. THESE CONDITIONS COULD KILL
CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ067-069>071-073-075-174-041400-
/O.CON.KMFL.FZ.W.0001.000000T0000Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
412 AM EST WED JAN 4 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE FALLEN INTO THE
  UPPER 20S TO THE LOWER 30S ACROSS MUCH OF INLAND SOUTH FLORIDA
  AND THE GULF COAST. ALTHOUGH A FEW COOLER SPOTS IN DADE COUNTY
  MAY STILL REACH THE FREEZING MARK THIS MORNING BY DAYBREAK...MUCH
  OF THE COUNTY WILL REMAIN IN THE MID TO UPPER 30S THROUGH THIS
  TIME.

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
953 
WWUS72 KMFL 041141 AAA
NPWMFL

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MIAMI FL
641 AM EST WED JAN 4 2012

...HARD FREEZE WARNING IN EFFECT FOR GLADES AND HENDRY COUNTIES
THROUGH THE EARLY MORNING HOURS...

...FREEZE WARNING IN EFFECT FOR COLLIER...INLAND PALM BEACH...
INLAND MONROE...INLAND BROWARD...AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES THROUGH THE EARLY MORNING HOURS...

...FREEZE WATCH IN EFFECT FOR GLADES COUNTY TONIGHT THROUGH EARLY
THURSDAY MORNING...

...FROST ADVISORY IN EFFECT FOR HENDRY COUNTY TONIGHT THROUGH
EARLY THURSDAY MORNING...

FLZ066-041400-
/O.CON.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
/O.CON.KMFL.FR.Y.0001.120105T0600Z-120105T1300Z/
HENDRY-
INCLUDING THE CITY OF...CLEWISTON
641 AM EST WED JAN 4 2012

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM EST
THURSDAY...

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE ALREADY FALLEN
  INTO THE UPPER 20S TO LOWER 30S ACROSS PORTIONS OF THE COUNTY
  THIS MORNING. EXPECT TEMPERATURES TO REMAIN IN THIS RANGE
  THROUGH DAYBREAK. FOR TONIGHT...INCREASING MOISTURE COMBINED
  WITH MID 30 TEMPERATURES WILL MOSTLY LIKELY RESULT IN WIDESPREAD
  FROST DEVELOPING. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION AND PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

FLZ063-041400-
/O.CON.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
/O.CON.KMFL.FZ.A.0002.120105T0600Z-120105T1300Z/
GLADES-
INCLUDING THE CITY OF...MOORE HAVEN
641 AM EST WED JAN 4 2012

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
THURSDAY MORNING...

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE ALREADY FALLEN
  INTO THE MID TO UPPER 20S ACROSS PORTIONS OF THE COUNTY THIS
  MORNING. EXPECT TEMPERATURES TO REMAIN IN THIS RANGE THROUGH
  DAYBREAK. LATER TONIGHT...ALTHOUGH TEMPERATURES WILL NOT BE AS
  COLD AS THIS MORNING...A FEW HOURS WITH SUB-FREEZING CONDITIONS
  OVER THE TYPICALLY COOLER LOCATIONS WILL BE POSSIBLE LATE
  TONIGHT INTO THE EARLY MORNING HOURS THURSDAY. 

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WATCH MEANS TEMPERATURES OF 28 DEGREES OR LOWER ARE
POSSIBLE...FOR A PERIOD OF 4 HOURS OR MORE. THESE CONDITIONS
COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A FREEZE WATCH MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
POSSIBLE...FOR ANY DURATION OF TIME. THESE CONDITIONS COULD KILL
CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ067-069>071-073-075-174-041400-
/O.CON.KMFL.FZ.W.0001.000000T0000Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
641 AM EST WED JAN 4 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

* TEMPERATURE...EARLY MORNING TEMPERATURES HAVE FALLEN INTO THE 
  UPPER 20S TO THE LOWER 30S ACROSS MUCH OF INLAND SOUTH FLORIDA 
  AND THE GULF COAST. ALTHOUGH A FEW COOLER SPOTS IN DADE COUNTY 
  MAY STILL REACH THE FREEZING MARK THIS MORNING BY DAYBREAK...
  MUCH OF THE COUNTY WILL REMAIN IN THE MID TO UPPER 30S THROUGH 
  THIS TIME. 

* IMPACTS...SENSITIVE VEGETATION AND CROPS WILL BE SUSCEPTIBLE 
  TO THESE COLD TEMPERATURES. TENDER PLANTS CAN BE KILLED AT 
  THESE TEMPERATURES IF PROTECTIVE MEASURES ARE NOT TAKEN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
IMMINENT OR HIGHLY LIKELY...FOR ANY DURATION OF TIME. THESE
CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
414 
WWUS72 KMFL 041429
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
929 AM EST WED JAN 4 2012

...FREEZE WATCH IN EFFECT FOR GLADES COUNTY TONIGHT THROUGH EARLY
THURSDAY MORNING...

...FROST ADVISORY IN EFFECT FOR HENDRY COUNTY TONIGHT THROUGH
EARLY THURSDAY MORNING...

FLZ066-042230-
/O.CAN.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
/O.CON.KMFL.FR.Y.0001.120105T0600Z-120105T1300Z/
HENDRY-
INCLUDING THE CITY OF...CLEWISTON
929 AM EST WED JAN 4 2012

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM EST
THURSDAY...
...HARD FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE HARD
FREEZE WARNING. 

* TEMPERATURE...TEMPERATURES ARE EXPECTED TO BE IN THE MID TO
  UPPER THIRTIES TONIGHT WITH NEAR FREEZING TEMPERATURES POSSIBLE IN
  ISOLATED AREAS.

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE  
VEGETATION AND PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.


&&

$$

FLZ063-042230-
/O.CAN.KMFL.HZ.W.0001.000000T0000Z-120104T1400Z/
/O.CON.KMFL.FZ.A.0002.120105T0600Z-120105T1300Z/
GLADES-
INCLUDING THE CITY OF...MOORE HAVEN
929 AM EST WED JAN 4 2012

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
THURSDAY MORNING...
...HARD FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE HARD
FREEZE WARNING. 

* TEMPERATURE...TEMPERATURES WILL BE IN THE LOWER THIRTIES TONIGHT
  WITH SUB-FREEZING TEMPERATURES POSSIBLE IN SOME AREAS.

* IMPACTS...POTENTIAL DAMAGE TO CROPS AND OTHER SENSITIVE
  VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS TEMPERATURES OF 32 DEGREES OR LOWER ARE
POSSIBLE...FOR ANY DURATION OF TIME. THESE CONDITIONS COULD KILL
CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

FLZ067-069>071-073-075-174-041530-
/O.CAN.KMFL.FZ.W.0001.000000T0000Z-120104T1400Z/
INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE-
INCLUDING THE CITIES OF...PAHOKEE...SOUTH BAY...BELLE GLADE...
WELLINGTON...NAPLES...IMMOKALEE
929 AM EST WED JAN 4 2012

...FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE FREEZE
WARNING. 

TEMPERATURES ACROSS THE WARNING AREA ARE ABOVE FREEZING AND WILL
STEADILY INCREASE THROUGH THE MORNING HOURS. THEREFORE...THE
FREEZE WARNING HAS BEEN CANCELLED.

$$

What forecasters said that day

The local office's own words before this freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this freeze warning went out at Jan 3, 4:12 AM EST, 41 minutes earlier.

Area forecast discussion, Jan 3, 4:12 AM EST, 41 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE MIAMI FL
412 AM EST TUE JAN 3 2012

.SHORT TERM (TODAY-THURSDAY)...
THE MORNING SURFACE ANALYSIS AND OBSERVATIONS SHOWED THE COLD
FRONT THAT MOVED THROUGH YESTERDAY WELL TO THE SOUTHEAST AND A
SECONDARY ARCTIC FRONTAL BOUNDARY EXTENDING WEST OVER NORTHERN
FLORIDA. RECENTLY ANIMATED WATER VAPOR LOOP SHOWED A HIGHLY
AMPLIFIED UPPER PATTERN OVER THE COUNTRY WITH A MEAN TROUGH AXIS
EXTENDING SOUTH ACROSS THE EASTERN SEABOARD TO SOUTH FLORIDA AND
BEYOND. MODEL PV ANOMALIES ASSOCIATED WITH THIS UPPER FEATURE WERE
EXTENDING DOWN INTO THE 600-700 MB RANGE ACROSS SOUTHERN GA THIS
MORNING. A REINFORCING SHOT OF VERY DRY AIR WITH GUSTY NWLY WINDS
WAS TRAILING THIS SECONDARY BOUNDARY WITH DEWPOINTS ALREADY IN THE
SINGLE DIGITS OVER NORTHERN FLORIDA. THIS BOUNDARY WILL CONTINUE
TO SURGE SOUTH OVER THE AREA THIS MORNING AND WILL LEAD TO A
BREEZY AND COOL DAY ACROSS SOUTH FLORIDA. THE LATEST GUIDANCE
INDICATES TEMPERATURES ONLY REACHING THE LOW TO MID 50S TODAY FOR
THE HIGHS THIS AFTERNOON. THE COMBINATION OF THE WIND AND COOL AIR
WILL LEAD TO WIND CHILL VALUES IN THE LOW/MID 30S THIS MORNING
AROUND DAYBREAK...THEN STEADILY INCREASING THROUGH THE MID/LATE
MORNING PERIOD. ALTHOUGH THIS SECONDARY BOUNDARY WILL BE ARRIVING
SLIGHTLY LATER THAN PREVIOUSLY ADVERTISED...WILL KEEP THE WIND
CHILL ADVISORY UP THIS MORNING.

TONIGHT INTO WEDNESDAY MORNING...LOW-LEVEL WINDS ARE FORECAST TO
DECREASE TO NEAR CALM LEVELS AS THE SURFACE HIGH BUILDS FURTHER
EAST OVER NORTHERN FLORIDA. THE UPPER PATTERN WILL FLATTEN ACROSS
THE REGION WITH BROAD CYCLONIC FLOW CONTINUING OVER THE EASTERN
HALF OF THE COUNTRY. THIS COMBINED WITH THE VERY COLD AIRMASS IN
PLACE AND GOOD RADIATIONAL COOLING WILL LEAD TO THE COLDEST PERIOD
THROUGH THE SHORT-TERM FORECAST. THE 10TH PERCENTILE OF THE GEFS
REMAINS ON THE WARMER SIDE OF THE GUIDANCE AND INDICATES INLAND
TEMPERATURES REACHING THE 25-30 DEGREE RANGE WEST OF THE LAKE AND
INTO THE UPPER 30S TO LOWER 40S FURTHER SOUTH AND TOWARD THE
COASTAL AREAS. WHEREAS...THE EKDMOS 10TH PERCENTILE AND MAV/MET
GUIDANCE REMAINS LOWER AND INDICATES THESE INLAND COOLER LOCATIONS
DIPPING INTO THE 20-25 DEGREE RANGE WSW OF THE LAKE AND INTO THE
LOWER 30S TO 40 DEGREE RANGE FURTHER SOUTH AND TOWARD THE COAST.
DUE TO THIS SLIGHT DEGREE OF UNCERTAINTY TONIGHT AS TO JUST HOW
FAR THESE INLAND TEMPERATURES WILL DROP...WILL KEEP THE HARD
FREEZE WATCH IN PLACE ACROSS GLADES AND HENDRY COUNTIES...BUT
UPGRADE THE SURROUNDING COUNTIES TO A FREEZE WARNING (EXCLUDING
THE EAST COASTAL/METRO AREAS). INTERESTS ARE ENCOURAGED TO MONITOR
THE LATEST FORECAST AS THE HARD FREEZE MAY NEED TO BE UPGRADED TO
A WARNING WEST OF THE LAKE FOR THIS OVERNIGHT PERIOD TONIGHT.

WEDNESDAY THROUGH THURSDAY...EXPECT THE COOL/DRY AIRMASS WITH
LIGHT NRLY LOW-LEVEL FLOW TO REMAIN IN PLACE. AFTER A VERY COLD
START WEDNESDAY MORNING...TEMPERATURES ARE EXPECTED TO INCREASE
INTO THE LOWER 60S THROUGH THE AFTERNOON PERIOD UNDER MOSTLY
SUNNY SKIES. ALTHOUGH...A BLEND OF THE GUIDANCE INDICATES
TEMPERATURES REMAINING SLIGHTLY ABOVE FREEZING FOR THE OVERNIGHT
PERIOD WEDNESDAY NIGHT INTO THURSDAY MORNING...THE TYPICALLY
COOLER LOCATIONS MAY BRIEFLY DIP BELOW FREEZING BY DAYBREAK
THURSDAY MORNING. IN ADDITION TO THIS...A SLIGHT INCREASE IN
MOISTURE (DEWPOINTS 35-45 DEG) WILL MOSTLY LIKELY LEAD TO A
FROSTY NIGHT. THE AIRMASS WILL FINALLY BEGIN TO MODIFY THROUGH THE
THURSDAY PERIOD WITH HIGHS EXPECTED TO REACH THE UPPER 60S INLAND
TO AROUND 70 CLOSER TO THE COAST.

.LONG TERM (THURSDAY NIGHT-TUESDAY)...
SURFACE HIGH PRESSURE WILL REMAIN CENTERED OVER THE FLORIDA
PENINSULA WITH THE RIDGE AXIS EXTENDING FROM EAST TO WEST OVER THE
GULF AND ATLANTIC WATERS INTO THE WEEKEND. OVER THE WEEKEND...THE
GFS ENSEMBLE MEAN/GFS/ECMWF ARE INDICATING A SHORTWAVE MOVING ACROSS
THE EASTERN GULF AND SHEARING OUT OVER THE FLORIDA PENINSULA
SATURDAY EVENING. MODELS THEN BEGIN TO DIVERGE FROM SUNDAY ONWARD
AS ANOTHER UPPER LEVEL SHORTWAVE IS EXPECTED TO DIVE DOWN ACROSS
MONTANA AND THEN TOWARD THE FOUR CORNERS REGION AND THE TEXAS
PANHANDLE. THE GFS/GFS MEAN IS MORE PROGRESSIVE WITH THIS
FEATURE...WHILE THE ECMWF IS SLOWER AND DEEPER...AND HAS A CUTOFF
UPPER LOW OVER SOUTH TEXAS BY EARLY NEXT WEEK. THE ECMWF SOLUTION
WOULD KEEP TEMPERATURES WARM WITH INCREASING RAIN CHANCES ON
TUESDAY. THE GFS KEEPS THE SYSTEM AS A TROUGH AND DIGS THE SYSTEM
ACROSS THE SOUTHEAST STATES ON TUESDAY...BRINGING ANOTHER COLD
FRONT THROUGH THE REGION. LEANED MORE TOWARDS THE GFS/GFS MEAN
SOLUTION FOR THIS TIME PERIOD...HOWEVER CONFIDENCE IS LOW.

TEMPERATURES ARE EXPECTED TO MODERATE INTO THE WEEKEND.
HOWEVER...THURSDAY NIGHT WILL STILL BE COOL WITH OVERNIGHT LOWS
FORECAST TO REACH THE LOW TO MID 40S INLAND AND UPPER 40S TO THE
LOWER 50S CLOSER TO THE COASTAL AREAS. ON FRIDAY THROUGH THE
WEEKEND...HIGH TEMPERATURES WILL BE NEAR NORMAL. LOW TEMPERATURES
ARE EXPECTED TO BE BACK IN THE 50S TO LOW 60S BY SUNDAY
MORNING.

&&

.AVIATION...THRU 06Z SUN.
BROKEN DECK AROUND 25KFT WILL CONTINUE THROUGH THE OVERNIGHT HOURS.
WINDS HAVE BEEN DECREASING OVER THE PAST COUPLE OF HOURS AND WINDS
LESS THAN 10 KNOTS ARE EXPECTED INLAND AND AROUND 10 KNOTS WITH
HIGHER GUSTS ALONG THE EAST COAST. THERE IS ANOTHER SURGE OF WIND
STILL LOCATED ACROSS NORTHERN FLORIDA AND SOUTHERN GEORGIA...AND
THIS SHOULD NOT ARRIVE UNTIL THE MORNING HOURS. CLEAR SKIES ARE
EXPECTED FROM THIS MORNING THROUGH THE END OF THE TAF PERIOD. GUSTY
NORTH TO NORTHWEST WINDS AROUND 15 KNOTS WITH GUSTS TO 25 KNOTS ARE
EXPECTED DURING THE DAY TODAY. WINDS WILL QUICKLY DIMINISH THIS
EVENING AS HIGH PRESSURE CENTERS ITSELF OVER THE PANHANDLE.

&&

.MARINE...
THE GALE WARNING ACROSS THE ADJACENT PALM BEACH COASTAL WATERS
HAS BEEN EXTENDED INTO THE AFTERNOON PERIOD TODAY DUE TO EXPECTED
FREQUENT WIND GUSTS TO AROUND 35 KNOTS. GALES MAY BE NEEDED OVER
THE ADJACENT GULF WATERS TODAY AND WILL NEED TO BE MONITORED. THE
SMALL CRAFT ADVISORY HAS ALSO BEEN EXTENDED ELSEWHERE THROUGH
THURSDAY. WINDS AND SEAS WILL GRADUALLY SUBSIDE BELOW ADVISORY
LEVELS WEDNESDAY NIGHT THROUGH THE SECOND HALF OF THE WEEK AS HIGH
PRESSURE BUILDS ACROSS THE REGION.

&&

.FIRE WEATHER...
A STRONG COLD FRONT MOVED THROUGH SOUTH FLORIDA LAST NIGHT...AND A
SECONDARY PUSH OF COLDER AND DRIER AIR IS EXPECTED TO MOVE
THROUGH THE REGION TODAY. SEVERAL HOURS BELOW 35 PERCENT RELATIVE
HUMIDITY ARE FORECAST FOR THIS AFTERNOON...WITH MINIMUM RELATIVE
HUMIDITY VALUES OF 20 TO 30 PERCENT ACROSS MOST OF THE REGION.
THE COMBINATION OF VERY DRY AIR AND MODERATE 20 FT WINDS IN THE
15 TO 20 MPH RANGE WILL LEAD TO A RED FLAG WARNING TODAY. ON
WEDNESDAY...DEWPOINTS ARE EXPECTED TO BEGIN REBOUNDING AS A NORTH
TO NORTHEAST FLOW BRINGS IN HIGHER MOISTURE VALUES. A FIRE DANGER
STATEMENT MAY BE NEEDED FOR THE INLAND NORTHWEST AS RELATIVE
HUMIDITY VALUES DROP BELOW 35 PERCENT FOR SEVERAL HOURS. EXPECT
DRY CONDITIONS TO CONTINUE INTO THURSDAY...WITH RELATIVE HUMIDITY
VALUES NEAR CRITICAL VALUES...THEN THE REGION WILL GRADUALLY
MOISTEN INTO THE WEEKEND.

&&

.PRELIMINARY POINT TEMPS/POPS...
WEST PALM BEACH  55  38  63  44 / 0 0 0 -
FORT LAUDERDALE  58  41  64  49 / 0 0 0 -
MIAMI            58  40  64  49 / 0 0 0 -
NAPLES           55  36  62  43 / 0 0 0 -

&&

.MFL WATCHES/WARNINGS/ADVISORIES...
FL...RED FLAG WARNING FROM 10 AM THIS MORNING TO 6 PM EST THIS
     EVENING FOR COASTAL BROWARD-COASTAL COLLIER-COASTAL MIAMI
     DADE-COASTAL PALM BEACH-FAR SOUTH MIAMI DADE-GLADES-HENDRY-
     INLAND BROWARD-INLAND COLLIER-INLAND MIAMI DADE-INLAND PALM
     BEACH-MAINLAND MONROE-METRO BROWARD-METRO MIAMI DADE-METRO
     PALM BEACH.

     FREEZE WARNING FROM 11 PM THIS EVENING TO 9 AM EST WEDNESDAY FOR
     COASTAL COLLIER-FAR SOUTH MIAMI DADE-INLAND BROWARD-INLAND
     COLLIER-INLAND MIAMI DADE-INLAND PALM BEACH-MAINLAND MONROE.

     WIND CHILL ADVISORY UNTIL 10 AM EST THIS MORNING FOR COASTAL
     COLLIER-COASTAL PALM BEACH-FAR SOUTH MIAMI DADE-INLAND
     BROWARD-INLAND MIAMI DADE-MAINLAND MONROE-METRO BROWARD-
     METRO PALM BEACH.

     WIND CHILL ADVISORY UNTIL 10 AM EST THIS MORNING FOR GLADES-
     HENDRY-INLAND COLLIER-INLAND PALM BEACH.

     HARD FREEZE WATCH FROM THIS EVENING THROUGH WEDNESDAY MORNING
     FOR GLADES-HENDRY.

AM...SMALL CRAFT ADVISORY UNTIL 1 AM EST WEDNESDAY FOR BISCAYNE BAY-
     LAKE OKEECHOBEE.

     SMALL CRAFT ADVISORY UNTIL 10 PM EST WEDNESDAY FOR COASTAL
     WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM.

     SMALL CRAFT ADVISORY FROM 4 PM THIS AFTERNOON TO 10 PM EST
     WEDNESDAY FOR COASTAL WATERS FROM JUPITER INLET TO
     DEERFIELD BEACH, FL OUT 20 NM.

     GALE WARNING UNTIL 4 PM EST THIS AFTERNOON FOR COASTAL WATERS
     FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM-WATERS
     FROM DEERFIELD BEACH TO OCEAN REEF, FL EXTENDING FROM 20 NM
     TO THE TERRITORIAL WATERS OF THE BAHAMAS-WATERS FROM
     JUPITER INLET TO DEERFIELD BEACH, FL EXTENDING FROM 20 NM
     TO 60 NM.

     SMALL CRAFT ADVISORY FROM 4 PM THIS AFTERNOON TO 10 PM EST
     WEDNESDAY FOR WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL
     EXTENDING FROM 20 NM TO THE TERRITORIAL WATERS OF THE
     BAHAMAS-WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL
     EXTENDING FROM 20 NM TO 60 NM.

GM...SMALL CRAFT ADVISORY UNTIL 1 AM EST WEDNESDAY FOR COASTAL WATERS
     FROM CHOKOLOSKEE TO BONITA BEACH, FL OUT 20 NM-COASTAL
     WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE, FL OUT 20 NM-
     GULF WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL EXTENDING
     FROM 20 TO 60 NM.

&&

DISCUSSION/MARINE/FIRE...85/AG
AVIATION/RADAR...84/AK
Hazardous weather outlook, Jan 2, 5:36 PM EST, 11 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA
NATIONAL WEATHER SERVICE MIAMI FL
536 PM EST MON JAN 2 2012

FLZ063-066>075-168-172>174-031030-
GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-COASTAL COLLIER-
INLAND COLLIER-INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-
METRO MIAMI DADE-MAINLAND MONROE-COASTAL PALM BEACH-COASTAL BROWARD-
COASTAL MIAMI DADE-FAR SOUTH MIAMI DADE-
536 PM EST MON JAN 2 2012

...WIND CHILL ADVISORY MUCH OF THE AREA TONIGHT...
...FREEZE/HARD FREEZE WATCH TUESDAY EVENING INTO EARLY WEDNESDAY...
...HAZARDOUS MARINE CONDITIONS TONIGHT THROUGH WEDNESDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...TONIGHT

TEMPERATURES: TEMPERATURES TONIGHT WILL FALL INTO THE MID 30S
OVER GLADES, HENDRY, AND PORTIONS OF INLAND PALM BEACH COUNTIES.
LOWS ELSEWHERE WILL RANGE FROM THE UPPER 30S TO MID 40S. THESE
TEMPERATURES COMBINED WITH OVERNIGHT WINDS OF 10 TO 15 MPH WITH
OCCASIONAL HIGHER GUSTS WILL PRODUCE WIND CHILL READINGS OF 25 TO
35 DEGREES OVER MUCH OF THE REGION LATE TONIGHT. A WIND CHILL
ADVISORY IS IN EFFECT FOR ALL OF SOUTH FLORIDA, EXCEPT FOR
COASTAL BROWARD AND METRO/COASTAL MIAMI DADE COUNTIES, BEGINNING
AT MIDNIGHT.

WIND: STRONG NORTHWEST WINDS WITH HIGHER GUSTS WILL LEAD TO SMALL
CRAFT CONDITIONS OVER THE LOCAL WATERS WITH GALE FORCE CONDITIONS
EXPECTED LATE TONIGHT OVER PORTIONS OF THE ATLANTIC WATERS.

WAVES: SEAS WILL RAPIDLY BUILD TO 6 TO 9 FEET ACROSS ADJACENT
COASTAL WATERS TONIGHT AND TO 9 TO 13 FEET ACROSS THE OFFSHORE
GULF AND ATLANTIC WATERS.

RIP CURRENTS: THERE IS A SLIGHT CHANCE OF RIP CURRENTS ALONG THE
GULF BEACHES DUE TO INCREASING SURF AND STRONG NORTHWEST WINDS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A HARD FREEZE WATCH IS IN EFFECT FOR GLADES AND HENDRY COUNTIES
TUESDAY NIGHT THROUGH WEDNESDAY MORNING, WHERE LOW TEMPERATURES
IN THE LOW AND MID 20S ARE POSSIBLE.

A FREEZE WATCH IS IN EFFECT FOR COLLIER, INLAND PALM BEACH,
INLAND BROWARD, MAINLAND MONROE, AND INLAND AND FAR SOUTH MIAMI
DADE COUNTIES TUESDAY NIGHT THROUGH WEDNESDAY MORNING.

HAZARDOUS MARINE CONDITIONS WILL CONTINUE THROUGH THE MID-WEEK
PERIOD THEN SLOWLY SUBSIDE BELOW ADVISORY LEVELS THURSDAY INTO
THE WEEKEND.

INCREASING SURF ALONG THE AREA BEACHES WILL LEAD TO AN ELEVATED
RISK OF RIP CURRENTS TUESDAY INTO WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED.

FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 3, 5:54 AM ESTSmall Craft AdvisoryMFL17 hr
Jan 3, 10:51 AM ESTWind AdvisoryMFLBroward, Palm Beach2 hr
Jan 3, 2:30 PM ESTHard Freeze WarningMFLGlades, Hendry19 hr

Nearby

Freeze Warnings in Florida, 2012Every freeze warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.