Alert archive / Oklahoma / Tornado Warnings in 2006

Tornado Warning 21, NWS Norman, OK

May 2, 2006Jackson County, Tillman County, Oklahoma; Wilbarger County, Texas

NWS Norman, OK issued this tornado warning at May 2, 2006, 7:31 PM CDT for Jackson County, Tillman County, Oklahoma; Wilbarger County, Texas. It was in force for 44 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
May 2, 2006, 7:31 PM CDT (00:31 UTC)
Expired
May 2, 2006, 8:15 PM CDT
In force
44 min
Issued by
NWS Norman, OK
Area
Counties, with a storm outline in the text

Counties Jackson County, OK, Tillman County, OK, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 26 km from the middle of the area, began a volume at 00:34 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 watch it was issued in

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

IssuedProductOfficeLasted
May 2, 2:39 PM CDTTornado WatchSPC8 hr
May 2, 5:42 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.5 hours before the alert went out and 194 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 00:00Z on 2006-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 188 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 00:00Z on 2006-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
188 J/kg
Mixed-layer CIN
-262 J/kg
Mixed-layer LCL
2004 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
130 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 030033 CCA
TOROUN
OKC065-141-TXC487-030115-
/O.NEW.KOUN.TO.W.0021.060503T0031Z-060503T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
731 PM CDT TUE MAY 2 2006

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  WILBARGER COUNTY IN NORTHERN TEXAS
  JACKSON COUNTY IN SOUTHWEST OKLAHOMA
  TILLMAN COUNTY IN SOUTHWEST OKLAHOMA

* UNTIL 815 PM CDT

* AT 731 PM CDT...A TORNADO WAS DETECTED BY DOPPLER RADAR 8 MILES
  NORTHWEST OF FARGO...MOVING EAST AT 15 MPH. ANOTHER TORNADO WAS 
  LOCATED 2 MILES WEST OF WHITE CITY...MOVING EAST AT 15 MPH.

* LOCATIONS IN THE WARNING INCLUDE FARGO...WHITE CITY...AND DOANS..

A TORNADO MAY FORM AT ANYTIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT OR STORM SHELTER.
OTHERWISE... MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR.
STAY AWAY FROM WINDOWS.

LAT...LON 3447 9938 3422 9938 3426 9908 3448 9908

$$

BURKE
1 follow-up statement
000 
WWUS54 KOUN 030043
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
742 PM CDT TUE MAY 2 2006

OKC065-141-TXC487-030115-
/O.CON.KOUN.TO.W.0021.000000T0000Z-060503T0115Z/
JACKSON OK-TILLMAN OK-WILBARGER TX-
742 PM CDT TUE MAY 2 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
WILBARGER...TILLMAN AND JACKSON COUNTIES...

AT 742 PM CDT...A TORNADO WAS DETECTED BY DOPPLER RADAR 6 MILES 
NORTHEAST OF FARGO...MOVING EAST AT 40 MPH. ANOTHER TORNADO WAS 
INDICATED 4 MILES NORTHEAST OF VERNON...MOVING EAST AT 40 MPH.

IN ADDITION TO THE THREAT OF A TORNADO...THIS VERY SEVERE STORM WILL 
PRODUCE INTENSE STRAIGHT LINE WIND DAMAGE...WITH WIND SPEEDS 
APPROACHING 90 MPH EAST OF FARGO...TOWARD HIGHWAY 183 FROM MANITOU 
TO ELLIOTT...INCLUDING FREDERICK. TAKE COVER IN A STURDY SHELTER 
AWAY FROM WINDOWS NOW

* THE TORNADO WILL BE NEAR...
  DAVIDSON AROUND 750 PM CDT...
  FREDERICK AROUND 755 PM CDT...

LAT...LON 3447 9938 3414 9936 3417 9895 3452 9896

$$

BURKE

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 7:31 PM CDTTornado WarningOUNJackson, Tillman44 min
May 2, 7:36 PM CDTSevere Thunderstorm WarningOUNKiowa39 min
May 2, 7:49 PM CDTSevere Thunderstorm WarningOUNCaddo41 min
May 2, 7:59 PM CDTSevere Thunderstorm WarningOUNWoods61 min
May 2, 8:03 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton, Tillman57 min
May 2, 8:41 PM CDTSevere Thunderstorm WarningOUNJefferson, Stephens64 min
May 2, 9:01 PM CDTSevere Thunderstorm WarningOUNCotton44 min
May 2, 9:02 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Woods33 min
May 2, 9:27 PM CDTSevere Thunderstorm WarningOUNCarter63 min
May 2, 9:45 PM CDTSevere Thunderstorm WarningOUNJefferson, Stephens30 min
May 2, 7:10 PM CDTSevere Thunderstorm WarningOUNHardeman35 min
May 2, 7:21 PM CDTSevere Thunderstorm WarningOUNWilbarger39 min
May 2, 7:24 PM CDTSevere Thunderstorm WarningOUNKnox66 min
May 2, 9:05 PM CDTSevere Thunderstorm WarningOUNArcher40 min
May 2, 10:01 PM CDTSevere Thunderstorm WarningOUNArcher44 min
May 2, 10:17 PM CDTSevere Thunderstorm WarningOUNClay43 min

Nearby

Tornado Warnings in Oklahoma, 2006Tornado Warnings in Texas, 2006Every tornado warning in 2006Tornadoes in 2006

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.