Alert archive / Florida / Red Flag Warnings in 2012

Red Flag Warning 1, NWS Miami, FL

January 2, 20125 counties in Florida

NWS Miami, FL issued this red flag warning at Jan 2, 2012, 3:30 AM EST for 5 counties in Florida. It took effect at Jan 3, 2012, 10:00 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 2, 2012, 3:30 AM EST (08:30 UTC)
In effect from
Jan 3, 2012, 10:00 AM EST
Expired
Jan 3, 2012, 6:00 PM 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 08:27 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, 8.5 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 2012-01-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2012-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1092 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

734 
WWUS82 KMFL 020830
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
330 AM EST MON JAN 2 2012

...RED FLAG WARNING FOR ALL OF SOUTH FLORIDA TUESDAY...

FLZ063-066>068-070>075-168-172>174-030000-
/O.UPG.KMFL.FW.A.0001.120103T1400Z-120104T0100Z/
/O.NEW.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-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-
330 AM EST MON JAN 2 2012

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 6 PM EST TUESDAY FOR
RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT WINDS FROM THE
NORTH IN EXCESS OF 15 MPH FOR FIRE WEATHER ZONES 063...066...
067...068..070...071...072...073...074...075...168...172...173
AND 174...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 10 AM TO 6 PM EST TUESDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 


* AFFECTED AREA...FIRE WEATHER ZONES 063...066...067...068... 
  070...071...072...073...074...075...168...172...173 AND 174. 

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO 20
  MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY AFTERNOON
  BEFORE SUBSIDING.

* HUMIDITY...A MUCH DRIER AIRMASS WILL ARRIVE ACROSS SOUTH FLORIDA
  WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 PERCENT BY
  LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY VALUES ARE
  EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
4 follow-up statements
545 
WWUS82 KMFL 021452
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
952 AM EST MON JAN 2 2012

...RED FLAG WARNING FOR ALL OF SOUTH FLORIDA TUESDAY...

FLZ063-066>068-070>075-168-172>174-031000-
/O.CON.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-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-
952 AM EST MON JAN 2 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM EST
TUESDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT
WINDS FROM THE NORTH IN EXCESS OF 15 MPH FOR FIRE WEATHER ZONES
063...066... 067...068...069...070...071...072...073...074...
075...168...172...173 AND 174...

* AFFECTED AREA...FIRE WEATHER ZONES 063...066...067...068... 069
  ...070...071...072...073...074...075...168...172...173 AND 174.

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO
  20 MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY 
  AFTERNOON BEFORE SUBSIDING. 

* HUMIDITY...A MUCH DRIER AIR MASS WILL ARRIVE ACROSS SOUTH
  FLORIDA WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 
  PERCENT BY LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY 
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH 
  FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
954 
WWUS82 KMFL 021746
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
1246 PM EST MON JAN 2 2012

...RED FLAG WARNING FOR ALL OF SOUTH FLORIDA TUESDAY...

FLZ069-031015-
/O.EXB.KMFL.FW.W.0001.120103T1800Z-120103T2300Z/
COASTAL COLLIER-
1246 PM EST MON JAN 2 2012

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM EST TUESDAY FOR
RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT WINDS IN EXCESS
OF 15 MPH FOR FIRE WEATHER ZONE 069...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 6 PM EST TUESDAY. 

* AFFECTED AREA...FIRE WEATHER ZONE 069.

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO 
  20 MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY 
  AFTERNOON BEFORE SUBSIDING.

* HUMIDITY...A MUCH DRIER AIR MASS WILL ARRIVE ACROSS SOUTH 
  FLORIDA WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 
  PERCENT BY LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY 
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH 
  FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

FLZ063-066>068-070>075-168-172>174-031015-
/O.CON.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-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-
1246 PM EST MON JAN 2 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM EST
TUESDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT WINDS 
IN EXCESS OF 15 MPH FIRE WEATHER ZONES 063...066...067...068...070
...071...072...073...074...075...168...172...173 AND 174...

* AFFECTED AREA...FIRE WEATHER ZONES 063...066...067...068... 
  070...071...072...073...074...075...168...172...173 AND 174. 

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO 
  20 MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY 
  AFTERNOON BEFORE SUBSIDING.

* HUMIDITY...A MUCH DRIER AIR MASS WILL ARRIVE ACROSS SOUTH 
  FLORIDA WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 
  PERCENT BY LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY 
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH 
  FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
098 
WWUS82 KMFL 030000
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
700 PM EST MON JAN 2 2012

...RED FLAG WARNING FOR ALL OF SOUTH FLORIDA TUESDAY...

FLZ069-031000-
/O.EXT.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
COASTAL COLLIER-
700 PM EST MON JAN 2 2012

...RED FLAG WARNING NOW IN EFFECT FROM 10 AM TO 6 PM EST TUESDAY
FOR RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT WINDS IN
EXCESS OF 15 MPH FOR FIRE WEATHER ZONE 069...

* AFFECTED AREA...FIRE WEATHER ZONE 069.

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO 
  20 MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY 
  AFTERNOON BEFORE SUBSIDING.

* HUMIDITY...A MUCH DRIER AIR MASS WILL ARRIVE ACROSS SOUTH 
  FLORIDA WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 
  PERCENT BY LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY 
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH 
  FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

FLZ063-066>068-070>075-168-172>174-031000-
/O.CON.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-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-
700 PM EST MON JAN 2 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM EST
TUESDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT AND 20 FOOT
WINDS IN EXCESS OF 15 MPH FIRE WEATHER ZONES 063...066...067...
068...070...071...072...073...074...075...168...172...173 AND
174...

* AFFECTED AREA...FIRE WEATHER ZONES 063...066...067...068... 
  070...071...072...073...074...075...168...172...173 AND 174. 

* WIND...THE 20 FOOT WIND WILL INCREASE FROM THE NORTH AT 15 TO 
  20 MPH WITH HIGHER GUSTS TUESDAY MORNING THROUGH TUESDAY 
  AFTERNOON BEFORE SUBSIDING.

* HUMIDITY...A MUCH DRIER AIR MASS WILL ARRIVE ACROSS SOUTH 
  FLORIDA WITH RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 
  PERCENT BY LATE TUESDAY MORNING. MINIMUM RELATIVE HUMIDITY 
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH 
  FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
375 
WWUS82 KMFL 030935
RFWMFL

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

...RED FLAG WARNING FOR ALL OF SOUTH FLORIDA TODAY...

FLZ063-066>075-168-172>174-032300-
/O.CON.KMFL.FW.W.0001.120103T1500Z-120103T2300Z/
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-
435 AM EST TUE JAN 3 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
6 PM EST THIS EVENING FOR RELATIVE HUMIDITIES BELOW 35 PERCENT
AND 20 FOOT WINDS IN EXCESS OF 15 MPH FIRE WEATHER ZONES 063...
066...067... 068...070...071...072...073...074...075...168...
172...173 AND 174...

* AFFECTED AREA...FIRE WEATHER ZONES 063...066...067...068... 
  070...071...072...073...074...075...168...172...173 AND 174. 

* WIND...20 FOOT WINDS FROM THE NORTH AT 15 TO 20 MPH WITH HIGHER
  GUSTS WILL BE EXPECTED THROUGH THE AFTERNOON BEFORE SUBSIDING.

* HUMIDITY...RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 PERCENT
  THROUGH THE LATE MORNING HOURS TODAY. MINIMUM RELATIVE HUMIDITY
  VALUES ARE EXPECTED TO BE 20 TO 35 PERCENT ACROSS SOUTH FLORIDA.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 2, 4:09 AM ESTFreeze WatchMFLBroward, Collier, Miami-Dade, Monroe, Palm Beach25 hr
Jan 2, 4:09 AM ESTHard Freeze WatchMFLGlades, Hendry34 hr
Jan 2, 4:10 AM ESTWind Chill AdvisoryMFLBroward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more29 hr
Jan 2, 6:57 PM ESTGale WarningMFL21 hr
Jan 2, 6:57 PM ESTSmall Craft AdvisoryMFL27 hr
Jan 2, 6:57 PM ESTSmall Craft AdvisoryMFL27 hr

Nearby

Red Flag Warnings in Florida, 2012Every red flag 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.