Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 1, NWS Norman, OK

February 22, 2000Wilbarger County, Texas

NWS Norman, OK issued this tornado warning at Feb 22, 2000, 3:48 PM CST for Wilbarger County, Texas. It was in force for 27 min. 2 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
Feb 22, 2000, 3:48 PM CST (21:48 UTC)
Expired
Feb 22, 2000, 4:15 PM CST
In force
27 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Wilbarger County, TX

What was reported inside it

TimeReportWhereRemark
Feb 22, 3:58 PM CSTHail 1Vernon, TXHail between the size of dimes and quarters fell on US 283 just north of Vernon for about 12 minutes.
Feb 22, 4:05 PM CSTHail 0.75Vernon, TX

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
Feb 22, 2:30 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.8 hours before the alert went out and 214 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, Norman, OK at 12:00Z on 2000-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 39 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, Norman, OK at 12:00Z on 2000-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 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
39 J/kg
Mixed-layer CIN
-444 J/kg
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
186 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.

000 
WFUS54 KOUN 222149
TOROKC
TXC487-222215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
348 PM CST TUE FEB 22 2000

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN WILBARGER COUNTY IN NORTHERN TEXAS

* UNTIL 415 PM CST

* AT 348 PM CST...A TORNADO WAS REPORTED 5 MILES WEST OF   
VERNON...MOVING EAST NORTHEAST AT 30 MPH.

* LOCATIONS IN THE WARNING INCLUDE VERNON

TAKE COVER NOW. ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS.

LAT...LON 3423 9953 3410 9937 3415 9918 3435 9939
ANDRA

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 22, 2:18 PM CSTSevere Thunderstorm WarningOUNFoard, Hardeman42 min
Feb 22, 2:55 PM CSTSevere Thunderstorm WarningOUNFoard, Hardeman35 min
Feb 22, 3:12 PM CSTSevere Thunderstorm WarningOUNKnox48 min
Feb 22, 3:25 PM CSTSevere Thunderstorm WarningOUNFoard, Hardeman, Wilbarger50 min
Feb 22, 4:13 PM CSTSevere Thunderstorm WarningOUNWilbarger47 min
Feb 22, 5:02 PM CSTSevere Thunderstorm WarningOUNWichita, Wilbarger43 min
Feb 22, 5:08 PM CSTTornado WarningOUNArcher, Wichita37 min
Feb 22, 5:42 PM CSTSevere Thunderstorm WarningOUNWichita38 min

Nearby

Tornado Warnings in Texas, 2000Every tornado warning in 2000Tornadoes in 2000

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.