Alert archive / Oklahoma / Tornado Warnings in 2021

Tornado Warning 24, NWS Amarillo, TX

May 29, 2021Cimarron County, Oklahoma

NWS Amarillo, TX issued this tornado warning at May 29, 2021, 9:05 PM CDT for Cimarron County, Oklahoma. It was in force for 55 min. 7 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
May 29, 2021, 9:05 PM CDT (02:05 UTC)
Expired
May 29, 2021, 10:00 PM CDT
In force
55 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon
Tornado
Observed
Hail
4.5 in

County Cimarron County, OK

The radar

The Amarillo radar (KAMA), 204 km from the middle of the area, began a volume at 02:08 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
May 29, 9:05 PM CDTHAIL 2.754 N Black Mesa Park, OK
May 29, 9:26 PM CDTHAIL 2.55 Ne Black Mesa Park, OKREPORT RECEIVED AT 9:40 PM. TIME ESTIMATED BASED ON RADAR.
May 29, 9:42 PM CDTHAIL 2.56 N Kenton, OKLATE REPORT RECEIVED VIA SOCIAL MEDIA WITH PICTURE AT 9:25 PM.
May 29, 9:47 PM CDTTORNADO7 E Black Mesa Park, OKCORRECTS PREVIOUS TORNADO REPORT FROM 7 E BLACK MESA PARK. MULTIPLE REPORTS OF LARGE TORNADO ON THE GROUND. TORNADO WAS REPORTED AS OF 9:47 PM AND ENDED AT 10:02 PM.
May 29, 9:47 PM CDTTORNADO7 E Black Mesa Park, OKMULTIPLE REPORTS OF LARGE TORNADO ON THE GROUND. TORNADO WAS REPORTED AS OF 9:47 PM AND CONTINUES AS OF REPORT.
May 29, 10:08 PM CDTTORNADO12 Nw Boise City, OKANOTHER LARGE TORNADO HAS TOUCHED DOWN DAMAGE AT 10:08 PM. POWER FLASHES WERE NOTED WITH THIS TORNADO. TORNADO ONGOING AT TIME OF REPORT.
May 29, 10:08 PM CDTTORNADO12 Nw Boise City, OKCORRECTS PREVIOUS TORNADO REPORT FROM 12 NW BOISE CITY. CORRECTS PREVIOUS TORNADO REPORT FROM 12 NW BOISE CITY. ANOTHER LARGE TORNADO HAS TOUCHED DOWN DAMAGE AT 10:08 PM. POWER FLASHES WERE NOTED WITH THIS TORNADO. TORNADO LIFTED AT 10:31 PM.

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
May 29, 7:28 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 2.1 hours before the alert went out and 205 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 00:00Z on 2021-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 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 00:00Z on 2021-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
70 J/kg
Mixed-layer CIN
-344 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

947 
WFUS54 KAMA 300205
TORAMA
OKC025-300300-
/O.NEW.KAMA.TO.W.0024.210530T0205Z-210530T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Amarillo TX
905 PM CDT Sat May 29 2021

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Northwestern Cimarron County in the Panhandle of Oklahoma...

* Until 1000 PM CDT.

* At 904 PM CDT, a confirmed tornado was located 6 miles east of 
  Kenton, moving southeast at 15 mph.

  HAZARD...Damaging tornado and grapefruit size hail.

  SOURCE...Weather spotters confirmed tornado 6 miles east of Kenton.

  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...
  Black Mesa Park and Kenton. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3699 10244 3665 10262 3683 10297 3700 10298
TIME...MOT...LOC 0204Z 294DEG 12KT 3691 10285 

TORNADO...OBSERVED
HAIL...4.50IN

$$

Bieda
2 follow-up statements
075 
WWUS54 KAMA 300215
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
915 PM CDT Sat May 29 2021

OKC025-300300-
/O.CON.KAMA.TO.W.0024.000000T0000Z-210530T0300Z/
Cimarron OK-
915 PM CDT Sat May 29 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN CIMARRON COUNTY...
        
At 914 PM CDT, a severe thunderstorm capable of producing a tornado 
was located 20 miles northwest of Boise City, moving southeast at 15 
mph.

HAZARD...Tornado and grapefruit size hail.

SOURCE...Live chaser video was showing a funnel cloud.

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...
Black Mesa Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3699 10244 3665 10262 3684 10296 3700 10296
TIME...MOT...LOC 0214Z 294DEG 12KT 3690 10281 

TORNADO...RADAR INDICATED
HAIL...4.50IN

$$

Bieda
318 
WWUS54 KAMA 300232
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
932 PM CDT Sat May 29 2021

OKC025-300300-
/O.CON.KAMA.TO.W.0024.000000T0000Z-210530T0300Z/
Cimarron OK-
932 PM CDT Sat May 29 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN CIMARRON COUNTY...
        
At 931 PM CDT, a severe thunderstorm capable of producing a tornado 
was located 16 miles northwest of Boise City, moving southeast at 15 
mph.

HAZARD...Tornado and baseball size hail.

SOURCE...Weather spotters reported a rotating wall cloud.

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...
Black Mesa Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3699 10244 3665 10262 3684 10296 3700 10296
TIME...MOT...LOC 0231Z 294DEG 12KT 3688 10275 

TORNADO...RADAR INDICATED
HAIL...2.75IN

$$

Bieda

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 7:45 PM CDTTornado Warning Tornado observedConsiderable damage threatAMACimarron45 min
May 29, 8:27 PM CDTTornado WarningAMACimarron48 min
May 29, 9:51 PM CDTTornado Warning Tornado observedConsiderable damage threatAMACimarron54 min
May 29, 10:41 PM CDTSevere Thunderstorm WarningAMACimarron64 min
May 29, 11:48 PM CDTSpecial Weather StatementAMACimarron27 min
May 30, 12:04 AM CDTSpecial Weather StatementAMACimarron56 min
May 30, 1:03 PM CDTSpecial Weather StatementAMABeaver42 min
May 30, 1:19 PM CDTSevere Thunderstorm WarningAMABeaver26 min
May 30, 2:27 PM CDTFlood WatchAMABeaver, Cimarron, Texas17 hr
May 30, 3:35 PM CDTSpecial Weather StatementAMACimarron25 min
May 30, 4:35 PM CDTTornado Warning Tornado observedAMACimarron40 min
May 30, 5:08 PM CDTTornado Warning Tornado observedAMACimarron28 min
May 30, 5:14 PM CDTSevere Thunderstorm WarningAMACimarron61 min
May 30, 5:35 PM CDTSevere Thunderstorm WarningAMACimarron55 min
May 30, 5:39 PM CDTTornado Warning Tornado observedAMACimarron51 min
May 30, 5:49 PM CDTTornado WarningAMACimarron41 min
May 30, 6:14 PM CDTTornado Warning Tornado observedAMACimarron46 min
May 30, 6:26 PM CDTTornado WarningAMACimarron21 min
May 30, 6:46 PM CDTAreal Flood AdvisoryAMACimarron4 hr
May 30, 6:54 PM CDTTornado WarningAMACimarron51 min
May 30, 6:58 PM CDTTornado WarningAMACimarron47 min

Nearby

Tornado Warnings in Oklahoma, 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.