An area of storms formed across Oklahoma along and around a stationary front (several other lingering boundaries contributed as well) on the afternoon of the 19th. These storms moved southeast into the night with some training resulting in flooding.

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:21:00 to 19-MAY-18 13:21:00 (CST-6)
Location: LUCIEN
Magnitude: 1.65 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time of hail fall estimated. Found and measured at 254 pm CDT.

Hail in KAY, OKLAHOMA
From 19-MAY-18 13:22:00 to 19-MAY-18 13:22:00 (CST-6)
Location: BLACKWELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:19:00 to 19-MAY-18 13:19:00 (CST-6)
Location: LUCIEN
Magnitude: 1.95 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time of hail fall estimated. Still 1.95 inch hail stones measured approximately 45 minutes after hail fell.

Thunderstorm Wind in MCCLAIN, OKLAHOMA
From 19-MAY-18 23:30:00 to 19-MAY-18 23:30:00 (CST-6)
Location: WAYNE
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Damage to several trees. One large tree was uprooted causing damage to a house, shed, and fence. Time estimated by radar.

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:23:00 to 19-MAY-18 13:23:00 (CST-6)
Location: PERRY
Magnitude: 1.58 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time of hail fall estimated. Found and measured at 248 pm.

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:24:00 to 19-MAY-18 13:24:00 (CST-6)
Location: PERRY
Magnitude: 1.45 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time of hail fall estimated. Found measured at 245 pm.

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:28:00 to 19-MAY-18 13:28:00 (CST-6)
Location: PERRY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:33:00 to 19-MAY-18 13:33:00 (CST-6)
Location: MARLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:38:00 to 19-MAY-18 13:38:00 (CST-6)
Location: PERRY
Magnitude: 1.26 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in KAY, OKLAHOMA
From 19-MAY-18 13:40:00 to 19-MAY-18 13:40:00 (CST-6)
Location: BLACKWELL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in GRANT, OKLAHOMA
From 19-MAY-18 15:20:00 to 19-MAY-18 15:20:00 (CST-6)
Location: MEDFORD
Magnitude: 1.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PAYNE, OKLAHOMA
From 19-MAY-18 15:35:00 to 19-MAY-18 15:35:00 (CST-6)
Location: (SWO)STILLWATER AIRPORT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in KAY, OKLAHOMA
From 19-MAY-18 17:18:00 to 19-MAY-18 17:18:00 (CST-6)
Location: PONCA CITY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 17:58:00 to 19-MAY-18 17:58:00 (CST-6)
Location: DANE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Location was estimated.

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 18:10:00 to 19-MAY-18 18:10:00 (CST-6)
Location: ORIENTA
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in WOODS, OKLAHOMA
From 19-MAY-18 18:17:00 to 19-MAY-18 18:17:00 (CST-6)
Location: WAYNOKA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 18:20:00 to 19-MAY-18 18:20:00 (CST-6)
Location: FAIRVIEW
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 18:23:00 to 19-MAY-18 18:23:00 (CST-6)
Location: ORIENTA
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 18:40:00 to 19-MAY-18 18:40:00 (CST-6)
Location: ISABELLA
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in MAJOR, OKLAHOMA
From 19-MAY-18 18:59:00 to 19-MAY-18 18:59:00 (CST-6)
Location: RINGWOOD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in COTTON, OKLAHOMA
From 19-MAY-18 20:01:00 to 19-MAY-18 20:01:00 (CST-6)
Location: DEVOL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in MCCLAIN, OKLAHOMA
From 19-MAY-18 23:39:00 to 19-MAY-18 23:39:00 (CST-6)
Location: PURCELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in NOBLE, OKLAHOMA
From 19-MAY-18 13:20:00 to 19-MAY-18 13:20:00 (CST-6)
Location: LUCIEN
Magnitude: 1.85 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time of hail fall was estimated. Found and measured at 257 pm CDT.

Thunderstorm Wind in STEPHENS, OKLAHOMA
From 19-MAY-18 22:20:00 to 19-MAY-18 22:20:00 (CST-6)
Location: MARLOW
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Numerous trees damaged by strong winds. Tree limbs up to 14 inches in diameter snapped. Roof damage to several homes and structures in Marlow. Time estimated with radar.

Tornado in MCCLAIN, OKLAHOMA
From 19-MAY-18 23:17:00 to 19-MAY-18 23:22:00 (CST-6)
Location: PAYNE
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A small, weak tornado developed within a quasi-linear convective system and moved northeast from west-southwest of Wayne to north of Wayne. The roof of one home was damaged along state highway 74, otherwise the damage was primarily to trees and a four outbuildings.

Thunderstorm Wind in MCCLAIN, OKLAHOMA
From 19-MAY-18 23:22:00 to 19-MAY-18 23:33:00 (CST-6)
Location: PAYNE
Magnitude: 74.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quasi-linear convective system of thunderstorms produced a large area of wind damage that began about 8 miles southwest of Purcell, and moved northeast through Purcell and then into Cleveland County. This area of wind damage was up to 3 miles wide. Eight to ten homes had shingle or window damage, and trees and power lines were downed throughout the area. There was also some brick damage to a hotel.

Thunderstorm Wind in CLEVELAND, OKLAHOMA
From 19-MAY-18 23:35:00 to 19-MAY-18 23:35:00 (CST-6)
Location: LEXINGTON
Magnitude: 74.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The 3-mile wide area of thunderstorm wind damage from a quasi-linear convective system that moved through Purcell continued into Cleveland County and Lexington. The most significant damage was to a church about one mile north of Lexington where some walls of a metal building were pulled away. In Lexington, a large tree (diameter over 2') uprooted and numerous large branches were downed across town and in roads. One large branch (5 diameter) fell onto a pickup truck. Northeast of Lexington, roof damage occurred to at least one mobile home and many trees were damaged.