Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 325, NWS Tallahassee, FL

July 26, 2012Mitchell County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 26, 2012, 3:05 PM EDT for Mitchell County, 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
Jul 26, 2012, 3:05 PM EDT (19:05 UTC)
Expired
Jul 26, 2012, 3:45 PM EDT
In force
40 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

County Mitchell County, GA

The radar

The Tallahassee radar (KTLH), 82 km from the middle of the area, began a volume at 19:06 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, 7.1 hours before the alert went out and 82 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 2012-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2537 joules per kilogram.LCLLFCEL10008507005003002001001 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 2012-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939Sfc1 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
2537 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
736 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

810 
WUUS52 KTAE 261905
SVRTAE
GAC205-261945-
/O.NEW.KTAE.SV.W.0325.120726T1905Z-120726T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
305 PM EDT THU JUL 26 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MITCHELL COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 345 PM EDT

* AT 302 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. THIS STORM WAS
  NEARLY STATIONARY OR DRIFTING VERY SLOWLY TO THE SOUTH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HOPEFUL

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY. PEOPLE OUTSIDE SHOULD MOVE INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.

&&

LAT...LON 3107 8422 3108 8448 3123 8438 3123 8416
TIME...MOT...LOC 1904Z 019DEG 1KT 3117 8429

$$

22-BARRY

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 3:34 PM EDTSevere Thunderstorm WarningTAEBaker, Decatur, Miller, Mitchell56 min
Jul 26, 3:46 PM EDTSevere Thunderstorm WarningTAEGrady, Thomas29 min
Jul 26, 4:04 PM EDTSevere Thunderstorm WarningTAEBaker, Decatur, Miller26 min
Jul 26, 4:34 PM EDTSevere Thunderstorm WarningTAEDecatur, Seminole26 min
Jul 26, 4:43 PM EDTSevere Thunderstorm WarningTAEBrooks, Lowndes47 min
Jul 26, 5:01 PM EDTSevere Thunderstorm WarningTAEDecatur, Seminole44 min
Jul 26, 5:04 PM EDTSevere Thunderstorm WarningTAESeminole41 min
Jul 26, 5:10 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lowndes50 min
Jul 26, 5:36 PM EDTSevere Thunderstorm WarningTAEBrooks, Colquitt, Cook, Thomas32 min
Jul 26, 5:51 PM EDTAreal Flood AdvisoryTAEDecatur, Seminole84 min
Jul 26, 7:14 PM EDTSpecial Weather StatementTAEQuitman31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2012Every severe thunderstorm warning in 2012

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.