Alert archive / Florida / Tornado Warnings in 2012

Tornado Warning 48, NWS Tallahassee, FL

August 29, 2012Jackson County, Florida

NWS Tallahassee, FL issued this tornado warning at Aug 29, 2012, 4:59 PM CDT for Jackson County, Florida. It was in force for 31 min. 2 reports 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 29, 2012, 4:59 PM CDT (21:59 UTC)
Expired
Aug 29, 2012, 5:30 PM CDT
In force
31 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

County Jackson County, FL

What was reported inside it

TimeReportWhereRemark
Aug 29, 5:00 PM CDTFUNNEL CLOUDMarianna Municipal A/P, FLFUNNEL SPOTTED NEAR THE MARIANNA AIRPORT.
Aug 29, 5:12 PM CDTFUNNEL CLOUD1 Ssw Greenwood, FLFUNNEL CLOUD SPOTTED JUST SOUTH OF GREENWOOD MOVING NORTH ALONG HWY 71.

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 12:00Z, 10.0 hours before the alert went out and 101 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 2012-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1779 joules per kilogram.LCLEL10008507005003002001001 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 2012-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
1779 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

676 
WFUS52 KTAE 292159
TORTAE
FLC063-292230-
/O.NEW.KTAE.TO.W.0048.120829T2159Z-120829T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
459 PM CDT WED AUG 29 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL JACKSON COUNTY IN THE PANHANDLE OF FLORIDA...

* UNTIL 530 PM CDT

* AT 456 PM CDT...A DEVELOPING TORNADO HAS BEEN DETECTED BY THE
  NATIONAL WEATHER SERVICE NEAR CHIPOLA TERRACE...MOVING NORTH AT 15
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  GREENWOOD...TWO EGG...MALONE AND BASCOM

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.

&&

LAT...LON 3100 8524 3100 8501 3079 8510 3081 8524
TIME...MOT...LOC 2159Z 196DEG 11KT 3084 8517

$$

42-DVD
1 follow-up statement
123 
WWUS52 KTAE 292215
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
515 PM CDT WED AUG 29 2012

FLC063-292230-
/O.CON.KTAE.TO.W.0048.000000T0000Z-120829T2230Z/
JACKSON FL-
515 PM CDT WED AUG 29 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR NORTH
CENTRAL JACKSON COUNTY...

AT 514 PM CDT...A TRAINED WEATHER SPOTTER REPORTED A FUNNEL CLOUD 
NEAR GREENWOOD. THIS STORM WAS MOVING NORTH AT 15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MALONE
AND BASCOM

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3100 8524 3100 8501 3085 8511 3087 8522
TIME...MOT...LOC 2215Z 194DEG 11KT 3089 8516

$$

42-DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 2:13 AM CDTRip Current StatementTAEBay, Franklin, Gulf, Walton48 hr
Aug 29, 2:13 AM CDTHigh Surf AdvisoryTAEBay, Gulf, Walton48 hr
Aug 29, 9:31 AM CDTSpecial Weather StatementTAELeon29 min
Aug 29, 11:39 AM CDTSpecial Weather StatementTAEWakulla51 min
Aug 29, 2:10 PM CDTSpecial Weather StatementTAEWakulla35 min
Aug 29, 2:27 PM CDTSpecial Weather StatementTAELeon48 min
Aug 29, 3:54 PM CDTSpecial Weather StatementTAEWakulla36 min
Aug 29, 4:13 PM CDTSpecial Weather StatementTAEGadsden, Leon47 min
Aug 29, 4:47 PM CDTSpecial Weather StatementTAEJackson28 min
Aug 29, 5:06 PM CDTTornado WarningTAEJackson24 min
Aug 29, 5:54 PM CDTTornado WarningTAEJackson36 min

Nearby

Tornado Warnings in Florida, 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.