Alert archive / Alabama / Red Flag Warnings in 2012

Red Flag Warning 21, NWS Tallahassee, FL

April 9, 20125 counties in Alabama; Leon County, Florida

NWS Tallahassee, FL issued this red flag warning at Apr 9, 2012, 7:23 PM CDT for 5 counties in Alabama; Leon County, Florida. It took effect at Apr 10, 2012, 11:00 AM CDT. 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
Apr 9, 2012, 7:23 PM CDT (00:23 UTC)
In effect from
Apr 10, 2012, 11:00 AM CDT
Expired
Apr 10, 2012, 7:00 PM CDT
In force
8 hr
Issued by
NWS Tallahassee, FL

Counties Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Leon County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 0.4 hours before the alert went out and 134 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, Tallahassee Rgnl, FL at 00:00Z on 2012-04-10Temperature 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, Tallahassee Rgnl, FL at 00:00Z on 2012-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939587897Sfc1 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
2247 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
41 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.

333 
WWUS82 KTAE 100023
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
823 PM EDT MON APR 9 2012

...A RED FLAG WARNING IS NOW IN EFFECT FROM NOON TO 8 PM EDT
TUESDAY FOR LEON COUNTY FLORIDA DUE TO LONG DURATIONS OF LOW
RELATIVE HUMIDITY COMBINED WITH HIGH ERC VALUES...

.RELATIVE HUMIDITY VALUES WILL DROP BELOW CRITICAL LEVELS ON
TUESDAY AFTERNOON WITH A VERY DRY AIRMASS IN PLACE. THIS DRY
AIRMASS WILL COMBINE WITH HIGH ERC VALUES IN THE WARNED AREA TO
PRODUCE A PERIOD OF RED FLAG CONDITIONS TUESDAY AFTERNOON. 

FLZ017-110000-
/O.NEW.KTAE.FW.W.0021.120410T1600Z-120411T0000Z/
LEON-
823 PM EDT MON APR 9 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM EDT TUESDAY FOR
LEON COUNTY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM EDT TUESDAY. 

* AFFECTED AREA...LEON COUNTY FLORIDA. 

* WIND...NORTH 5 TO 10 MPH. 

* HUMIDITY...24 TO 28 PERCENT MINIMUM. 

* ERC VALUE...35. 

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

&&

$$

38-GODSEY
2 follow-up statements
639 
WWUS82 KTAE 100755
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
355 AM EDT TUE APR 10 2012

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON 
UNTIL TO 6 PM CDT THIS EVENING FOR ALL OF SOUTHEAST ALABAMA FOR 
LONG DURATIONS OF RELATIVE HUMIDITY BELOW 25 PERCENT...

...A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 
PM EDT THIS EVENING FOR LEON COUNTY FLORIDA FOR LONG DURATIONS 
OF RELATIVE HUMIDITY BELOW 35 PERCENT COINCIDENT WITH AN ERC OF 
35 OR GREATER...

...A FIRE WEATHER WATCH IS NOW IN EFFECT FROM WEDNESDAY AFTERNOON 
THROUGH WEDNESDAY EVENING FOR MUCH OF THE FLORIDA BIG BEND AND 
PANHANDLE FOR POTENTIAL RELATIVE HUMIDITIES BELOW 35 PERCENT COMBINED 
WITH DISPERSION OF 75 OR GREATER...

.DISCUSSION...WITH THE CURRENT GRIDS COMING IN A BIT DRIER THAN 
EARLIER FORECAST...WE NOW HAVE 4+ HRS OF SUB-25 PERCENT RELATIVE 
HUMIDITY ACROSS SOUTHEAST ALABAMA THIS AFTERNOON. THEREFORE...WILL 
HOIST A RED FLAG WARNING...AND KEEP THE CURRENT WARNING FOR LEON 
COUNTY IN FLORIDA...FOR SEVERAL HOURS BELOW 35 PERCENT RELATIVE HUMIDITY 
COMBINED WITH A FCST ERC OF 35. ALTHOUGH MUCH OF SOUTHWEST AND SOUTH 
CENTRAL GEORGIA WILL ALSO BE BELOW 25 PERCENT RELATIVE HUMIDITY FOR 4+ 
HOURS TODAY...FORECAST FUEL MOISTURES ARE ABOVE 6 PERCENT...SO NO HAZARD 
WILL BE NECESSARY AT THIS TIME. ON WEDNESDAY...CONDITIONS WILL NOT BE 
QUITE AS DRY...BUT WITH FORECAST DISPERSIONS NOW EXPECTED TO BE 75 OR 
HIGHER...COINCIDENT WITH SEVERAL HOURS OF RELATIVE HUMIDITY BELOW 35 
PERCENT...WILL PLAN ON A FAIRLY LARGE FIRE WEATHER WATCH FOR MUCH OF 
THE FLORIDA BIG BEND AND PANHANDLE.

ALZ065>069-102200-
/O.EXB.KTAE.FW.W.0021.120410T1800Z-120410T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
255 AM CDT TUE APR 10 2012

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON
TO 6 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM CDT
THIS EVENING. 


* WIND...NORTHWEST 5 TO 8 MPH.

* HUMIDITY...22 TO 24 PERCENT MINIMUM.

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

&&

$$

FLZ017-102200-
/O.NEW.KTAE.FW.A.0018.120411T1700Z-120412T0000Z/
/O.CON.KTAE.FW.W.0021.120410T1600Z-120411T0000Z/
LEON-
355 AM EDT TUE APR 10 2012

...A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM
EDT THIS EVENING... 

...A FIRE WEATHER WATCH IS NOW IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING. 


* WIND...VARIABLE WIND BECOMING SOUTHWEST AT 5 TO 10 MPH IN THE
  AFTERNOON TODAY...AND NORTH 5 TO 10 MPH ON WEDNESDAY.

* HUMIDITY...23 TO 25 PERCENT MINIMUM TODAY AND 27 TO 31 
  PERCENT ON WEDNESDAY.

* ERC VALUE...35 TODAY.

* DISPERSION...75 OR GREATER ON WEDNESDAY.

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

FLZ007>016-018-019-026>029-034-112-118-127-128-102200-
/O.NEW.KTAE.FW.A.0018.120411T1700Z-120412T0000Z/
INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY-
CALHOUN-INLAND GULF-INLAND FRANKLIN-GADSDEN-INLAND JEFFERSON-
MADISON-LIBERTY-INLAND WAKULLA-INLAND TAYLOR-LAFAYETTE-
INLAND DIXIE-COASTAL BAY-COASTAL JEFFERSON-COASTAL WAKULLA-
COASTAL TAYLOR-
355 AM EDT TUE APR 10 2012 /255 AM CDT TUE APR 10 2012/

...A FIRE WEATHER WATCH IS NOW IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING. 


* WIND...NORTH 5 TO 10 MPH.

* HUMIDITY...24 TO 33 PERCENT MINIMUM.

* DISPERSION...75 OR GREATER.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

17-GOULD
722 
WWUS82 KTAE 101819
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
219 PM EDT TUE APR 10 2012

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL TO 6 PM CDT THIS
EVENING FOR ALL OF SOUTHEAST ALABAMA FOR LONG DURATIONS OF
RELATIVE HUMIDITY BELOW 25 PERCENT...

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING FOR LEON COUNTY FLORIDA FOR LONG DURATIONS OF RELATIVE
HUMIDITY BELOW 35 PERCENT COINCIDENT WITH AN ERC OF 35 OR
GREATER...

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM EDT /NOON CDT/
WEDNESDAY AFTERNOON UNTIL 8 PM EDT /7 PM CDT/ WEDNESDAY EVENING
FOR MUCH OF THE FLORIDA BIG BEND AND PANHANDLE FOR RELATIVE
HUMIDITIES BELOW 35 PERCENT COMBINED WITH DISPERSION OF 75 OR
GREATER AND ERC VALUES OF 20 OR GREATER...

.DISCUSSION...DISPERSION VALUES ARE STILL FORECAST TO BE ABOVE 75
OVER A LARGE AREA OF NORTHWEST FLORIDA ON WEDNESDAY AFTERNOON
COINCIDENT WITH RELATIVE HUMIDITY VALUES BELOW 35 PERCENT. ERC
VALUES ARE ALSO FAIRLY HIGH...SO THE LARGE FIRE WEATHER WATCH HAS
BEEN UPGRADED TO A WARNING FOR MOST OF THE FLORIDA ZONES.
ELSEWHERE IN SOUTHEAST ALABAMA AND SOUTHWEST GEORGIA...RED FLAG
CRITERIA IS NOT EXPECTED TO BE MET...ALTHOUGH MINIMUM RELATIVE
HUMIDITY VALUES WILL DROP INTO THE MID TO UPPER 20S IN THE
AFTERNOON.

FLZ017-111100-
/O.UPG.KTAE.FW.A.0018.120411T1700Z-120412T0000Z/
/O.NEW.KTAE.FW.W.0022.120411T1700Z-120412T0000Z/
/O.CON.KTAE.FW.W.0021.000000T0000Z-120411T0000Z/
LEON-
219 PM EDT TUE APR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM EDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM EDT WEDNESDAY. THE
FIRE WEATHER WATCH FOR WEDNESDAY AFTERNOON IS NO LONGER IN
EFFECT. A RED FLAG WARNING ALSO REMAINS IN EFFECT UNTIL 8 PM EDT
THIS EVENING.

* WIND...SOUTHWEST AT 5 TO 10 MPH IN THE AFTERNOON TODAY...AND
  NORTH AROUND 10 MPH ON WEDNESDAY.

* HUMIDITY...23 TO 25 PERCENT MINIMUM TODAY AND 27 TO 31 PERCENT
  ON WEDNESDAY.

* DISPERSION...75 OR GREATER ON WEDNESDAY.

* ERC...GREATER THAN 20.

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

&&

$$

FLZ007>016-018-019-026>029-034-112-118-127-128-111100-
/O.UPG.KTAE.FW.A.0018.120411T1700Z-120412T0000Z/
/O.NEW.KTAE.FW.W.0022.120411T1700Z-120412T0000Z/
INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY-
CALHOUN-INLAND GULF-INLAND FRANKLIN-GADSDEN-INLAND JEFFERSON-
MADISON-LIBERTY-INLAND WAKULLA-INLAND TAYLOR-LAFAYETTE-
INLAND DIXIE-COASTAL BAY-COASTAL JEFFERSON-COASTAL WAKULLA-
COASTAL TAYLOR-
219 PM EDT TUE APR 10 2012 /119 PM CDT TUE APR 10 2012/

...RED FLAG WARNING IN EFFECT FROM 1 PM EDT /NOON CDT/ TO 8 PM
EDT /7 PM CDT/...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM EDT /NOON CDT/ TO 8 PM EDT
/7 PM CDT/ WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT. 

* WIND...NORTH AROUND 10 MPH.

* HUMIDITY...24 TO 33 PERCENT MINIMUM.

* DISPERSION...75 OR GREATER.

* ERC...GREATER THAN 20.

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

&&

$$

ALZ065>069-102300-
/O.CON.KTAE.FW.W.0021.000000T0000Z-120410T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
119 PM CDT TUE APR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
EVENING...

* WIND...NORTHWEST 5 TO 8 MPH.

* HUMIDITY...22 TO 24 PERCENT MINIMUM.

* 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. LOW RELATIVE HUMIDITY
WILL ENHANCE FIRE GROWTH POTENTIAL.

&&

$$

DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 2:55 AM CDTFire Weather WatchTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more10 hr
Apr 10, 1:19 PM CDTRed Flag WarningTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more30 hr

Nearby

Red Flag Warnings in Alabama, 2012Red 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.