Alert archive / Florida / Red Flag Warnings in 2012

Red Flag Warning 44, NWS Tallahassee, FL

October 19, 20127 counties in Florida

NWS Tallahassee, FL issued this red flag warning at Oct 19, 2012, 9:58 PM EDT for 7 counties in Florida. It took effect at Oct 20, 2012, 11:00 AM EDT. It was in force for 9 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
Oct 19, 2012, 9:58 PM EDT (01:58 UTC)
In effect from
Oct 20, 2012, 11:00 AM EDT
Expired
Oct 20, 2012, 8:00 PM EDT
In force
9 hr
Issued by
NWS Tallahassee, FL

Counties Gadsden County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.0 hours before the alert went out and 38 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 2012-10-20Temperature 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 2012-10-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2764 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
151 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.

825 
WWUS82 KTAE 200158
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
958 PM EDT FRI OCT 19 2012

...A RED FLAG WARNING IS NOW IN EFFECT FOR SATURDAY AFTERNOON FOR
LEON AND WAKULLA COUNTIES IN THE FLORIDA BIG BEND DUE TO LONG
DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT IN CONJUNCTION
WITH ERCS OF 35 OR GREATER...

.WITH THE VERY DRY AIRMASS REMAINING IN PLACE...LOW AFTERNOON
HUMIDITIES ARE EXPECTED ONCE AGAIN ON SATURDAY. ALTHOUGH ONLY LEON
AND WAKULLA COUNTIES APPEAR TO BE SURE BETS FOR RED FLAG CONDITIONS
AT THIS TIME...A SLIGHT RISE IN ERCS OR DISPERSIONS IN OTHER NORTH
FLORIDA COUNTIES COULD LEAD TO A LARGER AREA OF RED FLAG
CONDITIONS...SO THIS WILL BE MONITORED CLOSELY.


FLZ017-027-127-201130-
/O.NEW.KTAE.FW.W.0044.121020T1700Z-121021T0000Z/
LEON-INLAND WAKULLA-COASTAL WAKULLA-
958 PM EDT FRI OCT 19 2012

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM TO 8 PM EDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM EDT SATURDAY. 

* AFFECTED AREA...LEON AND WAKULLA COUNTIES.

* WIND...NORTHWEST WINDS 5 TO 10 MPH.

* HUMIDITY...MINIMUM 24 TO 26 PERCENT.

* 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.

&&

$$

17-GOULD
1 follow-up statement
712 
WWUS82 KTAE 200835
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
435 AM EDT SAT OCT 20 2012

...A RED FLAG WARNING IS IN EFFECT FROM LATE THIS MORNING TO EARLY
THIS EVENING FOR SOME PORTIONS OF THE FLORIDA BIG BEND EAST OF THE
APALACHICOLA RIVER...

.ANOTHER DAY OF VERY DRY WEATHER AND LOW RELATIVE HUMIDITY IS
EXPECTED ACROSS THE AREA. FOR THE FLORIDA PANHANDLE AND BIG BEND
THIS MEANS ROUGHLY 8 TO 9 HOURS OF RELATIVE HUMIDITY BELOW 35
PERCENT TODAY. TO THE EAST OF THE APALACHICOLA RIVER...AND MOSTLY
AWAY FROM THE GULF COAST...HIGHER DISPERSIONS AND ERC VALUES WILL
SUPPORT RED FLAG CONDITIONS IN MOST AREAS. 

FLZ016-018-019-026-028-029-210000-
/O.EXB.KTAE.FW.W.0044.121020T1500Z-121021T0000Z/
GADSDEN-INLAND JEFFERSON-MADISON-LIBERTY-INLAND TAYLOR-LAFAYETTE-
435 AM EDT SAT OCT 20 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT
THIS EVENING. 

* AFFECTED AREA: GADSDEN...INLAND JEFFERSON...LAFAYETTE...LIBERTY
  ...MADISON AND INLAND TAYLOR COUNTIES.

* HUMIDITY...MINIMUM VALUES 23 TO 25 PERCENT. VALUES BELOW 35
  PERCENT FOR 8 TO 9 HOUR DURATIONS.

* DISPERSION...MAXIMUM VALUES 75 TO 90.

* ENERGY RELEASE COMPONENT...23 TO 26.

* 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.

&&

$$

FLZ017-027-127-210000-
/O.EXT.KTAE.FW.W.0044.121020T1500Z-121021T0000Z/
LEON-INLAND WAKULLA-COASTAL WAKULLA-
435 AM EDT SAT OCT 20 2012

...RED FLAG WARNING NOW IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
EDT THIS EVENING...

* AFFECTED AREA...LEON AND WAKULLA COUNTIES. 

* HUMIDITY...MINIMUM VALUES 23 TO 25 PERCENT. VALUES BELOW 35
  PERCENT FOR 8 TO 9 HOUR DURATIONS.

* DISPERSION...MAXIMUM VALUES 75 TO 85.

* ENERGY RELEASE COMPONENT...37.

* 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.

&&

$$

08-LAMERS

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.