Alert archive / Alabama / Red Flag Warnings in 2015

Red Flag Warning 2, NWS Tallahassee, FL

February 12, 20155 counties in Alabama

NWS Tallahassee, FL issued this red flag warning at Feb 12, 2015, 2:02 PM CST for 5 counties in Alabama. It took effect at Feb 13, 2015, 11:00 AM CST. It was in force for 6 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
Feb 12, 2015, 2:02 PM CST (20:02 UTC)
In effect from
Feb 13, 2015, 11:00 AM CST
Expired
Feb 13, 2015, 5:00 PM CST
In force
6 hr
Issued by
NWS Tallahassee, FL

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

The radar

The Ft Rucker radar (KEOX), 20 km from the middle of the area, began a volume at 20:03 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.0 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 12:00Z on 2015-02-12Temperature 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 12:00Z on 2015-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
1985 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-24 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.

693 
WWUS82 KTAE 122002
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
302 PM EST THU FEB 12 2015

...A RED FLAG WARNING IS IN EFFECT FOR SOUTHEAST ALABAMA FOR
FRIDAY AFTERNOON DUE TO LONG DURATIONS OF RELATIVE HUMIDITY VALUES
BELOW 25 PERCENT...

ALZ065>069-132300-
/O.UPG.KTAE.FW.A.0001.150213T1700Z-150213T2300Z/
/O.NEW.KTAE.FW.W.0002.150213T1700Z-150213T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
202 PM CST THU FEB 12 2015

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 5 PM CST FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* HUMIDITY...MINIMUM VALUES 20 TO 23 PERCENT.

* DURATIONS...4 TO 5 HOURS BELOW 25 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.

&&

$$

DVD
1 follow-up statement
733 
WWUS82 KTAE 130945
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
445 AM EST FRI FEB 13 2015

...A RED FLAG WARNING REMAINS EFFECT FOR SOUTHEAST ALABAMA TODAY
DUE TO EXTENDED DURATIONS OF LOW RELATIVE HUMIDITY...

ALZ065>069-132300-
/O.CON.KTAE.FW.W.0002.150213T1700Z-150213T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
345 AM CST FRI FEB 13 2015

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM CST THIS AFTERNOON FOR SOUTHEAST ALABAMA...

* HUMIDITY...MINIMUM VALUES 23 TO 25 PERCENT.

* DURATIONS...AROUND 4 HOURS BELOW 25 PERCENT.

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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 2:51 AM CSTFire Weather WatchTAECoffee, Dale, Geneva, Henry, Houston11 hr

Nearby

Red Flag Warnings in Alabama, 2015Every red flag warning in 2015

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.