Alert archive / Georgia / Red Flag Warnings in 2011

Red Flag Warning 2, NWS Atlanta, GA

October 1, 201133 counties in Georgia

NWS Atlanta, GA issued this red flag warning at Oct 1, 2011, 10:08 AM EDT for 33 counties in Georgia. It took effect at Oct 1, 2011, 2:00 PM EDT. It was in force for 4 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 1, 2011, 10:08 AM EDT (14:08 UTC)
In effect from
Oct 1, 2011, 2:00 PM EDT
Expired
Oct 1, 2011, 6:00 PM EDT
In force
4 hr
Issued by
NWS Atlanta, GA
All 33 counties

Bibb County, GA, Bleckley County, GA, Chattahoochee County, GA, Crawford County, GA, Crisp County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Harris County, GA, Houston County, GA, Jefferson County, GA, Johnson County, GA, Laurens County, GA, Macon County, GA, Marion County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pulaski County, GA, Schley County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Twiggs County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA

The radar

The Robins AFB radar (KJGX), 38 km from the middle of the area, began a volume at 14:05 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.1 hours before the alert went out and 136 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, Peachtre/Fal Fld, GA at 12:00Z on 2011-10-01Temperature 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, Peachtre/Fal Fld, GA at 12:00Z on 2011-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -170 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
1181 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
-170 m²/s²
0-3 km storm-relative helicity
-114 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.

189 
WWUS82 KFFC 011408
RFWFFC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1008 AM EDT SAT OCT 1 2011

GAZ074-076-078>086-089>098-102>113-012200-
/O.NEW.KFFC.FW.W.0002.111001T1800Z-111001T2200Z/
WASHINGTON-JEFFERSON-HARRIS-TALBOT-TAYLOR-CRAWFORD-BIBB-TWIGGS-
WILKINSON-JOHNSON-EMANUEL-MUSCOGEE-CHATTAHOOCHEE-MARION-SCHLEY-
MACON-PEACH-HOUSTON-BLECKLEY-LAURENS-TREUTLEN-STEWART-WEBSTER-
SUMTER-DOOLY-CRISP-PULASKI-WILCOX-DODGE-TELFAIR-WHEELER-
MONTGOMERY-TOOMBS-
1008 AM EDT SAT OCT 1 2011

...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM
EDT THIS EVENING FOR PORTIONS OF CENTRAL GEORGIA DUE TO LOW
HUMIDITY AND STRONG WINDS...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO
6 PM EDT THIS EVENING. 

* AFFECTED AREA...PORTIONS OF CENTRAL GEORGIA FROM ROUGHLY
  COLUMBUS TO LOUISVILLE.

* WIND...NORTHWEST 15 MPH WITH GUSTS TO 20 MPH.

* HUMIDITY...20 TO 25 PERCENT.

* IMPACTS...FIRES THAT ARE ABLE TO DEVELOP WILL SPREAD RAPIDLY IN
  THIS ENVIRONMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING...OR WILL OCCUR WITHIN 36 HOURS.

PLEASE REFER TO THE LOCAL BURN PERMITTING AUTHORITIES ON WHETHER
YOU MAY BURN OUTDOORS. IF YOU DO BURN  OUTSIDE...USE EXTREME
CAUTION.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING.

&&

$$

DEESE
1 follow-up statement
145 
WWUS82 KFFC 012212
RFWFFC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
612 PM EDT SAT OCT 1 2011

GAZ074-076-078>086-089>098-102>113-012315-
/O.EXP.KFFC.FW.W.0002.000000T0000Z-111001T2200Z/
WASHINGTON-JEFFERSON-HARRIS-TALBOT-TAYLOR-CRAWFORD-BIBB-TWIGGS-
WILKINSON-JOHNSON-EMANUEL-MUSCOGEE-CHATTAHOOCHEE-MARION-SCHLEY-
MACON-PEACH-HOUSTON-BLECKLEY-LAURENS-TREUTLEN-STEWART-WEBSTER-
SUMTER-DOOLY-CRISP-PULASKI-WILCOX-DODGE-TELFAIR-WHEELER-
MONTGOMERY-TOOMBS-
612 PM EDT SAT OCT 1 2011

...RED FLAG WARNING HAS EXPIRED FOR FIRE WEATHER ZONES 074...076...078...
079...080...081...082...083...084...085...086...089...090...091...092...
093...094...095...096...097...098...102...103...104...105...106...107...
108...109...110...111...112 AND 113...

WINDS HAVE DIMINISHED TO LESS THAN 15 MPH ACROSS THE EARLIER
WARNED AREA. WINDS WILL CONTINUE TO DIMINISH SLOWLY THROUGH THE
EVENING AND RELATIVE HUMIDITIES WILL SLOWLY RISE AFTER SUNSET.

A FIRE DANGER STATEMENT HAS BEEN ISSUED FOR MUCH OF CENTRAL AND
PARTS OF EAST GEORGIA FOR SUNDAY AFTERNOON.

PLEASE REFER TO YOUR LOCAL BURN PERMITTING AUTHORITIES CONCERNING
WHETHER YOU MAY BURN OUTDOORS. IF YOU DO BURN OUTSIDE...USE
EXTREME CAUTION.

$$

19

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 1, 3:47 AM EDTWind AdvisoryFFCCatoosa, Dade, Fannin, Gilmer, Lumpkin, Murray and 5 more14 hr

Nearby

Red Flag Warnings in Georgia, 2011Every red flag warning in 2011

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.