Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 236, NWS Tallahassee, FL

September 5, 20114 counties in Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Sep 5, 2011, 8:43 PM EDT for 4 counties in Georgia. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Sep 5, 2011, 8:43 PM EDT (00:43 UTC)
Expired: Sep 5, 2011, 9:30 PM EDT
In force: 47 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon

Counties Colquitt County, GA, Grady County, GA, Mitchell County, GA, Worth County, GA

The radar

The Tallahassee radar (KTLH), 92 km from the middle of the area, began a volume at 00:45 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.

What was reported inside it

Time	Report	Where	Remark
Sep 5, 8:57 PM EDT	TSTM WND DMG	Camilla, GA	TREES AND POWER LINES DOWN ALONG HIGHWAY 112 NEAR CAMILLA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Sep 5, 4:04 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 0.7 hours before the alert went out and 91 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3091 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 513 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 198 m²/s²
0-3 km storm-relative helicity: 197 m²/s²
Significant tornado parameter: 2.3
Supercell composite: 16.7

Open this sounding in Storm Lab

The text

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

575 
WUUS52 KTAE 060043
SVRTAE
GAC071-131-205-321-060130-
/O.NEW.KTAE.SV.W.0236.110906T0043Z-110906T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
843 PM EDT MON SEP 5 2011

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN COLQUITT COUNTY IN SOUTH CENTRAL GEORGIA...
  SOUTHWESTERN WORTH COUNTY IN SOUTH CENTRAL GEORGIA...
  NORTHWESTERN GRADY COUNTY IN SOUTHWEST GEORGIA...
  MITCHELL COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 930 PM EDT

* AT 840 PM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH.  THIS STORM WAS LOCATED NEAR BRANCHVILLE...AND MOVING
  NORTHEAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  MITCHELL CO A/P...PELHAM...CAMILLA...COTTON...FLINT...HINSONTON...
  LANEY...BACONTON...GREENOUGH...SALE CITY...HARTSFIELD...FREEMAN...
  BAY...POPLAR ARBOR CHURCH...LESTER...FUNSTON...TICKNOR...
  PRITCHETTS...DOERUN...MINNESOTA...BRIDGEBORO...SIGSBEE AND SCHLEY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF
A SEVERE THUNDERSTORM IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY IN A STURDY STRUCTURE.

&&

LAT...LON 3133 8387 3125 8378 3097 8433 3104 8438
      3108 8437 3108 8440 3113 8444 3145 8410
      3144 8400
TIME...MOT...LOC 0043Z 236DEG 37KT 3111 8426

$$

42-DVD

3 follow-up statements

135 
WWUS52 KTAE 060100
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
900 PM EDT MON SEP 5 2011

GAC131-060110-
/O.CAN.KTAE.SV.W.0236.000000T0000Z-110906T0130Z/
GRADY GA-
900 PM EDT MON SEP 5 2011

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTHEASTERN GRADY
COUNTY IS CANCELLED...

THE STORMS HAVE MOVED OUT OF THE COUNTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR NORTHERN FLORIDA AND SOUTHWESTERN GEORGIA.

LAT...LON 3108 8414 3121 8436 3130 8426 3138 8417
      3144 8409 3144 8400 3125 8378
TIME...MOT...LOC 0100Z 229DEG 38KT 3129 8412

$$

GAC071-205-321-060130-
/O.CON.KTAE.SV.W.0236.000000T0000Z-110906T0130Z/
MITCHELL GA-WORTH GA-COLQUITT GA-
900 PM EDT MON SEP 5 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR NORTHWESTERN COLQUITT...SOUTHWESTERN WORTH AND MITCHELL
COUNTIES...

AT 857 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR FLINT...MOVING
NORTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
GREENOUGH...BACONTON...HARTSFIELD...SALE CITY...BAY...POPLAR ARBOR
CHURCH...FREEMAN...LESTER...TICKNOR...DOERUN...MINNESOTA...SIGSBEE...
PRITCHETTS...SCHLEY AND BRIDGEBORO

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR NORTHERN FLORIDA AND SOUTHWESTERN GEORGIA.

&&

LAT...LON 3108 8414 3121 8436 3130 8426 3138 8417
      3144 8409 3144 8400 3125 8378
TIME...MOT...LOC 0100Z 229DEG 38KT 3129 8412

$$

42-DVD

370 
WWUS52 KTAE 060114
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
914 PM EDT MON SEP 5 2011

GAC071-205-321-060130-
/O.CON.KTAE.SV.W.0236.000000T0000Z-110906T0130Z/
MITCHELL GA-WORTH GA-COLQUITT GA-
914 PM EDT MON SEP 5 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR NORTHWESTERN COLQUITT...SOUTHWESTERN WORTH AND EASTERN MITCHELL
COUNTIES...

AT 908 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR GREENOUGH...MOVING
NORTHEAST AT 45 MPH.

TREES AND POWER LINES HAVE BEEN REPORTED DOWN ALONG HIGHWAY 112 NEAR 
CAMILLA.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
TICKNOR...DOERUN...MINNESOTA...SIGSBEE...PRITCHETTS...SCHLEY AND
BRIDGEBORO

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR CENTRAL FLORIDA AND SOUTHWESTERN GEORGIA.

&&

LAT...LON 3108 8414 3127 8421 3130 8426 3138 8417
      3144 8409 3144 8400 3125 8378
TIME...MOT...LOC 0114Z 229DEG 38KT 3136 8404

$$

42-DVD

639 
WWUS52 KTAE 060125
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
925 PM EDT MON SEP 5 2011

GAC071-205-321-060135-
/O.EXP.KTAE.SV.W.0236.000000T0000Z-110906T0130Z/
MITCHELL GA-WORTH GA-COLQUITT GA-
925 PM EDT MON SEP 5 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN COLQUITT...
SOUTHWESTERN WORTH AND EASTERN MITCHELL COUNTIES WILL EXPIRE AT 930
PM EDT...

THE STORMS HAVE WEAKENED BELOW SEVERE LIMITS...ALTHOUGH GUSTY WINDS 
REMAIN POSSIBLE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR NORTHERN FLORIDA AND SOUTHWESTERN GEORGIA.

LAT...LON 3108 8414 3127 8421 3130 8426 3138 8417
      3144 8409 3144 8400 3125 8378
TIME...MOT...LOC 0125Z 229DEG 38KT 3143 8394

$$

42-DVD

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 5, 8:38 PM EDT	Special Weather Statement	TAE	Mitchell	52 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2011 Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.