Alert archive / Texas / Tornado Warnings in 2016

Tornado Warning 4, NWS Lubbock, TX

April 29, 2016Lamb County, Texas

NWS Lubbock, TX issued this tornado warning at Apr 29, 2016, 6:54 AM CDT for Lamb County, Texas. It was in force for 21 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 29, 2016, 6:54 AM CDT (11:54 UTC)
Expired: Apr 29, 2016, 7:15 AM CDT
In force: 21 min
Issued by: NWS Lubbock, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.25 in

County Lamb County, TX

The radar

The Lubbock radar (KLBB), 57 km from the middle of the area, began a volume at 11:58 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.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 11.9 hours before the alert went out and 155 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: 699 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 1006 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 290 m²/s²
0-3 km storm-relative helicity: 462 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 12.4

Open this sounding in Storm Lab

The text

As transmitted.

565 
WFUS54 KLUB 291154
TORLUB
TXC279-291215-
/O.NEW.KLUB.TO.W.0004.160429T1154Z-160429T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
654 AM CDT FRI APR 29 2016

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN LAMB COUNTY IN NORTHWESTERN TEXAS...

* UNTIL 715 AM CDT
    
* AT 653 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED NEAR LITTLEFIELD...MOVING NORTHEAST AT 20 MPH.

  HAZARD...TORNADO AND HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO 
           ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS 
           WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS 
           LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  LITTLEFIELD AND AMHERST AROUND 700 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3409 10230 3387 10213 3382 10226 3383 10245
      3392 10253
TIME...MOT...LOC 1153Z 237DEG 18KT 3390 10239 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

07

1 follow-up statement

571 
WWUS54 KLUB 291206
SVSLUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
706 AM CDT FRI APR 29 2016

TXC279-291215-
/O.CON.KLUB.TO.W.0004.000000T0000Z-160429T1215Z/
LAMB TX-
706 AM CDT FRI APR 29 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 AM CDT FOR
SOUTHEASTERN LAMB COUNTY...
    
AT 705 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER LITTLEFIELD...MOVING NORTHEAST AT 25 MPH.

HAZARD...TORNADO AND HALF DOLLAR SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO 
         ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL 
         BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY. 

THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN LAMB COUNTY.

LAT...LON 3409 10230 3387 10213 3382 10226 3383 10245
      3397 10245
TIME...MOT...LOC 1205Z 232DEG 21KT 3396 10231 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

07

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 7:26 PM CDT	Severe Thunderstorm Warning	LUB	Cottle	49 min
Apr 28, 8:34 PM CDT	Special Weather Statement	LUB	Briscoe	26 min
Apr 29, 6:32 AM CDT	Special Weather Statement	LUB	Lamb	28 min
Apr 29, 6:42 AM CDT	Severe Thunderstorm Warning	LUB	Lamb	33 min
Apr 29, 7:17 AM CDT	Severe Thunderstorm Warning	LUB	Hale, Lamb	28 min
Apr 29, 7:28 AM CDT	Severe Thunderstorm Warning	LUB	Hale, Lamb	32 min

Nearby

Tornado Warnings in Texas, 2016 Every tornado warning in 2016 Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.