Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 20, NWS San Angelo, TX

May 30, 2012Concho County, McCulloch County, Texas

NWS San Angelo, TX issued this tornado warning at May 30, 2012, 7:12 PM CDT for Concho County, McCulloch County, Texas. It was in force for 33 min. 4 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
May 30, 2012, 7:12 PM CDT (00:12 UTC)
Expired
May 30, 2012, 7:45 PM CDT
In force
33 min
Issued by
NWS San Angelo, TX
Area
Storm-based polygon

Counties Concho County, TX, McCulloch County, TX

The radar

The San Angelo radar (KSJT), 72 km from the middle of the area, began a volume at 00:15 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
May 30, 7:17 PM CDTHAIL 2.75Millersview, TX
May 30, 7:20 PM CDTTSTM WND DMGMillersview, TXSEVERAL ROAD SIGNS BLOWN OVER IN THE MILLERSVIEW AREA.
May 30, 7:20 PM CDTTORNADOMillersview, TXBRIEF TOUCHDOWN
May 30, 7:30 PM CDTHAIL 42 E Millersview, TXBROKEN SKYLIGHTS AND LIMBS 1-2 INCHES HEALTHY PECAN TREE.

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
May 30, 5:11 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.2 hours before the alert went out and 242 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, Midland Regional, TX at 00:00Z on 2012-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Midland Regional, TX at 00:00Z on 2012-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
6399 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
34 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.

346 
WFUS54 KSJT 310012
TORSJT
TXC095-307-310045-
/O.NEW.KSJT.TO.W.0020.120531T0012Z-120531T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
712 PM CDT WED MAY 30 2012

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL MCCULLOCH COUNTY IN WEST CENTRAL TEXAS...
  CENTRAL CONCHO COUNTY IN WEST CENTRAL TEXAS...

* UNTIL 745 PM CDT

* AT 706 PM CDT...A TORNADO WAS 4 MILES NORTHWEST OF MILLERSVIEW...OR
  8 MILES SOUTHEAST OF PAINT ROCK...MOVING SOUTHEAST AT 20 MPH. 
RESIDENTS IN THE PATH OF THIS TORNADO ARE URGED TO TAKE SHELTER 
IMMEDIATELY!

  IN ADDITION TO DANGEROUS TORNADIC WINDS...OTHER HAZARDS INCLUDE...
  LARGE DAMAGING HAIL UP TO GOLF BALL SIZE.
  POTENTIALLY DEADLY LIGHTNING.

* THE TORNADO IS EXPECTED TO BE NEAR...
  MILLERSVIEW BY 720 PM CDT...
  DOOLE BY 730 PM CDT...
  SALT GAP BY 745 PM CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT THURSDAY MORNING
FOR WEST CENTRAL TEXAS.

&&

LAT...LON 3116 9988 3147 9992 3154 9968 3152 9966
      3150 9968 3150 9965 3122 9949
TIME...MOT...LOC 0011Z 332DEG 18KT 3143 9979

$$
DANIELS
1 follow-up statement
584 
WWUS54 KSJT 310028
SVSSJT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
728 PM CDT WED MAY 30 2012

TXC095-307-310045-
/O.CON.KSJT.TO.W.0020.000000T0000Z-120531T0045Z/
MCCULLOCH TX-CONCHO TX-
728 PM CDT WED MAY 30 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR CENTRAL
CONCHO AND WEST CENTRAL MCCULLOCH COUNTIES...

AT 725 PM CDT... THE MOST DANGEROUS PART OF THE STORM WAS LOCATED
NEAR MILLERSVIEW...OR 14 MILES SOUTHEAST OF PAINT ROCK...MOVING 
SOUTHEAST AT 20 MPH. THIS STORM HAS A HISTORY OF PRODUCING A TORNADO 
AND RESIDENTS ARE URGED TO TAKE SHELTER!

  STORM HAZARDS INCLUDE...
  DANGEROUS TORNADIC WINDS.
  LARGE DAMAGING HAIL UP TO GOLF BALL SIZE.
  DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.

  WITH POSSIBLE STORM IMPACTS...
  DOWNED TREES AND TOPPLED SIGNS...
  BROKEN WINDOWS AND ROOF DAMAGE...
  VEHICLES...SHEDS...AND POORLY SECURED MOBILE HOMES TOPPLED
  DENTED VEHICLES...
  MODERATE ROOF DAMAGE...
  MAY BREAK WINDOWS ON VEHICLES AND HOMES...
  MAY INJURE PEOPLE...PETS...AND LIVESTOCK LEFT UNPROTECTED...
  SIGNIFICANT DAMAGE TO TREE LIMBS...
  SOME TREES MAY BE BLOWN DOWN...
  SHEDS TOPPLED...
  ROOF DAMAGE TO MANUFACTURED HOMES...
  EXTENSIVE POWER OUTAGES...
  AND DANGEROUS LIGHTNING.

THE TORNADO WILL BE NEAR...
  THE INTERSECTION OF US-87 AND RANCH ROAD 2134 AND SALT GAP BY 745
  PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT THURSDAY MORNING
FOR WEST CENTRAL TEXAS.

&&

LAT...LON 3116 9988 3147 9992 3154 9968 3152 9966
      3150 9968 3150 9965 3122 9949
TIME...MOT...LOC 0028Z 332DEG 18KT 3135 9974

$$
DANIELS

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 30, 7:40 PM CDTSevere Thunderstorm WarningSJTColeman, Concho, McCulloch, Menard50 min
May 30, 7:43 PM CDTTornado WarningSJTConcho, McCulloch32 min
May 30, 8:12 PM CDTTornado WarningSJTConcho, McCulloch, Menard33 min
May 30, 8:20 PM CDTSevere Thunderstorm WarningSJTThrockmorton40 min
May 30, 8:26 PM CDTSevere Thunderstorm WarningSJTHaskell49 min
May 30, 8:28 PM CDTSevere Thunderstorm WarningSJTConcho, McCulloch, Mason, Menard47 min
May 30, 8:44 PM CDTTornado WarningSJTMcCulloch, Mason, Menard31 min
May 30, 8:54 PM CDTSevere Thunderstorm WarningSJTThrockmorton36 min
May 30, 9:03 PM CDTSevere Thunderstorm WarningSJTHaskell42 min
May 30, 9:11 PM CDTSevere Thunderstorm WarningSJTKimble, McCulloch, Mason, Menard49 min
May 30, 9:22 PM CDTTornado WarningSJTMason23 min
May 30, 9:29 PM CDTSevere Thunderstorm WarningSJTHaskell, Shackelford, Throckmorton46 min
May 30, 9:56 PM CDTSevere Thunderstorm WarningSJTHaskell, Shackelford, Throckmorton37 min
May 30, 9:56 PM CDTSevere Thunderstorm WarningSJTMason49 min
May 30, 10:43 PM CDTSevere Thunderstorm WarningSJTMason17 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.