An extremely unstable environment led to widespread severe weather across Texas and Oklahoma on the 20th into the morning of the 21st.

Flash Flood in GRANT, OKLAHOMA
From 20-MAY-19 17:55:00 to 20-MAY-19 20:55:00 (CST-6)
Location: MEDFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Highway 81 closed due to flowing flood water.

Flash Flood in PAYNE, OKLAHOMA
From 20-MAY-19 18:52:00 to 20-MAY-19 18:52:00 (CST-6)
Location: GLENCOE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water rescues from homes taking place.

Hail in WOODWARD, OKLAHOMA
From 20-MAY-19 07:33:00 to 20-MAY-19 07:33:00 (CST-6)
Location: FORT SUPPLY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in PAYNE, OKLAHOMA
From 20-MAY-19 08:53:00 to 20-MAY-19 08:53:00 (CST-6)
Location: LAKE CARL BLACKWELL DAM
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in HARMON, OKLAHOMA
From 20-MAY-19 17:00:00 to 20-MAY-19 20:00:00 (CST-6)
Location: GOULD
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in GARFIELD, OKLAHOMA
From 20-MAY-19 17:29:00 to 20-MAY-19 20:29:00 (CST-6)
Location: KREMLIN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flash flooding in town streets.

Thunderstorm Wind in WASHITA, OKLAHOMA
From 20-MAY-19 17:47:00 to 20-MAY-19 17:47:00 (CST-6)
Location: (CSM)CLINTON SHERMAN AIRPORT
Magnitude: 67.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Clinton/Sherman airport.

Thunderstorm Wind in WASHITA, OKLAHOMA
From 20-MAY-19 18:00:00 to 20-MAY-19 18:00:00 (CST-6)
Location: BESSIE
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in CADDO, OKLAHOMA
From 20-MAY-19 19:04:00 to 20-MAY-19 22:04:00 (CST-6)
Location: EAKLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Water completely covering the roadway on Hwy 152.

Thunderstorm Wind in CANADIAN, OKLAHOMA
From 20-MAY-19 19:25:00 to 20-MAY-19 19:25:00 (CST-6)
Location: PIEDMONT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Sundance airport.

Flash Flood in LINCOLN, OKLAHOMA
From 21-MAY-19 02:34:00 to 21-MAY-19 05:34:00 (CST-6)
Location: PARKLAND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Highway 18 closed at 840 road. Bridge is completely underwater.

Flood in CLEVELAND, OKLAHOMA
From 21-MAY-19 06:15:00 to 21-MAY-19 09:15:00 (CST-6)
Location: NORMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A few roads are closed in Norman from high water.

Flood in PAYNE, OKLAHOMA
From 21-MAY-19 07:20:00 to 21-MAY-19 10:20:00 (CST-6)
Location: YALE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Vehicle rescue. Highway 18 and 19th Ave due to road collapse.

Thunderstorm Wind in MCCLAIN, OKLAHOMA
From 21-MAY-19 02:30:00 to 21-MAY-19 02:30:00 (CST-6)
Location: NEWCASTLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Estimated gust.

Thunderstorm Wind in CLEVELAND, OKLAHOMA
From 21-MAY-19 02:55:00 to 21-MAY-19 02:55:00 (CST-6)
Location: (OUN)NORMAN WESTHEIMER ARPT
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Flood in LOGAN, OKLAHOMA
From 21-MAY-19 06:45:00 to 21-MAY-19 09:45:00 (CST-6)
Location: COYLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Northern part of town evacuated because of flooding along Fitzgerald Creek.

Flood in GARFIELD, OKLAHOMA
From 21-MAY-19 07:30:00 to 21-MAY-19 10:30:00 (CST-6)
Location: HAYWARD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Four to 6 inches of rainfall across Garfield County. Portions of SH-15, and SH-74 are closed due to flooding.

Hail in ROGER MILLS, OKLAHOMA
From 20-MAY-19 14:21:00 to 20-MAY-19 14:21:00 (CST-6)
Location: SWEETWATER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flash Flood in GRANT, OKLAHOMA
From 20-MAY-19 15:45:00 to 20-MAY-19 18:45:00 (CST-6)
Location: POND CREEK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flood water flowing over Hwy 81.

Flash Flood in MAJOR, OKLAHOMA
From 20-MAY-19 15:52:00 to 20-MAY-19 18:52:00 (CST-6)
Location: FAIRVIEW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm Wind in KAY, OKLAHOMA
From 20-MAY-19 16:00:00 to 20-MAY-19 16:00:00 (CST-6)
Location: NEWKIRK
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in LOGAN, OKLAHOMA
From 20-MAY-19 16:00:00 to 20-MAY-19 16:00:00 (CST-6)
Location: MARSHALL
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in ROGER MILLS, OKLAHOMA
From 20-MAY-19 14:05:00 to 20-MAY-19 14:05:00 (CST-6)
Location: SWEETWATER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROGER MILLS, OKLAHOMA
From 20-MAY-19 14:34:00 to 20-MAY-19 14:34:00 (CST-6)
Location: CHEYENNE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flash Flood in GRANT, OKLAHOMA
From 20-MAY-19 15:45:00 to 20-MAY-19 18:45:00 (CST-6)
Location: MEDFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flood waters flowing over Hwy 11.

Thunderstorm Wind in KAY, OKLAHOMA
From 20-MAY-19 16:05:00 to 20-MAY-19 16:05:00 (CST-6)
Location: NEWKIRK
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in GARFIELD, OKLAHOMA
From 20-MAY-19 16:37:00 to 20-MAY-19 19:37:00 (CST-6)
Location: NORTH ENID
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several roads in northern Garfield county under water. Barricades were being deployed.  Radar estimates indicated an area from Enid to Breckenridge to Hunter may have received  the highest impacts.

Hail in GRADY, OKLAHOMA
From 20-MAY-19 22:47:00 to 20-MAY-19 22:47:00 (CST-6)
Location: BRIDGE CREEK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash Flood in PAYNE, OKLAHOMA
From 20-MAY-19 23:12:00 to 21-MAY-19 02:12:00 (CST-6)
Location: CUSHING
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Some streets barricaded due to flooding. Water in a few homes.

Flood in GRANT, OKLAHOMA
From 21-MAY-19 07:30:00 to 21-MAY-19 10:30:00 (CST-6)
Location: MEDFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Five to 7 inches of rainfall, especially eastern half of Grant county. Parts of SH-11, US-60, and SH-74 closed due to flooding.

Hail in GREER, OKLAHOMA
From 20-MAY-19 16:54:00 to 20-MAY-19 16:54:00 (CST-6)
Location: GRANITE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flood in NOBLE, OKLAHOMA
From 21-MAY-19 07:30:00 to 21-MAY-19 10:30:00 (CST-6)
Location: PERRY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Five to 7 inches of rainfall across Noble county. Parts of US-77, SH-15, US-64, and US-177 closed due to  flooding.

Flash Flood in KIOWA, OKLAHOMA
From 20-MAY-19 16:56:00 to 20-MAY-19 19:56:00 (CST-6)
Location: LONE WOLF
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Road impassable due to an estimated 5 inches of water over road.

Flash Flood in NOBLE, OKLAHOMA
From 20-MAY-19 17:27:00 to 20-MAY-19 20:27:00 (CST-6)
Location: PERRY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Water was rushing over Highway 64.

Flash Flood in KAY, OKLAHOMA
From 20-MAY-19 17:45:00 to 20-MAY-19 20:45:00 (CST-6)
Location: PONCA CITY
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water entering buildings.

Flash Flood in WASHITA, OKLAHOMA
From 20-MAY-19 19:52:00 to 20-MAY-19 22:52:00 (CST-6)
Location: CORDELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several roadways closed due to flash flooding, including Hwy 183 and Market.

Thunderstorm Wind in CADDO, OKLAHOMA
From 20-MAY-19 21:20:00 to 20-MAY-19 21:20:00 (CST-6)
Location: FT COBB RES DAM
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in CLEVELAND, OKLAHOMA
From 20-MAY-19 23:04:00 to 20-MAY-19 23:04:00 (CST-6)
Location: NOBLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flood in KAY, OKLAHOMA
From 21-MAY-19 07:30:00 to 21-MAY-19 10:30:00 (CST-6)
Location: PONCA CITY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Five to 7 inches of rainfall across Kay county. Parts of  SH-11, US-60, US-177, and SH-156 closed due to  flooding.

Flood in OKLAHOMA, OKLAHOMA
From 21-MAY-19 07:30:00 to 21-MAY-19 10:30:00 (CST-6)
Location: EDMOND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Several roads across northwest Oklahoma county closed due to flooding.

Hail in KIOWA, OKLAHOMA
From 20-MAY-19 20:17:00 to 20-MAY-19 20:17:00 (CST-6)
Location: MOUNTAIN VIEW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in TILLMAN, OKLAHOMA
From 20-MAY-19 21:05:00 to 20-MAY-19 21:05:00 (CST-6)
Location: GRANDFIELD
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flash Flood in CANADIAN, OKLAHOMA
From 21-MAY-19 00:36:00 to 21-MAY-19 03:36:00 (CST-6)
Location: MUSTANG
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Several inches of water flowing over the road at SW 44th and Sarah Road.

Flash Flood in LINCOLN, OKLAHOMA
From 21-MAY-19 00:39:00 to 21-MAY-19 03:39:00 (CST-6)
Location: WARWICK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water and debris on the roadway at Highway 66. The highway was closed by ODOT.

Thunderstorm Wind in STEPHENS, OKLAHOMA
From 21-MAY-19 01:48:00 to 21-MAY-19 01:48:00 (CST-6)
Location: MARLOW
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public reported by phone call.

Tornado in GREER, OKLAHOMA
From 20-MAY-19 16:12:00 to 20-MAY-19 16:29:00 (CST-6)
Location: REED
Tornado F-scale: EF2
Property damage: 300.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A highly visible tornado developed about 8 miles southwest of Mangum, then moved northeast through the northwestern and northern portions of Mangum before dissipating about 3.5 miles north of Mangum just east of Oklahoma Highway 34. The beginning of the tornado path was in rural areas and the valley and terrain around the Salt Fork of the Red River and damage was mainly to trees. However as the tornado moved through the northwest side of Mangum and adjacent areas, many outbuildings were destroyed and at least one home just northwest of town had much of it's roof removed. The maximum damage in and near Mangum was consistent with an EF2 rating, although many indications (including research radar data from the Center for Severe Weather Research) indicate that the tornado was likely stronger in the rural areas southwest of Mangum.

Tornado in CLEVELAND, OKLAHOMA
From 21-MAY-19 03:13:00 to 21-MAY-19 03:13:00 (CST-6)
Location: STANLEY DRAPER LAKE DAM
Tornado F-scale: EF0
Property damage: 3.00K
Crop damage: 0.00K
Reported by: NWS Employee

A QLCS tornado developed just west of the intersection of 84th Avenue NE and Franklin Road and moved about one-quarter mile northeast damaging trees and causing roof damage to a barn.

Tornado in LOGAN, OKLAHOMA
From 20-MAY-19 16:09:00 to 20-MAY-19 16:09:00 (CST-6)
Location: ORLANDO
Tornado F-scale: EF0
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser reported a brief tornado that produced some tree damage in northern Logan County. The tornado was estimated to be about 4 miles west-southwest of Orlando.

Tornado in HARMON, OKLAHOMA
From 20-MAY-19 15:59:00 to 20-MAY-19 15:59:00 (CST-6)
Location: GOULD
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Multiple storm chasers observed a brief tornado estimated to be about 2 miles north-northeast of Gould. No damage was reported.

Tornado in HARMON, OKLAHOMA
From 20-MAY-19 15:37:00 to 20-MAY-19 15:38:00 (CST-6)
Location: HOLLIS
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Multiple storm chasers observed a tornado estimated to be about 3 miles southwest of Hollis. No damage was reported.

Tornado in GREER, OKLAHOMA
From 20-MAY-19 16:38:00 to 20-MAY-19 16:38:00 (CST-6)
Location: GRANITE
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Multiple storm chasers reported a brief tornado estimated to be about 1 mile southwest of Granite. No damage was reported.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 14:43:00 to 20-MAY-19 14:47:00 (CST-6)
Location: CASHION
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A tornado was observed by OKC television storm chasers and helicopters to the north of Cashion. No damage was reported, and the path was estimated using landscape comparisons from helicopter video.

Tornado in LOGAN, OKLAHOMA
From 20-MAY-19 15:57:00 to 20-MAY-19 15:59:00 (CST-6)
Location: MARSHALL
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser observed and recorded a tornado that developed in northeast Kingfisher County and moved into northwest Logan County north of Oklahoma Highway 51 and southwest of Marshall. No damage was reported.

Tornado in GARFIELD, OKLAHOMA
From 20-MAY-19 16:05:00 to 20-MAY-19 16:08:00 (CST-6)
Location: HAYWARD
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A spotter reported a tornado developing near Bison Road and Eason Road in southeasten Garfield County, then moved northeast into Noble County. No damage was reported in Garfield County.

Tornado in NOBLE, OKLAHOMA
From 20-MAY-19 16:38:00 to 20-MAY-19 16:38:00 (CST-6)
Location: SUMNER
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser observed a brief tornado in eastern Noble County, reported to be about 4 miles south-southwest of Sooner Lake. No damage was reported and the specific location is estimated.

Tornado in KIOWA, OKLAHOMA
From 20-MAY-19 17:14:00 to 20-MAY-19 17:15:00 (CST-6)
Location: LONE WOLF
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple storm spotters and storm chasers observed a brief tornado estimated to be about 4 miles north-northeast of Lone Wolf. No damage was reported.

Tornado in HARMON, OKLAHOMA
From 20-MAY-19 15:45:00 to 20-MAY-19 15:45:00 (CST-6)
Location: HOLLIS
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An off-duty NWS employee observed a brief tornado estimated to be about 3 miles east-northeast of Hollis. No damage was reported.

Tornado in CLEVELAND, OKLAHOMA
From 21-MAY-19 02:48:00 to 21-MAY-19 02:50:00 (CST-6)
Location: NOBLE
Tornado F-scale: EF0
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This tornado developed in McClain County and crossed the Canadian River into Cleveland County. It produced some light tree damage on the northeast side of Noble before dissipating.

Flood in LINCOLN, OKLAHOMA
From 21-MAY-19 10:32:00 to 21-MAY-19 10:32:00 (CST-6)
Location: WARWICK
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A woman drove around barricades and the car stalled on the highway. Emergency workers took her to a Stillwater hospital where she later died.

Tornado in CLEVELAND, OKLAHOMA
From 21-MAY-19 03:22:00 to 21-MAY-19 03:24:00 (CST-6)
Location: STELLA
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A QLCS tornado developed southwest of SE 104th Street and Indian Meridian Road in far southeast Oklahoma City and moved just south of due east dissipating after crossing Triple XXX Road. One outbuilding was heavily damaged near Triple XXX Road and a number of trees were damaged along the path.

Tornado in MARSHALL, OKLAHOMA
From 21-MAY-19 05:25:00 to 21-MAY-19 05:25:00 (CST-6)
Location: MCBRIDE
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Marshall County Emergency Management reported a waterspout occurred with a QLCS storm over Lake Texoma that was estimated to be about 4 miles southwest of McBride. The waterspout likely did not move onshore and no damage was reported.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 14:46:00 to 20-MAY-19 14:47:00 (CST-6)
Location: CASHION
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A second tornado was observed at the same time as a longer track tornado north of Cashion. No damage was reported and the tornado location was estimated.

Tornado in LOGAN, OKLAHOMA
From 20-MAY-19 15:08:00 to 20-MAY-19 15:08:00 (CST-6)
Location: MULHALL
Tornado F-scale: EF1
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Two power poles and trees were damaged by a brief tornado near State Highway 51 and Kelley Avenue. A truck was also pushed into a ditch.

Thunderstorm Wind in TILLMAN, OKLAHOMA
From 21-MAY-19 00:50:00 to 21-MAY-19 00:50:00 (CST-6)
Location: GRANDFIELD
Magnitude: 64.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Flood in PAYNE, OKLAHOMA
From 21-MAY-19 07:20:00 to 21-MAY-19 10:20:00 (CST-6)
Location: STILLWATER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road closed south of 32nd at Stillwater Creek. Also several home and vehicle rescues within town.

Flash Flood in LINCOLN, OKLAHOMA
From 20-MAY-19 20:36:00 to 20-MAY-19 23:36:00 (CST-6)
Location: PARKLAND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hwy 18 was underwater in multiple spots.

Tornado in NOBLE, OKLAHOMA
From 20-MAY-19 16:08:00 to 20-MAY-19 16:13:00 (CST-6)
Location: LUCIEN
Tornado F-scale: EF1
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

This tornado moved from Garfield County into Noble County to the south of Lucien. The tornado heavily damaged a house and a barn to the south-southeast of Lucien as it moved northeast. The tornado dissipated about 2.5 miles east of Lucien.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 15:55:00 to 20-MAY-19 15:57:00 (CST-6)
Location: HENNESSEY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser on Oklahoma Highway 51 observed and recorded a tornado developing to his northwest as a thunderstorm interacted with a strong cold front. Although the chaser was only a few hundred yards southwest of the tornado, he was on the cold side of the front and had reported that the temperature had dropped from 73 to 57 just moments before the tornado developed. The tornado moved into northwestern Logan County before dissipating. No damage was reported.

Flood in PAYNE, OKLAHOMA
From 21-MAY-19 15:50:00 to 21-MAY-19 15:50:00 (CST-6)
Location: PERKINS
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A woman drove around a high water sign and her car was subsequently swept off the road into about 10 feet of water. Weather was clear and rains had stopped at time of incident.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 14:31:00 to 20-MAY-19 14:32:00 (CST-6)
Location: CASHION
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Oklahoma City television storm chasers observed a tornado estimated to be about 6 miles northwest of Cashion. The tornado lasted for about one minute and no damage was reported.

Tornado in NOBLE, OKLAHOMA
From 20-MAY-19 15:23:00 to 20-MAY-19 15:27:00 (CST-6)
Location: LUCIEN
Tornado F-scale: EF1
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A tornado developed about 6 miles west-southwest of Perry and moved to about 4 miles west of Perry. Barns and a home were damaged just east of the intersection of US Highway 77 and State Highway 164.

Tornado in POTTAWATOMIE, OKLAHOMA
From 21-MAY-19 03:50:00 to 21-MAY-19 03:50:00 (CST-6)
Location: AYDELOTTE
Tornado F-scale: EF0
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This QLCS tornado developed just south of the Pottawatomie-Lincoln County line, damaging trees as it moved north-northwest immediately moving into Lincoln County.

Tornado in CLEVELAND, OKLAHOMA
From 21-MAY-19 02:57:00 to 21-MAY-19 03:08:00 (CST-6)
Location: NORMAN
Tornado F-scale: EF1
Property damage: 6.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado with a Quasi-Linear Convective system developed near E Alameda Street between 48th Avenue NE and 60th Avenue NE. It moved north-northeast to just east of 60th Avenue NE and Rock Creek Road, then turned north and then northwest dissipating about one-half mile northwest of 60th Avenue NE and Tecumseh Road. A number of trees were damaged along the path.

Tornado in ATOKA, OKLAHOMA
From 21-MAY-19 06:03:00 to 21-MAY-19 06:06:00 (CST-6)
Location: BOGGY DEPOT STATE PARK
Tornado F-scale: EF1
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tornado developed in western Atoka County south of the community of Wilson and west-northwest of Boggy Depot State Park. A barn had significant roof damage on Bob White Lane and trees and power lines were downed along Bob White Lane and Artesian Lane.

Thunderstorm Wind in LOGAN, OKLAHOMA
From 20-MAY-19 16:05:00 to 20-MAY-19 16:05:00 (CST-6)
Location: MARSHALL
Magnitude: 82.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Tornado in LOGAN, OKLAHOMA
From 20-MAY-19 14:54:00 to 20-MAY-19 14:55:00 (CST-6)
Location: CRESCENT
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A well-developed tornado formed south of the ongoing tornado to the northwest of Crescent. No damage was reported and the path was estimated.

Tornado in LOGAN, OKLAHOMA
From 20-MAY-19 14:50:00 to 20-MAY-19 14:58:00 (CST-6)
Location: CRESCENT
Tornado F-scale: EF1
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Oklahoma City television coverage broadcast a tornado that developed 3 miles west of Crescent and moved north-northeast to 5 miles north of Crescent. Emergency Management officials reported that the roof was blown off a barn near County Road 72 and Rockwell Avenue. No other damage was reported.

Tornado in POTTAWATOMIE, OKLAHOMA
From 21-MAY-19 03:33:00 to 21-MAY-19 03:42:00 (CST-6)
Location: DALE
Tornado F-scale: EF2
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This QLCS tornado developed north of Interstate 40 about 1 mile east of Dale and moved north-northwest and then turned northeast to just west of Wolverine Road and Bethel Road. One mobile home was destroyed and several outbuildings were severely damaged on Westech Road near the beginning of the tornado path. Otherwise damage was generally to trees along the path.

Tornado in MCCLAIN, OKLAHOMA
From 21-MAY-19 02:45:00 to 21-MAY-19 02:48:00 (CST-6)
Location: GOLDSBY
Tornado F-scale: EF1
Property damage: 30.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado from a Quasi-Linear Convective System (QLCS) developed south of Interstate 35 and Ladd Road. At least four outbuildings were damaged and a number of trees snapped as the tornado moved northeast. The tornado crossed the Canadian River into Cleveland County near Noble.

Tornado in LINCOLN, OKLAHOMA
From 21-MAY-19 03:50:00 to 21-MAY-19 03:55:00 (CST-6)
Location: MEEKER
Tornado F-scale: EF0
Property damage: 6.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This QLCS tornado developed in Pottawatomie County just south of the Lincoln County line, and immediately moved into Lincoln County. The tornado moved north-northwest and then northeast dissipating about 1.5 miles east of Meeker. There were two outbuildings damaged and a number of trees along the path.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 15:38:00 to 20-MAY-19 15:38:00 (CST-6)
Location: DOVER
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

An Oklahoma City television chaser observed a second brief tornado to his east-southeast from US-81 5 miles south of Hennessey. No damage was reported.

Tornado in KINGFISHER, OKLAHOMA
From 20-MAY-19 15:36:00 to 20-MAY-19 15:36:00 (CST-6)
Location: DOVER
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

An Oklahoma City television storm chaser observed a brief tornado to his southeast from US-81 4.5 miles south of Hennessey. No damage was reported.