Alert archive / Texas / Tornado Warnings in 2001

Tornado Warning 9, NWS Lubbock, TX

May 29, 2001Briscoe County, Swisher County, Texas

NWS Lubbock, TX issued this tornado warning at May 29, 2001, 7:04 PM CDT for Briscoe County, Swisher County, Texas. It was in force for 41 min. 7 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
May 29, 2001, 7:04 PM CDT (00:04 UTC)
Expired
May 29, 2001, 7:45 PM CDT
In force
41 min
Issued by
NWS Lubbock, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Briscoe County, TX, Swisher County, TX

The radar

The Amarillo radar (KAMA), 85 km from the middle of the area, began a volume at 00:04 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 29, 7:05 PM CDTHail 3Silverton, TXStorm spotters reported that hail tennis ball size and larger broke windows.
May 29, 7:07 PM CDTTornado F0Silverton, TXOff-duty NWS meteorologists and several other storm chasers reported a tornado over open country.
May 29, 7:08 PM CDTThunderstorm Wind 60 MSilverton, TXA storm chaser measured 70 mph wind gusts.
May 29, 7:10 PM CDTHail 2Silverton, TXAn amateur radio storm spotter reported two inch diameter hail.
May 29, 7:15 PM CDTHail 1.75Silverton, TXStorm spotters reported golfball size hail.
May 29, 7:19 PM CDTHail 1.75Silverton, TXStorm spotters reported golfball size hail.
May 29, 7:48 PM CDTTornado F1Quitaque, TXAmateur radio storm spotters reported a tornado northeast of town. The tornado damaged a house, uprooted trees, and destroyed a barn.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 29, 3:30 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.1 hours before the alert went out and 84 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, Amarillo Airport, TX at 00:00Z on 2001-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2215 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2001-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.19395878Sfc1 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
2215 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
279 m²/s²
Significant tornado parameter
1.9
Supercell composite
17.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLUB 300005
TORLBB
TXC045-437-300045-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
704 PM CDT TUE MAY 29 2001

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN SWISHER COUNTY IN THE PANHANDLE OF TEXAS
  BRISCOE COUNTY IN THE PANHANDLE OF TEXAS

* UNTIL 745 PM CDT

* AT 703 PM CDT...STORM SPOTTERS REPORTED A TORNADO 5 MILES          
  NORTHEAST OF CLAYTONVILLE OR ABOUT 17 MILES WEST-SOUTHWEST         
  OF SILVERTON...MOVING EAST AT 20 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE...
  MACKENZIE RESERVOIR...
  SILVERTON...
  CAPROCK CANYON ST. PARK AND QUITAQUE...

IN ADDITION TO THE THREAT OF A TORNADO...LARGE HAIL AND DAMAGING
WINDS CAN BE EXPECTED WITH THIS STORM. GO TO A SAFE PLACE NOW

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 7 4 5 4 2 6 0.

LAT...LON 3459 10163 3439 10155 3436 10100 3469 10105

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 7:05 PM CDTSevere Thunderstorm WarningLUBCrosby, Dickens55 min
May 29, 7:18 PM CDTSevere Thunderstorm WarningLUBMotley42 min
May 29, 7:44 PM CDTTornado WarningLUBBriscoe, Hall61 min
May 29, 8:36 PM CDTTornado WarningLUBChildress54 min
May 29, 8:45 PM CDTSevere Thunderstorm WarningLUBHall15 min
May 29, 9:11 PM CDTTornado WarningLUBCottle34 min
May 29, 9:33 PM CDTSevere Thunderstorm WarningLUBChildress12 min
May 29, 9:45 PM CDTTornado WarningLUBCottle15 min
May 29, 9:48 PM CDTSevere Thunderstorm WarningLUBChildress12 min
May 30, 6:28 PM CDTSevere Thunderstorm WarningLUBStonewall62 min

Nearby

Tornado Warnings in Texas, 2001Every tornado warning in 2001Tornadoes in 2001

Sources

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