Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 92, NWS Lubbock, TX

June 4, 2002Floyd County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jun 4, 2002, 4:01 PM CDT for Floyd County, Texas. It was in force for 44 min. 8 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
Jun 4, 2002, 4:01 PM CDT (21:01 UTC)
Expired
Jun 4, 2002, 4:45 PM CDT
In force
44 min
Issued by
NWS Lubbock, TX
Area
Counties, with a storm outline in the text

County Floyd County, TX

The radar

The Lubbock radar (KLBB), 59 km from the middle of the area, began a volume at 21:03 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
Jun 4, 4:10 PM CDTHail 1.75Barwise, TXThe Floyd County Sheriff's office reported golfball size hail. A few hundred acres of cotton were destroyed.
Jun 4, 4:10 PM CDTThunderstorm WindSandhill, TXEight power poles were snapped by strong thunderstorm winds.
Jun 4, 4:12 PM CDTThunderstorm WindBarwise, TXStrong thunderstorm winds destroyed a large feeder house.
Jun 4, 4:15 PM CDTHail 1.75Muncy, TXThe public reported golfball size hail.
Jun 4, 4:24 PM CDTHail 1.75Floydada, TXThe Floyd County Sheriff's office reported golfball size hail. The hail damaged automobiles and the roofs of homes.
Jun 4, 4:24 PM CDTThunderstorm Wind 57 EFloydada, TXSpotters affiliated with the Floyd County Sheriff's office estimated 60 to 70 mph winds in town. The wind damaged the roofs of several homes and businesses, destroyed several center pivot irrigation systems, snapped at least 56 power poles and blew down trees
Jun 4, 4:30 PM CDTThunderstorm Wind 68 MFloydada, TXThe West Texas Mesonet station northeast of town measured 78 mph thunderstorm wind gusts.
Jun 4, 4:45 PM CDTHail 1.75Floydada, TXGolfball size hail was reported in Cedar Hill.

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
Jun 4, 2:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.0 hours before the alert went out and 132 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 2002-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4073 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2002-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
4073 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
958 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

449 
WUUS54 KLUB 042101
SVRLBB
TXC153-042145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
400 PM CDT TUE JUN 4 2002

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FLOYD COUNTY IN NORTHWEST TEXAS

* UNTIL 445 PM CDT

* AT 358 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING HAIL UP TO THE SIZE OF
  GOLFBALLS 10 MILES SOUTHWEST OF FLOYDADA...MOVING NORTHEAST AT 20
  MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE...
  BARWISE...
  FLOYDADA...
  LOCKNEY...


A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 7 4 5 1 2 9 0.

LAT...LON 3416 10156 3383 10155 3386 10113 3431 10121

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 4, 12:10 PM CDTSevere Thunderstorm WarningLUBHall50 min
Jun 4, 12:58 PM CDTSevere Thunderstorm WarningLUBChildress, Hall47 min
Jun 4, 1:26 PM CDTSevere Thunderstorm WarningLUBKing49 min
Jun 4, 1:48 PM CDTSevere Thunderstorm WarningLUBChildress42 min
Jun 4, 1:58 PM CDTSevere Thunderstorm WarningLUBCottle47 min
Jun 4, 2:06 PM CDTSevere Thunderstorm WarningLUBBailey54 min
Jun 4, 2:26 PM CDTSevere Thunderstorm WarningLUBHockley, Lubbock49 min
Jun 4, 2:40 PM CDTSevere Thunderstorm WarningLUBHale50 min
Jun 4, 2:47 PM CDTSevere Thunderstorm WarningLUBCottle, Motley43 min
Jun 4, 3:07 PM CDTTornado WarningLUBLubbock23 min
Jun 4, 3:30 PM CDTSevere Thunderstorm WarningLUBLubbock45 min
Jun 4, 3:30 PM CDTSevere Thunderstorm WarningLUBHale60 min
Jun 4, 4:15 PM CDTSevere Thunderstorm WarningLUBLubbock45 min
Jun 4, 4:44 PM CDTSevere Thunderstorm WarningLUBFloyd, Motley46 min
Jun 4, 4:57 PM CDTFlash Flood WarningLUBHale, Lubbock2 hr
Jun 4, 4:57 PM CDTSevere Thunderstorm WarningLUBHale, Lubbock48 min
Jun 4, 5:06 PM CDTTornado WarningLUBMotley24 min
Jun 4, 5:27 PM CDTSevere Thunderstorm WarningLUBCottle, Motley48 min
Jun 4, 5:40 PM CDTSevere Thunderstorm WarningLUBFloyd65 min
Jun 4, 5:45 PM CDTSevere Thunderstorm WarningLUBHale30 min
Jun 4, 6:12 PM CDTSevere Thunderstorm WarningLUBChildress, Cottle33 min
Jun 4, 6:28 PM CDTSevere Thunderstorm WarningLUBStonewall47 min
Jun 4, 6:34 PM CDTSevere Thunderstorm WarningLUBMotley41 min
Jun 4, 6:48 PM CDTSevere Thunderstorm WarningLUBHockley42 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002

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.