Alert archive / Georgia / Red Flag Warnings in 2011

Red Flag Warning 36, NWS Tallahassee, FL

April 12, 201126 counties in Georgia; 5 counties in Alabama; Leon County, Wakulla County, Florida

NWS Tallahassee, FL issued this red flag warning at Apr 12, 2011, 7:51 PM EDT for 26 counties in Georgia; 5 counties in Alabama; Leon County, Wakulla County, Florida. It took effect at Apr 13, 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
Apr 12, 2011, 7:51 PM EDT (23:51 UTC)
In effect from
Apr 13, 2011, 1:00 PM EDT
Expired
Apr 13, 2011, 8:00 PM EDT
In force
7 hr
Issued by
NWS Tallahassee, FL
All 33 counties

Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, 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), 98 km from the middle of the area, began a volume at 23:56 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, 11.9 hours before the alert went out and 97 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 2011-04-12Temperature 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 2011-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -220 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
1339 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
-220 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

126 
WWUS82 KTAE 122351
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
751 PM EDT TUE APR 12 2011

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM TO 8 PM EDT
WEDNESDAY FOR LEON AND WAKULLA COUNTIES IN THE FLORIDA BIG BEND
DUE TO LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT AND
FORECAST ERC VALUES OF 35 OR GREATER...

...A FIRE WEATHER WATCH REMAINS IN EFFECT ON WEDNESDAY AFTERNOON
FOR SOUTHWEST AND SOUTH CENTRAL GEORGIA DUE POSSIBLE TO LONG
DURATIONS OF RELATIVE HUMIDITY BELOW 25 PERCENT...

.DRY AIR WILL CONTINUE TO MOVE INTO THE AREA ON WEDNESDAY BEHIND
THE COLD FRONT THAT PASSED THROUGH THE AREA TUESDAY MORNING. LONG
DURATIONS OF LOW RELATIVE HUMIDITY ARE EXPECTED ON WEDNESDAY
ACROSS ALL OF THE FLORIDA BIG BEND AND PANHANDLE ZONES...BUT RED
FLAG CONDITIONS ARE EXPECTED TO BE LIMITED TO LEON AND WAKULLA
COUNTIES WHERE ERC VALUES WILL BE GREATER THAN 34.

A FIRE WEATHER STATEMENT WILL BE ISSUED SHORTLY FOR THOSE FLORIDA 
COUNTIES WITH EXPECTED ERC READINGS BETWEEN 30 AND 34.

FURTHER TO THE NORTH....POSSIBLE LONG DURATIONS OF LOW RELATIVE 
HUMIDITY ARE ALSO EXPECTED ACROSS PORTIONS OF SOUTHWEST GEORGIA ON
WEDNESDAY AFTERNOON...AND A FIRE WEATHER WATCH REMAINS IN EFFECT
FOR THIS REGION.


FLZ012-013-016-026-112-130100-
/O.CAN.KTAE.FW.A.0029.110413T1700Z-110414T0000Z/
INLAND BAY-CALHOUN-GADSDEN-LIBERTY-COASTAL BAY-
751 PM EDT TUE APR 12 2011 /651 PM CDT TUE APR 12 2011/

...THE FIRE WEATHER WATCH HAS BEEN CANCELLED FOR WEDNESDAY
AFTERNOON DUE TO FORECAST ERC VALUES LESS THAN 35...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE
FIRE WEATHER WATCH DUE TO FORECAST ERC VALUES LESS THAN 35. 

$$

FLZ017-027-131130-
/O.UPG.KTAE.FW.A.0029.110413T1700Z-110414T0000Z/
/O.NEW.KTAE.FW.W.0036.110413T1700Z-110414T0000Z/
LEON-INLAND WAKULLA-
751 PM EDT TUE APR 12 2011

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM TO 8 PM EDT
WEDNESDAY DUE TO LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35
PERCENT AND FORECAST ERC VALUES OF 35 OR GREATER...

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

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.

&&

$$

FLZ127-131130-
/O.NEW.KTAE.FW.W.0036.110413T1700Z-110414T0000Z/
COASTAL WAKULLA-
751 PM EDT TUE APR 12 2011

...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM TO 8 PM EDT
WEDNESDAY DUE TO LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35
PERCENT AND FORECAST ERC VALUES OF 35 OR GREATER...

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

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.

&&

$$

GAZ120>131-142>148-155>161-131130-
/O.CON.KTAE.FW.A.0029.110413T1800Z-110413T2300Z/
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-
751 PM EDT TUE APR 12 2011

...A FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH WEDNESDAY EVENING FOR POSSIBLE LONG DURATIONS OF RELATIVE
HUMIDITY BELOW 25 PERCENT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

17-GOULD
2 follow-up statements
302 
WWUS82 KTAE 130831
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
431 AM EDT WED APR 13 2011

...A RED FLAG WARNING IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM
CDT THIS EVENING FOR LEON AND WAKULLA COUNTIES OF NORTH FLORIDA 
DUE TO A COMBINATION OF LONG DURATIONS OF LOW RELATIVE HUMIDITY 
AND HIGH ERC VALUES...

...A RED FLAG WARNING IS IN EFFECT FROM 1 PM CDT /2 PM EDT/ THIS
AFTERNOON TO 7 PM CDT / 8 PM EDT/ THIS EVENING FOR SOUTHWEST AND
SOUTH CENTRAL GEORGIA AND THE SOUTHEAST CORNER OF ALABAMA DUE TO
EXPECTED LONG DURATIONS OF RELATIVE HUMIDITY BELOW 25 PERCENT...

...A FIRE WEATHER WATCH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING FOR LEON AND WAKULLA COUNTIES OF NORTH FLORIDA 
DUE EXPECTED LONG DURATIONS OF LOW RELATIVE HUMIDITY POSSIBLY COMBINED 
WITH HIGH ERC VALUES...

.DRY AIR WILL CONTINUE TO OVERSPREAD THE REGION TODAY BEHIND THE
COLD FRONT THAT PASSED THROUGH THE AREA TUESDAY MORNING. LONG
DURATIONS OF LOW RELATIVE HUMIDITY WILL OCCUR TODAY ACROSS ALL OF
THE FLORIDA BIG BEND AND PANHANDLE ZONES...BUT RED FLAG CONDITIONS
ARE EXPECTED TO BE LIMITED TO LEON AND WAKULLA COUNTIES WHERE ERC
VALUES ARE FORECAST TO BE 35 OR HIGHER. A FIRE WEATHER STATEMENT
CONTINUES TODAY FOR SEVERAL COUNTIES IN NORTH FLORIDA WHERE ERC
VALUES ARE EXPECTED TO BE BETWEEN 30 AND 34. SIMILAR CONDITIONS
ARE EXPECTED ON THURSDAY ACROSS NORTH FLORIDA AND A FIRE WEATHER
WATCH HAS BEEN ISSUED FOR LEON AND WAKULLA COUNTIES. FURTHER TO
THE NORTH...A RED FLAG WARNING IS NOW IN EFFECT FOR ALL OF OUR
ALABAMA AND GEORGIA ZONES DUE TO EXPECTED LONG DURATIONS OF LOW
RELATIVE HUMIDITY. ALTHOUGH IT WILL CONTINUE TO BE DRY...RED FLAG
CONDITIONS ARE NOT EXPECTED ACROSS OUR GEORGIA AND ALABAMA
COUNTIES ON THURSDAY.

GAZ120>131-142>148-155>161-132300-
/O.UPG.KTAE.FW.A.0029.110413T1800Z-110413T2300Z/
/O.EXB.KTAE.FW.W.0036.110413T1800Z-110413T2300Z/
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-
431 AM EDT WED APR 13 2011

...RED FLAG WARNING IN EFFECT FROM 2 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 2 PM THIS AFTERNOON TO 7 PM EDT
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

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.

&&

$$

ALZ065>069-132300-
/O.EXB.KTAE.FW.W.0036.110413T1800Z-110413T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-
331 AM CDT WED APR 13 2011

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM
CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM CDT
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.

&&

$$

FLZ017-027-127-140000-
/O.NEW.KTAE.FW.A.0030.110414T1800Z-110414T2300Z/
/O.CON.KTAE.FW.W.0036.110413T1700Z-110414T0000Z/
LEON-INLAND WAKULLA-COASTAL WAKULLA-
431 AM EDT WED APR 13 2011

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

...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING DUE TO EXPECTED LONG DURATIONS OF LOW RELATIVE
HUMIDITY POSSIBLY COMBINED WITH HIGH ERC VALUES...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY 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.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

BARRY
457 
WWUS82 KTAE 131938
RFWTAE

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
338 PM EDT WED APR 13 2011

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING FOR LEON AND WAKULLA COUNTIES OF NORTH FLORIDA DUE TO A
COMBINATION OF LONG DURATIONS OF LOW RELATIVE HUMIDITY AND HIGH
ERC VALUES...

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT /6 PM CDT/
THIS EVENING FOR SOUTHWEST AND SOUTH CENTRAL GEORGIA AND THE
SOUTHEAST CORNER OF ALABAMA DUE TO EXPECTED LONG DURATIONS OF
RELATIVE HUMIDITY BELOW 25 PERCENT...

...A FIRE WEATHER WATCH IS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING FOR PORTIONS OF THE EASTERN INLAND
PANHANDLE OF FLORIDA DUE EXPECTED LONG DURATIONS OF LOW RELATIVE
HUMIDITY POSSIBLY COMBINED WITH HIGH ERC VALUES...

.LONG DURATIONS OF LOW RELATIVE HUMIDITY WILL PERSIST THURSDAY 
AFTERNOON ACROSS THE FLORIDA ZONES...AND THIS COMBINED WITH THE 
POSSIBILITY OF MARGINALLY HIGH ERC VALUES ACROSS PORTIONS OF THE 
INLAND FLORIDA PANHANDLE HAS PROMPTED A FIRE WEATHER WATCH FOR
THAT TIME. THIS WILL BE EITHER UPGRADED TO A RED FLAG WARNING
THIS EVENING IF FORECAST ERC VALUES COME IN AT 35 OR HIGHER OR
TRANSITIONED TO A STATEMENT OF ERC VALUES END UP IN THE 30 TO 34
RANGE. ACROSS THE GEORGIA AND ALABAMA ZONES...ALTHOUGH RELATIVE
HUMIDITY VALUES MAY APPROACH 25 PERCENT THURSDAY AFTERNOON...LONG
DURATIONS ARE NOT EXPECTED. A GRADUAL MOISTENING TREND WILL
COMMENCE ON FRIDAY AHEAD OF THE NEXT FRONTAL BOUNDARY.

FLZ017-027-127-140100-
/O.CON.KTAE.FW.W.0036.000000T0000Z-110414T0000Z/
/O.CON.KTAE.FW.A.0030.110414T1800Z-110414T2300Z/
LEON-INLAND WAKULLA-COASTAL WAKULLA-
338 PM EDT WED APR 13 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING. A RED FLAG WARNING ALSO REMAINS IN
EFFECT UNTIL 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.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

ALZ065>069-GAZ120>131-142>148-155>161-132300-
/O.CON.KTAE.FW.W.0036.000000T0000Z-110413T2300Z/
COFFEE-DALE-HENRY-GENEVA-HOUSTON-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-
338 PM EDT WED APR 13 2011 /238 PM CDT WED APR 13 2011/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT /6 PM CDT/
THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT /6 PM CDT/
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.

&&

$$

FLZ009>013-016-026-140100-
/O.EXA.KTAE.FW.A.0030.110414T1800Z-110414T2300Z/
HOLMES-WASHINGTON-JACKSON-INLAND BAY-CALHOUN-GADSDEN-LIBERTY-
338 PM EDT WED APR 13 2011 /238 PM CDT WED APR 13 2011/

...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH THURSDAY EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG
WARNINGS.

&&

$$

DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 12, 12:38 AM EDTSpecial Weather StatementTAECalhoun, Clay, Early, Quitman, Randolph52 min
Apr 12, 2:56 PM EDTFire Weather WatchTAEBaker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more14 hr
Apr 11, 11:43 PM EDTSpecial Weather StatementTAECoffee, Dale47 min
Apr 12, 5:38 AM EDTRed Flag WarningTAEBay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 7 more12 hr

Nearby

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