Alert archive / Oklahoma / Tornado Warnings in 2022

Tornado Warning 13, NWS Tulsa, OK

April 11, 2022Choctaw County, Pushmataha County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 11, 2022, 8:28 PM CDT for Choctaw County, Pushmataha County, Oklahoma. It was in force for 26 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
Apr 11, 2022, 8:28 PM CDT (01:28 UTC)
Expired
Apr 11, 2022, 8:54 PM CDT
In force
26 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

Counties Choctaw County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 167 km from the middle of the area, began a volume at 01:27 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
Dec 31, 10:35 PM CSTSevere Thunderstorm WatchSPC353 days
Apr 11, 3:31 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.5 hours before the alert went out and 197 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 2022-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 125 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 2022-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 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
125 J/kg
Mixed-layer CIN
-216 J/kg
Mixed-layer LCL
1157 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

059 
WFUS54 KTSA 120128
TORTSA
OKC023-127-120215-
/O.NEW.KTSA.TO.W.0013.220412T0128Z-220412T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
828 PM CDT Mon Apr 11 2022

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Southwestern Pushmataha County in southeastern Oklahoma...
  North central Choctaw County in southeastern Oklahoma...

* Until 915 PM CDT.
    
* At 826 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 5 miles west of Antlers, moving east at 15 mph.

  HAZARD...Tornado and golf ball size hail.

  SOURCE...Radar indicated rotation.

  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 in or near the path include...
  Antlers...                        Rattan...
  Kellond...                        Darwin...
  Speer...                          Dela...

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 3417 9578 3432 9578 3430 9538 3408 9543
TIME...MOT...LOC 0126Z 274DEG 12KT 3423 9573 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN

$$
2 follow-up statements
229 
WWUS54 KTSA 120146
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
846 PM CDT Mon Apr 11 2022

OKC023-120155-
/O.CAN.KTSA.TO.W.0013.000000T0000Z-220412T0215Z/
Choctaw OK-
846 PM CDT Mon Apr 11 2022

...THE TORNADO WARNING FOR NORTH CENTRAL CHOCTAW COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has remained 
north of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for southeastern
Oklahoma.

LAT...LON 3422 9568 3430 9565 3430 9538 3416 9541
      3416 9553
TIME...MOT...LOC 0145Z 265DEG 18KT 3424 9561 

$$

OKC127-120215-
/O.CON.KTSA.TO.W.0013.000000T0000Z-220412T0215Z/
Pushmataha OK-
846 PM CDT Mon Apr 11 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR
SOUTHWESTERN PUSHMATAHA COUNTY...
    
At 845 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Antlers, moving east at 20 mph.

HAZARD...Tornado and half dollar size hail.

SOURCE...Radar indicated rotation.

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 in or near the path include...
Antlers...                        Rattan...
Kellond...                        Dela...

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 3422 9568 3430 9565 3430 9538 3416 9541
      3416 9553
TIME...MOT...LOC 0145Z 265DEG 18KT 3424 9561 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN

$$
180 
WWUS54 KTSA 120154
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
854 PM CDT Mon Apr 11 2022

OKC127-120202-
/O.CAN.KTSA.TO.W.0013.000000T0000Z-220412T0215Z/
Pushmataha OK-
854 PM CDT Mon Apr 11 2022

...THE TORNADO WARNING FOR SOUTHWESTERN PUSHMATAHA COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However large hail is 
still possible with a new thunderstorm moving into western 
Pushmataha county.

A Tornado Watch remains in effect until 1100 PM CDT for southeastern
Oklahoma.

LAT...LON 3422 9568 3430 9565 3430 9538 3416 9541
      3416 9553
TIME...MOT...LOC 0151Z 274DEG 12KT 3424 9558 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 7:05 PM CDTTornado WarningTSALatimer, LeFlore40 min
Apr 11, 7:12 PM CDTSevere Thunderstorm WarningTSAPushmataha48 min
Apr 11, 7:45 PM CDTSevere Thunderstorm WarningTSALeFlore45 min
Apr 11, 7:50 PM CDTTornado WarningTSAChoctaw, Pushmataha40 min
Apr 11, 7:54 PM CDTSevere Thunderstorm Warning Considerable damage threatTSAPushmataha51 min
Apr 11, 8:12 PM CDTSpecial Weather StatementTSALeFlore48 min
Apr 11, 8:17 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, LeFlore42 min
Apr 11, 8:32 PM CDTSpecial Weather StatementTSALeFlore28 min
Apr 11, 8:40 PM CDTSevere Thunderstorm WarningTSAPushmataha21 min
Apr 11, 8:51 PM CDTSevere Thunderstorm WarningTSAPushmataha39 min
Apr 11, 9:20 PM CDTSpecial Weather StatementTSALeFlore25 min
Apr 11, 9:57 PM CDTSpecial Weather StatementTSAAtoka33 min
Apr 11, 10:05 PM CDTSevere Thunderstorm WarningTSAPittsburg, Pushmataha55 min
Apr 11, 10:15 PM CDTTornado WarningTSAPushmataha45 min
Apr 11, 10:46 PM CDTTornado WarningTSAPushmataha28 min
Apr 11, 10:57 PM CDTSpecial Weather StatementTSAPushmataha33 min
Apr 11, 10:59 PM CDTSevere Thunderstorm WarningTSALatimer, Pittsburg, Pushmataha49 min
Apr 12, 3:41 AM CDTWind AdvisoryTSACraig, Creek, Delaware, Mayes, Nowata, Okfuskee and 7 more21 hr

Nearby

Tornado Warnings in Oklahoma, 2022Every tornado warning in 2022Tornadoes in 2022

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.