Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 31, NWS Tallahassee, FL

March 27, 20114 counties in Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 27, 2011, 4:05 PM EDT for 4 counties in Georgia. It was in force for 40 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, 4:05 PM EDT (20:05 UTC)
Expired
Mar 27, 2011, 4:45 PM EDT
In force
40 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Berrien County, GA, Brooks County, GA, Cook County, GA, Lowndes 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, 8.1 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 2011-03-27Temperature 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.

719 
WUUS52 KTAE 272005
SVRTAE
GAC019-027-075-185-272045-
/O.NEW.KTAE.SV.W.0031.110327T2005Z-110327T2045Z/

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

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME SOUTH CENTRAL BERRIEN COUNTY IN SOUTH CENTRAL GEORGIA...
  CENTRAL BROOKS COUNTY IN SOUTH CENTRAL GEORGIA...
  EXTREME SOUTHEASTERN COOK COUNTY IN SOUTH CENTRAL GEORGIA...
  WESTERN LOWNDES COUNTY IN SOUTH CENTRAL GEORGIA...

* UNTIL 445 PM EDT

* AT 400 PM EDT...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 NEAR
  QUITMAN...OR 33 MILES WEST OF JENNINGS...AND MOVING NORTHEAST AT 40
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO I-75
  AT EXIT 16...VALDOSTA AND HAHIRA

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 3107 8330 3067 8319 3068 8370 3086 8372
TIME...MOT...LOC 2005Z 236DEG 33KT 3079 8359

$$

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, 2:31 PM EDTSevere Thunderstorm WarningTAEBaker, Calhoun, Clay, Early, Miller44 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, 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

Nearby

Severe Thunderstorm Warnings in Georgia, 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.