Alert archive / Alabama / Red Flag Warnings in 2012

Red Flag Warning 60, NWS Tallahassee, FL

December 22, 20125 counties in Alabama

NWS Tallahassee, FL issued this red flag warning at Dec 22, 2012, 2:08 AM CST for 5 counties in Alabama. It took effect at Dec 22, 2012, 12:00 PM CST. It was in force for 5 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
Dec 22, 2012, 2:08 AM CST (08:08 UTC)
In effect from
Dec 22, 2012, 12:00 PM CST
Expired
Dec 22, 2012, 5:00 PM CST
In force
5 hr
Issued by
NWS Tallahassee, FL

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

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 8.1 hours before the alert went out and 161 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 2012-12-22Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2012-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
2573 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
-19 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.

678 
WWUS82 KTAE 220808
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
308 AM EST SAT DEC 22 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON ACROSS SOUTHEAST ALABAMA DUE TO LONG DURATIONS OF LOW
RELATIVE HUMIDITY...

.DISCUSSION...A VERY DRY AIRMASS WILL REMAIN IN PLACE ACROSS THE 
REGION TODAY. RELATIVE HUMIDITY IS FORECAST TO DROP BELOW 25
PERCENT FOR 4 TO 5 HOURS ACROSS SOUTHEAST ALABAMA THIS
AFTERNOON...NECESSITATING A RED FLAG WARNING. NO RED FLAG
CONDITIONS ARE ANTICIPATED ON SUNDAY.

ALZ065>069-222300-
/O.NEW.KTAE.FW.W.0060.121222T1800Z-121222T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
208 AM CST SAT DEC 22 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON. 

* HUMIDITY...MINIMUM VALUES 18 TO 23 PERCENT.

* WIND...LESS THAN 10 MPH.

* 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.

&&

$$

CAMP

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 2:04 AM CSTFreeze WarningTAECoffee, Dale, Geneva, Henry, Houston30 hr

Nearby

Red Flag Warnings in Alabama, 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.