Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 56, NWS Tallahassee, FL

August 30, 2012Coffee County, Geneva County, Alabama

NWS Tallahassee, FL issued this tornado warning at Aug 30, 2012, 2:38 AM CDT for Coffee County, Geneva County, Alabama. It was in force for 35 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
Aug 30, 2012, 2:38 AM CDT (07:38 UTC)
Expired
Aug 30, 2012, 3:13 AM CDT
In force
35 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Coffee County, AL, Geneva County, AL

What was reported inside it

TimeReportWhereRemark
Aug 30, 2:38 AM CDTTORNADO5 Se Estothel, ALPOWERLINES DOWN...TREES ACROSS ROAD...AND A ROOF OFF OF A HOUSE NEAR COUNTY ROAD 5 AND BEAR BRANCH RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.6 hours before the alert went out and 205 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 2012-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 837 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 00:00Z on 2012-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 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
837 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
603 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

810 
WFUS52 KTAE 300738
TORTAE
ALC031-061-300815-
/O.NEW.KTAE.TO.W.0056.120830T0738Z-120830T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
238 AM CDT THU AUG 30 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN COFFEE COUNTY IN SOUTHEAST ALABAMA...
  NORTHWESTERN GENEVA COUNTY IN SOUTHEAST ALABAMA...

* UNTIL 315 AM CDT

* AT 235 AM CDT...A DEVELOPING TORNADO HAS BEEN DETECTED BY THE
  NATIONAL WEATHER SERVICE 18 MILES SOUTH OF ELBA...OR NEAR WEEKS...
  MOVING NORTH AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  KINSTON...HOLLEY STORE...FAIRVIEW...RHOADES...INO...ALBERTON...
  PERRY STORE...BROOKLYN...BASIN...NEW HAVEN...CURTIS...CARL FOLSOM
  A/P...DANLEYS CROSSROADS...PINE LEVEL...LEE AND WISE MILL.

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.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. IF YOU WAIT TO SEE OR HEAR 
IT COMING...IT MAY BE TOO LATE!

&&

LAT...LON 3153 8619 3154 8603 3115 8602 3115 8618
TIME...MOT...LOC 0738Z 176DEG 29KT 3118 8613

$$

17-GOULD
1 follow-up statement
103 
WWUS52 KTAE 300813
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
313 AM CDT THU AUG 30 2012

ALC031-061-300822-
/O.CAN.KTAE.TO.W.0056.000000T0000Z-120830T0815Z/
COFFEE AL-GENEVA AL-
313 AM CDT THU AUG 30 2012

...THE TORNADO WARNING FOR NORTHWESTERN GENEVA AND WESTERN COFFEE
COUNTIES IS CANCELLED...

THE STORM WHICH WAS LIKELY PRODUCING A TORNADO HAS NOW WEAKENED OVER 
WESTERN COFFEE COUNTY NEAR CURTIS.

LAT...LON 3153 8619 3154 8603 3115 8602 3115 8618
TIME...MOT...LOC 0812Z 173DEG 25KT 3142 8616

$$

17-GOULD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 4:37 AM CDTTornado WarningTAEGeneva43 min
Aug 30, 5:01 AM CDTTornado WarningTAECoffee29 min

Nearby

Tornado Warnings in Alabama, 2012Every tornado warning in 2012Tornadoes 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.