Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 6, NWS Lubbock, TX

May 30, 2012Childress County, Hall County, Texas

NWS Lubbock, TX issued this tornado warning at May 30, 2012, 4:23 PM CDT for Childress County, Hall County, Texas. It was in force for 37 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: May 30, 2012, 4:23 PM CDT (21:23 UTC)
Expired: May 30, 2012, 5:00 PM CDT
In force: 37 min
Issued by: NWS Lubbock, TX
Area: Storm-based polygon

Counties Childress County, TX, Hall County, TX

The radar

The Amarillo radar (KAMA), 131 km from the middle of the area, began a volume at 21:25 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, 4:36 PM CDT	HAIL 2	5 Nnw Estelline, TX	HEN EGG SIZE HAIL FROM STORMCHASER
May 30, 4:36 PM CDT	HAIL 3	5 Nnw Estelline, TX

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, 3:38 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.4 hours before the alert went out and 130 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: 1219 J/kg
Mixed-layer CIN: -331 J/kg
Mixed-layer LCL: 2065 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 256 m²/s²
0-3 km storm-relative helicity: 299 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

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

879 
WFUS54 KLUB 302123
TORLUB
TXC075-191-302200-
/O.NEW.KLUB.TO.W.0006.120530T2123Z-120530T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
423 PM CDT WED MAY 30 2012

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN HALL COUNTY IN THE PANHANDLE OF TEXAS.
  WESTERN CHILDRESS COUNTY IN THE PANHANDLE OF TEXAS.

* UNTIL 500 PM CDT

* AT 421 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE MOST
  DANGEROUS PART OF THIS STORM WAS LOCATED NEAR PLASKA COMMUNITY...OR
  ABOUT 8 MILES SOUTH OF MEMPHIS...MOVING EAST AT 10 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE PLASKA COMMUNITY
  AND ESTELLINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8067451290.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT WEDNESDAY EVENING
FOR THE PANHANDLE AND NORTHWEST TEXAS.

&&

LAT...LON 3463 10034 3442 10046 3456 10073 3466 10068
TIME...MOT...LOC 2123Z 291DEG 10KT 3461 10057

$$

MEADOWS

1 follow-up statement

724 
WWUS54 KLUB 302138
SVSLUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
438 PM CDT WED MAY 30 2012

TXC075-191-302200-
/O.CON.KLUB.TO.W.0006.000000T0000Z-120530T2200Z/
HALL TX-CHILDRESS TX-
438 PM CDT WED MAY 30 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL CHILDRESS AND
EAST CENTRAL HALL COUNTIES UNTIL 500 PM CDT...

AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED 9 MILES SOUTH OF MEMPHIS...MOVING
EAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
  ESTELLINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
IN LUBBOCK AT 8067451290.

&&

LAT...LON 3453 10067 3465 10063 3463 10034 3442 10046
TIME...MOT...LOC 2138Z 291DEG 10KT 3460 10052

$$

MEADOWS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 3:47 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Hall	28 min
May 30, 3:51 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Cottle, Hall, Motley	54 min
May 30, 4:12 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Hall	63 min
May 30, 4:54 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Hall	66 min
May 30, 4:56 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Cottle	64 min
May 30, 5:24 PM CDT	Severe Thunderstorm Warning	LUB	Cottle, Hall, Motley	29 min
May 30, 5:35 PM CDT	Tornado Warning	LUB	Childress, Cottle, Hall	25 min
May 30, 5:50 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Cottle, Hall	25 min
May 30, 5:51 PM CDT	Tornado Warning	LUB	Cottle, King	24 min
May 30, 6:10 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Cottle	65 min
May 30, 6:42 PM CDT	Severe Thunderstorm Warning	LUB	Childress, Cottle, Hall, Motley	33 min
May 30, 6:58 PM CDT	Tornado Warning	LUB	Cottle, Motley	32 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.