Alert archive / Georgia / Red Flag Warnings in 2011

Red Flag Warning 30, NWS Tallahassee, FL

March 24, 201126 counties in Georgia; Leon County, Wakulla County, Florida

NWS Tallahassee, FL issued this red flag warning at Mar 24, 2011, 8:43 PM EDT for 26 counties in Georgia; Leon County, Wakulla County, Florida. It took effect at Mar 25, 2011, 1:00 PM EDT. It was in force for 7 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
Mar 24, 2011, 8:43 PM EDT (00:43 UTC)
In effect from
Mar 25, 2011, 1:00 PM EDT
Expired
Mar 25, 2011, 8:00 PM EDT
In force
7 hr
Issued by
NWS Tallahassee, FL
All 28 counties

Leon County, FL, Wakulla County, FL, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Brooks County, GA, Calhoun County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Decatur County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Irwin County, GA, Lanier County, GA, Lee County, GA, Lowndes County, GA, Miller County, GA, Mitchell County, GA, Quitman County, GA, Randolph County, GA, Seminole County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Turner County, GA, Worth County, GA

The radar

The Tallahassee radar (KTLH), 99 km from the middle of the area, began a volume at 00:42 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 00:00Z, 0.7 hours before the alert went out and 99 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 2011-03-25Temperature 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 2011-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
3924 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
61 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.

217 
WWUS82 KTAE 250043
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
843 PM EDT THU MAR 24 2011

...A RED FLAG WARNING IN EFFECT FROM 1 PM TO 8PM EDT FRIDAY FOR
WAKULLA AND LEON COUNTIES DUE TO LONG DURATIONS OF LOW RELATIVE
HUMIDITY AND HIGH ERC VALUES...

.A DRY AIR MASS FOLLOWING THE FRONTAL PASSAGE WILL DROP RELATIVE
HUMIDITIES BELOW CRITICAL LEVELS FRIDAY AFTERNOON ACROSS LEON AND
WAKULLA COUNTIES. DUE TO PERSISTENT DRY CONDITIONS THE ERC HAS RISEN
ABOVE 35 IN THESE AREAS...THUS A RED FLAG WARNING HAS BEEN ISSUED
FOR FRIDAY AFTERNOON.

FLZ017-027-260000-
/O.NEW.KTAE.FW.W.0030.110325T1700Z-110326T0000Z/
LEON-INLAND WAKULLA-
843 PM EDT THU MAR 24 2011

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

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

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.

&&

$$

KGG/KRG
2 follow-up statements
073 
WWUS82 KTAE 250824
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
424 AM EDT FRI MAR 25 2011

...A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 8 PM EDT
TODAY FOR INLAND WAKULLA AND LEON COUNTIES DUE TO LONG DURATIONS
OF LOW RELATIVE HUMIDITY AND HIGH ERC VALUES...

...A RED FLAG WARNING IS NOW IN IN EFFECT FROM 1 PM TO 8 PM EDT
TODAY FOR COASTAL WAKULLA COUNTY DUE TO LONG DURATIONS OF LOW
RELATIVE HUMIDITY AND HIGH ERC VALUES...

...A RED FLAG WARNING IS NOW IN EFFECT FROM 3 PM TO 7 PM EDT TODAY
FOR ALL THE GEORGIA COUNTIES DUE TO LONG DURATIONS OF LOW RELATIVE
HUMIDITY...

.A DRY AIR MASS FOLLOWING A FRONTAL PASSAGE WILL DROP RELATIVE
HUMIDITIES BELOW CRITICAL LEVELS THIS AFTERNOON ACROSS LEON AND
WAKULLA COUNTIES. DUE TO PERSISTENT DRY CONDITIONS THE ERC HAS
RISEN ABOVE 35 IN THESE AREAS...THUS A RED FLAG WARNING REMAINS IN
EFFECT FOR THESE COUNTIES. LONG DURATIONS OF RELATIVE HUMIDITY ARE
ALSO FORECAST FOR SOUTH GEORGIA. THEREFORE A RED FLAG WARNING HAS
BEEN HOISTED FOR THESE AREAS AS WELL.

GAZ120>131-142>148-155>161-252300-
/O.EXB.KTAE.FW.W.0030.110325T1900Z-110325T2300Z/
QUITMAN-CLAY-RANDOLPH-CALHOUN-TERRELL-DOUGHERTY-LEE-WORTH-TURNER-
TIFT-BEN HILL-IRWIN-EARLY-MILLER-BAKER-MITCHELL-COLQUITT-COOK-
BERRIEN-SEMINOLE-DECATUR-GRADY-THOMAS-BROOKS-LOWNDES-LANIER-
424 AM EDT FRI MAR 25 2011

...A RED FLAG WARNING IS NOW IN EFFECT FROM 3 PM THIS AFTERNOON
TO 7 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 7 PM EDT
THIS EVENING. 

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.

&&

$$

FLZ127-260000-
/O.EXA.KTAE.FW.W.0030.110325T1700Z-110326T0000Z/
COASTAL WAKULLA-
424 AM EDT FRI MAR 25 2011

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

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

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.

&&

$$

FLZ017-027-260000-
/O.CON.KTAE.FW.W.0030.110325T1700Z-110326T0000Z/
LEON-INLAND WAKULLA-
424 AM EDT FRI MAR 25 2011

...A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON
TO 8 PM EDT THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM EDT THIS EVENING. 

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.

&&

$$

BLOCK
244 
WWUS82 KTAE 251958
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
358 PM EDT FRI MAR 25 2011

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING 
FOR SOUTHWESTERN GEORGIA DUE TO LONG DURATIONS OF LOW RELATIVE 
HUMIDITY...

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR LEON AND WAKULLA COUNTIES IN THE FLORIDA PANHANDLE DUE TO LONG
DURATIONS OF LOW RELATIVE HUMIDITY COUPLED WITH HIGH ENERGY RELEASE
COMPONENT VALUES...

.RED FLAG WARNINGS REMAIN IN PLACE THIS AFTERNOON THROUGHOUT
SOUTHWESTERN GEORGIA AND IN TWO COUNTIES ACROSS THE FLORIDA PANHANDLE
...LEON AND WAKULLA COUNTIES. RELATIVE HUMIDITY VALUES REMAIN BELOW
CRITICAL LEVELS IN THESE AREAS...AND THE ENERGY RELEASE COMPONENT
IS ALSO HIGH ACROSS THE FLORIDA COUNTIES. BEYOND THIS AFTERNOON
...ONSHORE FLOW WILL INCREASE THE MOISTURE AHEAD OF THE NEXT
SYSTEM WHICH WILL IMPACT THE AREA BY SATURDAY EVENING...BRINGING
A CHANCE OF SHOWERS AND THUNDERSTORMS. FOR THE MOST PART...THIS
SYSTEM WILL IMPACT SOUTHERN GEORGIA AND ALABAMA ...WITH SOME
STORMS POSSIBLY BECOMING SEVERE.

GAZ120>131-142>148-155>161-252300-
/O.CON.KTAE.FW.W.0030.000000T0000Z-110325T2300Z/
QUITMAN-CLAY-RANDOLPH-CALHOUN-TERRELL-DOUGHERTY-LEE-WORTH-TURNER-
TIFT-BEN HILL-IRWIN-EARLY-MILLER-BAKER-MITCHELL-COLQUITT-COOK-
BERRIEN-SEMINOLE-DECATUR-GRADY-THOMAS-BROOKS-LOWNDES-LANIER-
358 PM EDT FRI MAR 25 2011

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING FOR SOUTHWESTERN GEORGIA DUE TO LONG DURATIONS OF LOW
RELATIVE HUMIDITY VALUES...

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.

&&

$$

FLZ017-027-127-260000-
/O.CON.KTAE.FW.W.0030.000000T0000Z-110326T0000Z/
LEON-INLAND WAKULLA-COASTAL WAKULLA-
358 PM EDT FRI MAR 25 2011

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING FOR LEON AND WAKULLA COUNTIES IN THE FLORIDA PANHANDLE DUE
TO LONG DURATIONS OF LOW RELATIVE HUMIDITY COUPLED WITH HIGH
ENERGY RELEASE COMPONENT VALUES...

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.

&&

$$

M BARRY

Nearby

Red Flag Warnings in Georgia, 2011Red Flag Warnings in Florida, 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.