Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 21, NWS San Angelo, TX

May 30, 2012Concho County, McCulloch County, Texas

NWS San Angelo, TX issued this tornado warning at May 30, 2012, 7:43 PM CDT for Concho County, McCulloch County, Texas. It was in force for 32 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: May 30, 2012, 7:43 PM CDT (00:43 UTC)
Expired: May 30, 2012, 8:15 PM CDT
In force: 32 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), 86 km from the middle of the area, began a volume at 00:43 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
May 30, 8:05 PM CDT	HAIL 1.75	Melvin, TX	WALL CLOUD OBSERVED IN ADDITION TO GOLF BALL SIZE HAIL

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
May 30, 5:11 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 0.7 hours before the alert went out and 231 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: 2015 J/kg
Mixed-layer CIN: -184 J/kg
Mixed-layer LCL: 2271 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.9

Open this sounding in Storm Lab

The text

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

555 
WFUS54 KSJT 310043
TORSJT
TXC095-307-310115-
/O.NEW.KSJT.TO.W.0021.120531T0043Z-120531T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
743 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...
  SOUTHEASTERN CONCHO COUNTY IN WEST CENTRAL TEXAS...

* UNTIL 815 PM CDT

* AT 739 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS 6 MILES WEST OF SALT GAP...OR 19 MILES SOUTHEAST OF   
PAINT ROCK...MOVING SOUTHEAST AT 25 MPH. THIS STORM HAS A HISTORY OF 
PRODUCING A TORNADO AND RESIDENTS IN THE PATH OF THIS STORM ARE 
URGED TO TAKE SHELTER IMMEDIATELY!

  IN ADDITION TO DANGEROUS TORNADIC WINDS...OTHER HAZARDS INCLUDE...
  LARGE DAMAGING HAIL UP TO SOFTBALL SIZE.
  DAMAGING STRAIGHT LINE WINDS IN EXCESS OF 60 MPH.
  POTENTIALLY DEADLY LIGHTNING.

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

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 3109 9960 3109 9973 3132 9979 3136 9963
      3114 9942 3108 9960
TIME...MOT...LOC 0043Z 333DEG 23KT 3128 9969

$$
DANIELS

2 follow-up statements

292 
WWUS54 KSJT 310102
SVSSJT

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

TXC095-307-310115-
/O.CON.KSJT.TO.W.0021.000000T0000Z-120531T0115Z/
MCCULLOCH TX-CONCHO TX-
802 PM CDT WED MAY 30 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHEASTERN CONCHO AND WEST CENTRAL MCCULLOCH COUNTIES...

AT 757 PM CDT... STRONG ROTATION CONTINUES WITH THIS STORM. A TORNADO
MAY DEVELOP AT ANY TIME! RESIDENTS SHOULD TAKE COVER NOW! TRAINED 
SPOTTERS REPORTED A ROTATING WALL CLOUD 7 MILES EAST NORTH EAST OF 
EDEN.

  STORM HAZARDS INCLUDE...
  DANGEROUS TORNADIC WINDS.
  LARGE DAMAGING HAIL UP TO SOFTBALL SIZE.
  DAMAGING WINDS IN EXCESS OF 60 MPH.

  WITH POSSIBLE STORM IMPACTS...
  OVERTURNED VEHICLES...
  DAMAGE TO TREES...SOME MAY BE UPROOTED...
  DAMAGE TO HOMES...MAY DESTROY MANUFACTURED HOMES...
  CATASTROPHIC VEHICLE DAMAGE...
  CATASTROPHIC ROOF DAMAGE...
  SHATTERED WINDOWS ON VEHICLES AND HOMES...
  POTENTIALLY DEADLY TO PEOPLE...PETS...AND LIVESTOCK LEFT
 UNPROTECTED...
  DAMAGE TO TREE LIMBS...
  LIGHT OBJECTS BLOWN AROUND...
  AND DANGEROUS LIGHTNING.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN CONCHO AND WESTERN MCCULLOCH COUNTIES.

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 3109 9960 3109 9973 3132 9979 3136 9963
      3114 9942 3108 9960
TIME...MOT...LOC 0102Z 333DEG 23KT 3117 9962

$$
DANIELS

651 
WWUS54 KSJT 310106
SVSSJT

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

TXC095-307-310115-
/O.CON.KSJT.TO.W.0021.000000T0000Z-120531T0115Z/
MCCULLOCH TX-CONCHO TX-
806 PM CDT WED MAY 30 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHEASTERN CONCHO AND WEST CENTRAL MCCULLOCH COUNTIES...

AT 802 PM CDT... TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD! 
THIS FUNNEL CLOUD WAS LOCATED NEAR MELVIN...OR 17 MILES WEST OF 
BRADY...MOVING SOUTHEAST AT 25 MPH.

  STORM HAZARDS INCLUDE...
  DANGEROUS TORNADIC WINDS.
  LARGE DAMAGING HAIL UP TO SOFTBALL SIZE.
  DAMAGING WINDS IN EXCESS OF 60 MPH.

  WITH POSSIBLE STORM IMPACTS...
  OVERTURNED VEHICLES...
  DAMAGE TO TREES...SOME MAY BE UPROOTED...
  DAMAGE TO HOMES...MAY DESTROY MANUFACTURED HOMES...
  CATASTROPHIC VEHICLE DAMAGE...
  CATASTROPHIC ROOF DAMAGE...
  SHATTERED WINDOWS ON VEHICLES AND HOMES...
  POTENTIALLY DEADLY TO PEOPLE...PETS...AND LIVESTOCK LEFT
 UNPROTECTED...
  DAMAGE TO TREE LIMBS...
  LIGHT OBJECTS BLOWN AROUND...
  AND DANGEROUS LIGHTNING.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN CONCHO AND WESTERN MCCULLOCH COUNTIES.

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 3109 9960 3109 9973 3132 9979 3136 9963
      3114 9942 3108 9960
TIME...MOT...LOC 0107Z 333DEG 23KT 3114 9960

$$
DANIELS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 7:12 PM CDT	Tornado Warning	SJT	Concho, McCulloch	33 min
May 30, 7:40 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Concho, McCulloch, Menard	50 min
May 30, 8:12 PM CDT	Tornado Warning	SJT	Concho, McCulloch, Menard	33 min
May 30, 8:20 PM CDT	Severe Thunderstorm Warning	SJT	Throckmorton	40 min
May 30, 8:26 PM CDT	Severe Thunderstorm Warning	SJT	Haskell	49 min
May 30, 8:28 PM CDT	Severe Thunderstorm Warning	SJT	Concho, McCulloch, Mason, Menard	47 min
May 30, 8:44 PM CDT	Tornado Warning	SJT	McCulloch, Mason, Menard	31 min
May 30, 8:54 PM CDT	Severe Thunderstorm Warning	SJT	Throckmorton	36 min
May 30, 9:03 PM CDT	Severe Thunderstorm Warning	SJT	Haskell	42 min
May 30, 9:11 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, McCulloch, Mason, Menard	49 min
May 30, 9:22 PM CDT	Tornado Warning	SJT	Mason	23 min
May 30, 9:29 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Shackelford, Throckmorton	46 min
May 30, 9:56 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Shackelford, Throckmorton	37 min
May 30, 9:56 PM CDT	Severe Thunderstorm Warning	SJT	Mason	49 min
May 30, 10:43 PM CDT	Severe Thunderstorm Warning	SJT	Mason	17 min

Nearby

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