Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 24, NWS Fort Worth, TX

October 13, 2012Young County, Texas

NWS Fort Worth, TX issued this tornado warning at Oct 13, 2012, 6:47 PM CDT for Young County, Texas. It was in force for 27 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
Oct 13, 2012, 6:47 PM CDT (23:47 UTC)
Expired
Oct 13, 2012, 7:14 PM CDT
In force
27 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon

County Young County, TX

The radar

The Dyess AFB radar (KDYX), 103 km from the middle of the area, began a volume at 23:47 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

TimeReportWhereRemark
Oct 13, 6:53 PM CDTTSTM WND DMGOlney, TXPOWER LINES, POWER POLES, FENCES AND TREES DOWN IN THE CITY OF OLNEY

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.

IssuedProductOfficeLasted
Oct 13, 1:00 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.8 hours before the alert went out and 145 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, Fort Worth, TX at 12:00Z on 2012-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 184 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, Fort Worth, TX at 12:00Z on 2012-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.193958Sfc1 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
184 J/kg
Mixed-layer CIN
-330 J/kg
Mixed-layer LCL
732 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
187 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

594 
WFUS54 KFWD 132347
TORFWD
TXC503-140030-
/O.NEW.KFWD.TO.W.0024.121013T2347Z-121014T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
647 PM CDT SAT OCT 13 2012

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN YOUNG COUNTY IN NORTH CENTRAL TEXAS...

* UNTIL 730 PM CDT

* AT 646 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES   
SOUTHWEST OF OLNEY...MOVING EAST AT 50 MPH.  OLNEY IS IN THE DIRECT 
PATH OF THIS STORM...IF YOU ARE IN OLNEY...TAKE COVER IMMEDIATELY!

* THE TORNADO WILL BE NEAR...
  OLNEY AT 655 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO AN INTERIOR BATHROOM...CLOSET...OR HALLWAY ON THE LOWEST
FLOOR OF YOUR BUILDING. COVER YOURSELF WITH BLANKETS...PILLOWS...OR A
MATTRESS FOR PROTECTION.

&&

LAT...LON 3340 9884 3340 9842 3328 9842 3324 9889
      3340 9892
TIME...MOT...LOC 2346Z 255DEG 43KT 3332 9877

$$


CAVANAUGH
2 follow-up statements
991 
WWUS54 KFWD 140005
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
705 PM CDT SAT OCT 13 2012

TXC503-140030-
/O.CON.KFWD.TO.W.0024.000000T0000Z-121014T0030Z/
YOUNG TX-
705 PM CDT SAT OCT 13 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHEASTERN YOUNG COUNTY...

AT 705 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS
LOCATED 7 MILES EAST OF OLNEY...MOVING EAST AT 45 MPH.

THE TORNADO WILL BE NEAR...
  RURAL NORTHEASTERN YOUNG COUNTY AT 720 PM CDT

LAT...LON 3326 9877 3340 9879 3340 9842 3328 9842
TIME...MOT...LOC 0005Z 254DEG 38KT 3336 9859

$$
936 
WWUS54 KFWD 140014
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
714 PM CDT SAT OCT 13 2012

TXC503-140024-
/O.CAN.KFWD.TO.W.0024.000000T0000Z-121014T0030Z/
YOUNG TX-
714 PM CDT SAT OCT 13 2012

...THE TORNADO WARNING FOR NORTHEASTERN YOUNG COUNTY IS CANCELLED...

AT 714 PM CDT THE SEVERE THUNDERSTORM THAT PROMPTED THE TORNADO
WARNING WEAKENED AND WAS NO LONGER CAPABLE OF PRODUCING A TORNADO.
THE TORNADO WARNING WAS CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SATURDAY EVENING
FOR NORTH CENTRAL TEXAS.

LAT...LON 3326 9877 3340 9879 3340 9842 3328 9842
TIME...MOT...LOC 0014Z 254DEG 38KT 3339 9848

$$


CAVANAUGH

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 13, 3:09 PM CDTSpecial Weather StatementFWDYoung36 min
Oct 13, 3:57 PM CDTSpecial Weather StatementFWDYoung33 min
Oct 13, 4:37 PM CDTSevere Thunderstorm WarningFWDYoung38 min
Oct 13, 4:56 PM CDTSpecial Weather StatementFWDMilam34 min
Oct 13, 5:11 PM CDTSevere Thunderstorm WarningFWDJack, Young35 min
Oct 13, 5:51 PM CDTSevere Thunderstorm WarningFWDMontague54 min
Oct 13, 5:59 PM CDTSevere Thunderstorm WarningFWDYoung61 min
Oct 13, 6:20 PM CDTTornado WarningFWDMontague25 min
Oct 13, 6:25 PM CDTSpecial Weather StatementFWDFreestone35 min
Oct 13, 6:37 PM CDTSevere Thunderstorm WarningFWDCooke53 min
Oct 13, 6:54 PM CDTSevere Thunderstorm WarningFWDMontague38 min

Nearby

Tornado Warnings in Texas, 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; radar from the NEXRAD Level II archive.