Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 38, NWS Tallahassee, FL

February 24, 2012Colquitt County, Mitchell County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 24, 2012, 1:40 PM EST for Colquitt County, Mitchell County, Georgia. It was in force for 50 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: Feb 24, 2012, 1:40 PM EST (18:40 UTC)
Expired: Feb 24, 2012, 2:30 PM EST
In force: 50 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon

Counties Colquitt County, GA, Mitchell County, GA

The radar

The Tallahassee radar (KTLH), 96 km from the middle of the area, began a volume at 18:41 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
Feb 24, 1:45 PM EST	TSTM WND DMG	Cotton, GA	PUBLIC REPORT VIA WALB-TV FACEBOOK PAGE OF BENT TRAMPOLINE...BUSTED SIDING...AND FURNITURE BLOWN AGAINST A FENCE NEAR COTTON.

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
Feb 24, 12:04 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.7 hours before the alert went out and 95 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: 1115 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 529 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 200 m²/s²
0-3 km storm-relative helicity: 243 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 5.6

Open this sounding in Storm Lab

The text

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

587 
WUUS52 KTAE 241840
SVRTAE
GAC071-205-241930-
/O.NEW.KTAE.SV.W.0038.120224T1840Z-120224T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
140 PM EST FRI FEB 24 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN COLQUITT COUNTY IN SOUTH CENTRAL GEORGIA...
  SOUTHERN MITCHELL COUNTY IN SOUTHWEST GEORGIA...

* UNTIL 230 PM EST

* AT 136 PM EST...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH.  THIS STORM WAS LOCATED NEAR PELHAM...AND MOVING EAST AT 50
  MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM. 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 3133 8382 3113 8381 3108 8426 3108 8437
      3127 8431 3134 8395
TIME...MOT...LOC 1840Z 258DEG 43KT 3114 8414

$$

38-GODSEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 24, 5:59 AM EST	Fire Weather Watch	TAE	Baker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more	14 hr
Feb 24, 11:45 AM EST	Severe Thunderstorm Warning	TAE	Early, Miller, Seminole	30 min
Feb 24, 12:07 PM EST	Severe Thunderstorm Warning	TAE	Baker, Decatur, Grady, Miller, Mitchell, Seminole	38 min
Feb 24, 12:41 PM EST	Severe Thunderstorm Warning	TAE	Baker, Decatur, Grady, Mitchell	34 min
Feb 24, 12:57 PM EST	Tornado Warning	TAE	Colquitt, Mitchell	33 min
Feb 24, 1:11 PM EST	Severe Thunderstorm Warning	TAE	Colquitt, Cook, Mitchell, Tift, Worth	49 min
Feb 24, 1:28 PM EST	Tornado Warning	TAE	Colquitt, Cook	32 min
Feb 24, 1:45 PM EST	Tornado Warning	TAE	Berrien, Colquitt, Cook, Tift	17 min
Feb 24, 1:58 PM EST	Severe Thunderstorm Warning	TAE	Decatur, Grady, Mitchell, Thomas	30 min
Feb 24, 2:02 PM EST	Severe Thunderstorm Warning	TAE	Colquitt, Cook, Tift, Worth	28 min
Feb 24, 2:16 PM EST	Severe Thunderstorm Warning	TAE	Thomas	29 min
Feb 24, 2:21 PM EST	Severe Thunderstorm Warning	TAE	Berrien, Colquitt, Cook, Irwin, Tift	39 min
Feb 24, 3:49 PM EST	Severe Thunderstorm Warning	TAE	Lanier, Lowndes	26 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2012 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.