Alert archive / Texas / Tornado Warnings in 2003

Tornado Warning 12, NWS Lubbock, TX

April 23, 2003Briscoe County, Hall County, Texas

NWS Lubbock, TX issued this tornado warning at Apr 23, 2003, 12:18 PM CDT for Briscoe County, Hall County, Texas. It was in force for 42 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 23, 2003, 12:18 PM CDT (17:18 UTC)
Expired
Apr 23, 2003, 1:00 PM CDT
In force
42 min
Issued by
NWS Lubbock, TX
Area
Counties, with a storm outline in the text

Counties Briscoe County, TX, Hall County, TX

The radar

The Amarillo radar (KAMA), 114 km from the middle of the area, began a volume at 17:18 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 12:00Z, 5.3 hours before the alert went out and 113 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 12:00Z on 2003-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 131 joules per kilogram.LCLLFCEL10008507005003002001001 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, Amarillo Airport, TX at 12:00Z on 2003-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 230 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
131 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
498 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
230 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.7

Open this sounding in Storm Lab

The text

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

037 
WFUS54 KLUB 231718
TORLBB
TXC045-191-231800-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
1217 PM CDT WED APR 23 2003

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

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

* UNTIL 100 PM CDT

* AT 1213 PM CDT...THE PUBLIC REPORTED A TORNADO 3 MILES 
  SOUTHEAST OF CAPROCK CANYON ST. PARK...OR ABOUT 3 MILES 
  NORTHEAST OF QUITAQUE...MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE...
  CAPROCK CANYON ST. PARK AND VALLEY SCHOOLS...
  TURKEY...

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 1 2 9 0.

LAT...LON 3442 10110 3433 10096 3435 10070 3464 10081

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 12:19 PM CDTSevere Thunderstorm WarningLUBMotley41 min
Apr 23, 12:27 PM CDTSevere Thunderstorm WarningLUBDickens48 min
Apr 23, 12:43 PM CDTSevere Thunderstorm WarningLUBCottle62 min
Apr 23, 1:01 PM CDTSevere Thunderstorm WarningLUBKing44 min
Apr 23, 1:11 PM CDTTornado WarningLUBCottle, King49 min
Apr 23, 1:34 PM CDTSevere Thunderstorm WarningLUBStonewall41 min
Apr 23, 2:02 PM CDTSevere Thunderstorm WarningLUBKing13 min

Nearby

Tornado Warnings in Texas, 2003Every tornado warning in 2003Tornadoes in 2003

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.