Alert archive / Georgia / Tornado Warnings in 2011

Tornado Warning 20, NWS Tallahassee, FL

April 5, 2011Lee County, Turner County, Worth County, Georgia

NWS Tallahassee, FL issued this tornado warning at Apr 5, 2011, 1:49 AM EDT for Lee County, Turner County, Worth County, Georgia. It was in force for 41 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
Apr 5, 2011, 1:49 AM EDT (05:49 UTC)
Expired
Apr 5, 2011, 2:30 AM EDT
In force
41 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Lee County, GA, Turner County, GA, Worth County, GA

The radar

The Robins AFB radar (KJGX), 106 km from the middle of the area, began a volume at 05:50 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

TimeReportWhereRemark
Apr 5, 1:55 AM EDTTSTM WND DMG3 N Leesburg, GA6 WOOD POWER TRANSMISSION POLES 12 TO 14 INCH DIAM SNAPPED AND DOORS BLOWN OUT AT AG RESEARCH CENTER VCNTY US 319.

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.

IssuedProductOfficeLasted
Apr 4, 10:28 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 5.8 hours before the alert went out and 163 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 2011-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1916 joules per kilogram.LCLEL10008507005003002001001 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 2011-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 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
1916 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
521 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
1.6
Supercell composite
9.6

Open this sounding in Storm Lab

The text

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

188 
WFUS52 KTAE 050549
TORTAE
GAC177-287-321-050630-
/O.NEW.KTAE.TO.W.0020.110405T0549Z-110405T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
149 AM EDT TUE APR 5 2011

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN TURNER COUNTY IN SOUTH CENTRAL GEORGIA...
  NORTHWESTERN WORTH COUNTY IN SOUTH CENTRAL GEORGIA...
  LEE COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 230 AM EDT

* AT 143 AM EDT...A DEVELOPING TORNADO HAS BEEN DETECTED BY THE
  NATIONAL WEATHER SERVICE NEAR LEESBURG...OR 25 MILES SOUTH OF
  AMERICUS...MOVING EAST AT 45 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  STOCKS...MOSSY DELL...PHILEMA...CHOKEE...OAKFIELD...DOLES...
  WARWICK...SIBLEY...DAKOTA...WORTH...AMBOY AND REBECCA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! LEAVE MOBILE HOMES AND VEHICLES FOR SAFER STRUCTURES.
MOVE TO A HALLWAY OR CLOSET ON THE LOWEST FLOOR AWAY FROM WINDOWS AND
OUTSIDE WALLS.

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A SMALL INTERIOR ROOM.

&&

LAT...LON 3186 8393 3184 8386 3181 8381 3181 8362
      3186 8361 3185 8348 3177 8345 3176 8346
      3163 8414 3162 8422 3192 8424 3192 8393
TIME...MOT...LOC 0549Z 254DEG 41KT 3172 8414

$$

42-DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 12:13 AM EDTSevere Thunderstorm WarningTAEClay, Quitman, Randolph47 min
Apr 5, 12:41 AM EDTSevere Thunderstorm WarningTAEClay, Randolph, Terrell49 min
Apr 5, 12:59 AM EDTSevere Thunderstorm WarningTAECalhoun, Clay, Early, Randolph, Terrell31 min
Apr 5, 1:08 AM EDTTornado WarningTAELee, Randolph, Terrell52 min
Apr 5, 1:28 AM EDTSevere Thunderstorm WarningTAEBaker, Calhoun, Clay, Dougherty, Early, Lee and 4 more32 min
Apr 5, 1:43 AM EDTSevere Thunderstorm WarningTAEDecatur, Seminole47 min
Apr 5, 1:46 AM EDTSevere Thunderstorm WarningTAEDougherty, Lee, Terrell, Turner, Worth44 min
Apr 5, 1:58 AM EDTSevere Thunderstorm WarningTAEBaker, Calhoun, Decatur, Dougherty, Grady, Lee and 5 more32 min
Apr 5, 2:17 AM EDTTornado WarningTAEBaker, Colquitt, Dougherty, Mitchell, Worth43 min
Apr 5, 2:23 AM EDTSevere Thunderstorm WarningTAEBen Hill, Berrien, Colquitt, Cook, Dougherty, Irwin and 4 more52 min
Apr 5, 2:28 AM EDTSevere Thunderstorm WarningTAEDecatur, Grady, Seminole47 min
Apr 5, 2:45 AM EDTSevere Thunderstorm WarningTAEBrooks, Colquitt, Cook, Grady, Mitchell, Thomas45 min
Apr 5, 2:59 AM EDTSevere Thunderstorm WarningTAEGrady, Thomas46 min
Apr 5, 3:06 AM EDTSevere Thunderstorm WarningTAEBen Hill, Berrien, Brooks, Colquitt, Cook, Irwin and 4 more39 min
Apr 5, 3:28 AM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Colquitt, Cook, Lanier, Lowndes and 1 more47 min
Apr 5, 3:42 AM EDTSevere Thunderstorm WarningTAEBerrien, Cook, Irwin, Lanier33 min
Apr 5, 4:05 AM EDTTornado WarningTAEBerrien, Lanier, Lowndes25 min
Apr 5, 4:11 AM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lanier, Lowndes49 min
Apr 5, 3:40 PM EDTRed Flag WarningTAEBaker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more28 hr

Nearby

Tornado Warnings in Georgia, 2011Every tornado warning in 2011Tornadoes 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.