Alert archive / Texas / Tornado Warnings in 2021

Tornado Warning 8, NWS Norman, OK

April 23, 2021Foard County, Hardeman County, Wilbarger County, Texas

NWS Norman, OK issued this tornado warning at Apr 23, 2021, 6:18 PM CDT for Foard County, Hardeman County, Wilbarger County, Texas. It was in force for 42 min. 1 report 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
Apr 23, 2021, 6:18 PM CDT (23:18 UTC)
Expired
Apr 23, 2021, 7:00 PM CDT
In force
42 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Tornado
Observed
Damage threat
Considerable
Hail
1.75 in

Counties Foard County, TX, Hardeman County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 48 km from the middle of the area, began a volume at 23:18 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.

What was reported inside it

TimeReportWhereRemark
Apr 23, 6:34 PM CDTTORNADO2 E Lockett, TXCONTINUED UNTIL APPROXIMATELY 642 PM CDT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 23, 3:14 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.3 hours before the alert went out and 221 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 2021-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 284 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
751 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
284 m²/s²
0-3 km storm-relative helicity
202 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

459 
WFUS54 KOUN 232318
TOROUN
TXC155-197-487-240000-
/O.NEW.KOUN.TO.W.0008.210423T2318Z-210424T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Norman OK
618 PM CDT Fri Apr 23 2021

The National Weather Service in Norman has issued a

* Tornado Warning for...
  Northeastern Foard County in northern Texas...
  West central Wilbarger County in northern Texas...
  Southeastern Hardeman County in northern Texas...

* Until 700 PM CDT.

* At 618 PM CDT, a confirmed large and extremely dangerous tornado
  was located 5 miles west of Lockett, moving east at 25 mph.

  This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

  HAZARD...Damaging tornado.

  SOURCE...Weather spotters confirmed tornado.

  IMPACT...You are in a life-threatening situation. Flying debris 
           may be deadly to those caught without shelter. Mobile 
           homes will be destroyed. Considerable damage to homes, 
           businesses, and vehicles is likely and complete 
           destruction is possible.

* Locations impacted include...
  Vernon, Lockett and Rayland. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, an extremely dangerous and potentially deadly tornado is
on the ground. To protect your life, TAKE COVER NOW! Move to a storm
shelter, safe room or an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 3404 9955 3424 9955 3425 9920 3402 9920
TIME...MOT...LOC 2318Z 270DEG 23KT 3415 9946 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$

Ware
2 follow-up statements
729 
WWUS54 KOUN 232329
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
629 PM CDT Fri Apr 23 2021

TXC155-197-232339-
/O.CAN.KOUN.TO.W.0008.000000T0000Z-210424T0000Z/
Foard TX-Hardeman TX-
629 PM CDT Fri Apr 23 2021

...THE TORNADO WARNING FOR NORTHEASTERN FOARD AND SOUTHEASTERN
HARDEMAN COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3405 9944 3419 9945 3425 9920 3402 9920
TIME...MOT...LOC 2329Z 270DEG 23KT 3415 9937 

$$

TXC487-240000-
/O.CON.KOUN.TO.W.0008.000000T0000Z-210424T0000Z/
Wilbarger TX-
629 PM CDT Fri Apr 23 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL WILBARGER COUNTY...
    
At 629 PM CDT, a confirmed tornado was located near Lockett, moving 
east at 25 mph.

HAZARD...Damaging tornado and golf ball size hail.

SOURCE...Weather spotters confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Vernon and Lockett. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
storm shelter, safe room, or an interior room on the lowest floor of
a sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 3405 9944 3419 9945 3425 9920 3402 9920
TIME...MOT...LOC 2329Z 270DEG 23KT 3415 9937 

TORNADO...OBSERVED
HAIL...1.75IN

$$

Ware
670 
WWUS54 KOUN 232336
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
636 PM CDT Fri Apr 23 2021

TXC487-240000-
/O.CON.KOUN.TO.W.0008.000000T0000Z-210424T0000Z/
Wilbarger TX-
636 PM CDT Fri Apr 23 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR WEST
CENTRAL WILBARGER COUNTY...
    
At 636 PM CDT, a confirmed tornado was located 3 miles east of 
Lockett, moving east at 25 mph.

HAZARD...Damaging tornado and golf ball size hail.

SOURCE...Weather spotters confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Vernon and Lockett. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
storm shelter, safe room, or an interior room on the lowest floor of
a sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 3404 9937 3420 9939 3425 9920 3402 9920
TIME...MOT...LOC 2336Z 270DEG 23KT 3415 9931 

TORNADO...OBSERVED
HAIL...1.75IN

$$

Ware

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 1:58 PM CDTSpecial Weather StatementOUNClay47 min
Apr 23, 4:44 PM CDTSevere Thunderstorm WarningOUNFoard, Hardeman46 min
Apr 23, 4:52 PM CDTSpecial Weather StatementOUNFoard38 min
Apr 23, 5:17 PM CDTSevere Thunderstorm WarningOUNFoard, Knox43 min
Apr 23, 5:23 PM CDTSevere Thunderstorm WarningOUNBaylor, Knox52 min
Apr 23, 5:28 PM CDTSevere Thunderstorm WarningOUNFoard, Hardeman47 min
Apr 23, 5:40 PM CDTTornado WarningOUNFoard, Hardeman39 min
Apr 23, 5:52 PM CDTSevere Thunderstorm WarningOUNBaylor, Foard, Wilbarger38 min
Apr 23, 5:59 PM CDTTornado Warning Tornado observedOUNFoard, Hardeman, Wilbarger46 min
Apr 23, 6:08 PM CDTSevere Thunderstorm WarningOUNArcher, Baylor, Wichita52 min
Apr 23, 6:43 PM CDTTornado Warning Tornado observedOUNWilbarger32 min
Apr 23, 6:57 PM CDTSevere Thunderstorm WarningOUNArcher, Wichita19 min

Nearby

Tornado Warnings in Texas, 2021Every tornado warning in 2021Tornadoes in 2021

Sources

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