A dryline and upper level wave combined with strong shear to produce multiple tornadic supercells across southern Oklahoma on the 22nd.

Hail in GRADY, OKLAHOMA
From 22-APR-20 08:20:00 to 22-APR-20 08:20:00 (CST-6)
Location: NINNEKAH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in JOHNSTON, OKLAHOMA
From 22-APR-20 09:20:00 to 22-APR-20 09:20:00 (CST-6)
Location: MANNSVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MARSHALL, OKLAHOMA
From 22-APR-20 09:20:00 to 22-APR-20 09:20:00 (CST-6)
Location: OAKLAND
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in JOHNSTON, OKLAHOMA
From 22-APR-20 09:37:00 to 22-APR-20 09:37:00 (CST-6)
Location: TISHOMINGO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

EM relayed report in NWSchat.

Hail in ATOKA, OKLAHOMA
From 22-APR-20 10:15:00 to 22-APR-20 10:15:00 (CST-6)
Location: TUSHKA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CANADIAN, OKLAHOMA
From 22-APR-20 10:45:00 to 22-APR-20 10:45:00 (CST-6)
Location: MUSTANG
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in OKLAHOMA, OKLAHOMA
From 22-APR-20 10:55:00 to 22-APR-20 10:55:00 (CST-6)
Location: BETHANY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Hail in OKLAHOMA, OKLAHOMA
From 22-APR-20 10:55:00 to 22-APR-20 10:55:00 (CST-6)
Location: WARR ACRES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Hail in OKLAHOMA, OKLAHOMA
From 22-APR-20 11:04:00 to 22-APR-20 11:04:00 (CST-6)
Location: NICHOLS HILLS
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in OKLAHOMA, OKLAHOMA
From 22-APR-20 11:19:00 to 22-APR-20 11:19:00 (CST-6)
Location: NICHOLS HILLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GARFIELD, OKLAHOMA
From 22-APR-20 12:21:00 to 22-APR-20 12:21:00 (CST-6)
Location: HILLSDALE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in KIOWA, OKLAHOMA
From 22-APR-20 12:58:00 to 22-APR-20 12:58:00 (CST-6)
Location: ROOSEVELT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in KAY, OKLAHOMA
From 22-APR-20 14:09:00 to 22-APR-20 14:09:00 (CST-6)
Location: TONKAWA
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in KAY, OKLAHOMA
From 22-APR-20 14:11:00 to 22-APR-20 14:11:00 (CST-6)
Location: TONKAWA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in COMANCHE, OKLAHOMA
From 22-APR-20 14:12:00 to 22-APR-20 14:12:00 (CST-6)
Location: ELGIN
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in COMANCHE, OKLAHOMA
From 22-APR-20 14:14:00 to 22-APR-20 14:14:00 (CST-6)
Location: ELGIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in KAY, OKLAHOMA
From 22-APR-20 14:17:00 to 22-APR-20 14:17:00 (CST-6)
Location: TONKAWA
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Ping pong sized hail at Bird Creek Rd, 3 miles south on HWY 77.

Hail in GRADY, OKLAHOMA
From 22-APR-20 14:47:00 to 22-APR-20 14:47:00 (CST-6)
Location: RUSH SPRINGS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PONTOTOC, OKLAHOMA
From 22-APR-20 16:06:00 to 22-APR-20 16:06:00 (CST-6)
Location: ADA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PONTOTOC, OKLAHOMA
From 22-APR-20 16:08:00 to 22-APR-20 16:08:00 (CST-6)
Location: ADA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in GARVIN, OKLAHOMA
From 22-APR-20 15:17:00 to 22-APR-20 15:22:00 (CST-6)
Location: PAULS VALLEY
Tornado F-scale: EF1
Property damage: 200.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado moved east-southeast from west of County Road 3210 about a mile and a half north of State Highway 29 to just east of Indian Meridian Road. Seven homes, a few outbuildings, trees and power poles were damaged.

Tornado in CARTER, OKLAHOMA
From 22-APR-20 15:23:00 to 22-APR-20 15:23:00 (CST-6)
Location: SPRINGER
Tornado F-scale: EF0
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A brief tornado was observed by a storm chaser at close range. Debris observed by the chaser is believed to have been from a damaged outbuilding. This was a brief first tornado that occurred about a minute before a much larger tornado developed northeast of Springer.

Tornado in MURRAY, OKLAHOMA
From 22-APR-20 15:36:00 to 22-APR-20 15:37:00 (CST-6)
Location: DOUGHERTY
Tornado F-scale: EF1
Property damage: 0.00K
Reported by: NWS Storm Survey

Damage from a large tornado was observed in high-resolution satellite imagery from a tornado that occurred in areas of the southern Arbuckle Mountains inaccessible to ground survey teams. The large tornado developed in northern Carter County northeast of Springer then moved into Murray County south-southwest of Dougherty where tree damage was observed in satellite imagery. The damage path in Murray County was less than one-quarter of a mile before the tornado dissipated.

Tornado in MARSHALL, OKLAHOMA
From 22-APR-20 15:45:00 to 22-APR-20 15:45:00 (CST-6)
Location: MADILL
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotters and chasers observed a brief tornado southwest of Madill. This tornado produced no known damage and the location is estimated.

Tornado in MARSHALL, OKLAHOMA
From 22-APR-20 16:10:00 to 22-APR-20 16:14:00 (CST-6)
Location: LITTLE CITY
Tornado F-scale: EF0
Property damage: 20.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Spotters and chasers observed a third tornado from the Madill storm east of Madill. An NWS storm survey noted damage to utility poles and trees southwest of Little City and west of Cumberland.

Tornado in BRYAN, OKLAHOMA
From 22-APR-20 16:32:00 to 22-APR-20 16:45:00 (CST-6)
Location: COBB
Tornado F-scale: EF1
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This tornado touched down about 3 miles west-northwest of Armstrong and moved generally east for 5 miles damaging a number of homes, barns and trees.

Tornado in BRYAN, OKLAHOMA
From 22-APR-20 16:52:00 to 22-APR-20 16:53:00 (CST-6)
Location: BLUE
Tornado F-scale: EF1
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A tornado was observed at close range by a storm chaser. The tornado was observed to break branches off a number of trees, and damage a building as it crossed Robinson Road, then cross over a pond.

Hail in JOHNSTON, OKLAHOMA
From 22-APR-20 16:15:00 to 22-APR-20 16:15:00 (CST-6)
Location: NIDA
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in GARVIN, OKLAHOMA
From 22-APR-20 15:24:00 to 22-APR-20 15:24:00 (CST-6)
Location: WYNNEWOOD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Semi-trailer on its side at I35.

Tornado in CARTER, OKLAHOMA
From 22-APR-20 15:24:00 to 22-APR-20 15:36:00 (CST-6)
Location: SPRINGER
Tornado F-scale: EF2
Property damage: 0.00K
Reported by: NWS Storm Survey

Damage was observed in high-resolution satellite imagery from a large tornado that occurred in areas of the southern Arbuckle Mountains inaccessible to ground survey teams. The large tornado developed on the southern slopes of the Arbuckle Mountains and was observed by many storm spotters and storm chasers as it moved northeast into the Arbuckles. The satellite imagery indicated a clear path of tree damage that moved intermittently northeast and east-northeast with the most significant and widest area of tree damage along a tree line along Cool Creek where numerous large trees were toppled along a 600 yard wide path. The tornado crossed into Murray County south-southwest of Dougherty.

Tornado in MARSHALL, OKLAHOMA
From 22-APR-20 15:53:00 to 22-APR-20 16:05:00 (CST-6)
Location: OAKLAND
Tornado F-scale: EF2
Property damage: 500.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The Madill tornado initially developed near State Highway 99C and west of Breezy Hill Road. The tornado moved east-northeast along and just north of Highway 99C and then crossed US-377 and moved through the southern portion of the city of Madill. The tornado turned east-southeast and dissipated about 2 miles southeast of the center of Madill. EF2 damage was noted to houses and industrial buildings in the south part of Madill and to power poles along the path.
Heavy damage occurred at J and I Manufacturing just southwest of Madill and the Oklahoma Steel and Wire on the southeast side of Madill. One person was ejected from his car and killed near the intersection of Highway 377 and Highway 99C when his car was hit by the tornado. And a truck driver from Mississippi who was making a delivery at Oklahoma Steel and Wire was outside of his truck, struck by falling debris and killed at the plant. One person was airlifted to a hospital in Plano Texas in critical condition, and an unknown number of people suffered minor injuries that did not require transport.

Tornado in JOHNSTON, OKLAHOMA
From 22-APR-20 16:26:00 to 22-APR-20 16:36:00 (CST-6)
Location: BROMIDE
Tornado F-scale: EF1
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This tornado moved east from south of Bromide to north of Wapanucka and was observed by a number of spotters and chasers. A barn was damaged and a camper trailer was blown over north of Wapanucka, and trees and utility poles were damaged along the path.

Tornado in COAL, OKLAHOMA
From 22-APR-20 16:59:00 to 22-APR-20 16:59:00 (CST-6)
Location: OLNEY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Two independent storm chasers provided video of a tornado that was observed southwest of Lehigh from a storm that followed behind the storm that had produced the tornado near Bromide and Wapanucka. No damage is known to have occurred and the location of the tornado is estimated based on these videos and radar data.