Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 23, NWS Tallahassee, FL

March 27, 20115 counties in Georgia; Henry County, Alabama

NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 27, 2011, 2:31 PM EDT for 5 counties in Georgia; Henry County, Alabama. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 27, 2011, 2:31 PM EDT (18:31 UTC)
Expired
Mar 27, 2011, 3:15 PM EDT
In force
44 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Henry County, AL, Baker County, GA, Calhoun County, GA, Clay County, GA, Early County, GA, Miller County, GA

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 27, 9:55 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.5 hours before the alert went out and 132 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 2011-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1068 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2011-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 174 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
1068 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
620 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
174 m²/s²
0-3 km storm-relative helicity
150 m²/s²
Significant tornado parameter
1.1
Supercell composite
6.0

Open this sounding in Storm Lab

The text

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

816 
WUUS52 KTAE 271831
SVRTAE
ALC067-GAC007-037-061-099-201-271915-
/O.NEW.KTAE.SV.W.0023.110327T1831Z-110327T1915Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
231 PM EDT SUN MAR 27 2011

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN HENRY COUNTY IN SOUTHEAST ALABAMA...
  EXTREME WEST CENTRAL BAKER COUNTY IN SOUTHWEST GEORGIA...
  WESTERN CALHOUN COUNTY IN SOUTHWEST GEORGIA...
  SOUTHERN CLAY COUNTY IN SOUTHWEST GEORGIA...
  EARLY COUNTY IN SOUTHWEST GEORGIA...
  NORTH CENTRAL MILLER COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 315 PM EDT/215 PM CDT/

* AT 124 PM CDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 15
  MILES WEST OF BLAKELY...OR 17 MILES NORTHEAST OF DOTHAN...AND
  MOVING EAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  EDISON AND ARLINGTON

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 3162 8468 3123 8463 3134 8524 3155 8526
TIME...MOT...LOC 1831Z 269DEG 27KT 3140 8513

$$

85-GIBBS

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 8:08 PM EDTTornado WarningTAELee22 min
Mar 27, 1:45 PM EDTSevere Thunderstorm WarningTAEGrady, Thomas45 min
Mar 27, 2:13 PM EDTSevere Thunderstorm WarningTAEBerrien, Cook, Lanier47 min
Mar 27, 2:30 PM EDTSevere Thunderstorm WarningTAEClay, Quitman, Randolph45 min
Mar 27, 3:13 PM EDTSevere Thunderstorm WarningTAEEarly, Miller47 min
Mar 27, 3:18 PM EDTSevere Thunderstorm WarningTAEBrooks, Lanier, Lowndes42 min
Mar 27, 3:56 PM EDTSevere Thunderstorm WarningTAEBaker, Early, Miller, Mitchell50 min
Mar 27, 3:58 PM EDTSevere Thunderstorm WarningTAELanier, Lowndes32 min
Mar 27, 4:03 PM EDTTornado WarningTAEBaker, Miller, Mitchell27 min
Mar 27, 4:05 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lowndes40 min
Mar 27, 5:07 PM EDTSpecial Weather StatementTAEBaker, Decatur, Early, Miller, Seminole53 min
Mar 27, 5:17 PM EDTSevere Thunderstorm WarningTAEEarly, Miller, Seminole43 min
Mar 27, 5:45 PM EDTSevere Thunderstorm WarningTAEBaker, Decatur, Grady, Miller, Mitchell45 min
Mar 27, 6:00 PM EDTSevere Thunderstorm WarningTAEEarly, Miller, Seminole14 min
Mar 27, 6:31 PM EDTSevere Thunderstorm WarningTAEGrady, Thomas44 min
Mar 27, 6:39 PM EDTSpecial Weather StatementTAEBrooks, Lanier, Lowndes51 min
Mar 27, 6:49 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lowndes41 min
Mar 27, 7:15 PM EDTSevere Thunderstorm WarningTAEBrooks, Thomas30 min
Mar 27, 7:17 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Lanier, Lowndes43 min
Mar 27, 1:14 PM EDTSpecial Weather StatementTAECoffee, Dale61 min
Mar 27, 1:40 PM EDTSevere Thunderstorm WarningTAEDale, Henry50 min
Mar 27, 2:33 PM EDTSevere Thunderstorm WarningTAEDale, Henry, Houston42 min
Mar 27, 3:38 PM EDTSevere Thunderstorm WarningTAECoffee22 min
Mar 27, 3:59 PM EDTSevere Thunderstorm WarningTAECoffee, Dale, Geneva, Houston46 min
Mar 27, 4:35 PM EDTSevere Thunderstorm WarningTAEDale, Geneva, Henry, Houston40 min
Mar 27, 4:36 PM EDTSevere Thunderstorm WarningTAECoffee, Dale, Geneva, Houston39 min
Mar 27, 5:14 PM EDTSevere Thunderstorm WarningTAECoffee, Dale, Geneva, Houston46 min
Mar 27, 5:48 PM EDTSevere Thunderstorm WarningTAEGeneva42 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2011Severe Thunderstorm Warnings in Alabama, 2011Every 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; the sounding from the Mesonet's radiosonde archive.