Storms formed ahead of a front across Oklahoma on the afternoon of the 14th, then expanded through the evening. There were several severe reports and training storms over central Oklahoma resulted in some flash flooding.

Thunderstorm Wind in OKLAHOMA, OKLAHOMA
From 14-AUG-18 18:55:00 to 14-AUG-18 18:55:00 (CST-6)
Location: VALLEY BROOK
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Two to three foot diameter tree blown down.

Hail in KINGFISHER, OKLAHOMA
From 14-AUG-18 16:17:00 to 14-AUG-18 16:17:00 (CST-6)
Location: OKARCHE
Magnitude: 1.53 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured hail.

Thunderstorm Wind in OKLAHOMA, OKLAHOMA
From 14-AUG-18 17:00:00 to 14-AUG-18 17:00:00 (CST-6)
Location: WHEATLAND
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Two power poles down 2 blocks east of Council and Highway 152.

Hail in KINGFISHER, OKLAHOMA
From 14-AUG-18 17:17:00 to 14-AUG-18 17:17:00 (CST-6)
Location: OKARCHE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CLEVELAND, OKLAHOMA
From 14-AUG-18 17:20:00 to 14-AUG-18 17:20:00 (CST-6)
Location: MOORE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 17:23:00 to 14-AUG-18 20:23:00 (CST-6)
Location: MOORE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Road was covered with 1 to 2 feet of water at SW 89th and south May.

Hail in CANADIAN, OKLAHOMA
From 14-AUG-18 17:30:00 to 14-AUG-18 17:30:00 (CST-6)
Location: MUSTANG
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CLEVELAND, OKLAHOMA
From 14-AUG-18 17:46:00 to 14-AUG-18 17:46:00 (CST-6)
Location: MOORE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorm Wind in CANADIAN, OKLAHOMA
From 14-AUG-18 18:08:00 to 14-AUG-18 18:08:00 (CST-6)
Location: PIEDMONT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Flash Flood in OKLAHOMA, OKLAHOMA
From 14-AUG-18 19:00:00 to 14-AUG-18 22:00:00 (CST-6)
Location: VALLEY BROOK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

One to two feet of water over roadway at SW 89th and Western in Oklahoma City.

Flash Flood in OKLAHOMA, OKLAHOMA
From 14-AUG-18 19:34:00 to 14-AUG-18 22:34:00 (CST-6)
Location: (OKC)WILL ROGERS APT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Road was impassable due to swift-moving water.

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 20:06:00 to 14-AUG-18 23:06:00 (CST-6)
Location: (OUN)NORMAN WESTHEIMER ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Road closed at east Fox lane between Walker and Portland. Several other roads were also closed around Newcastle.

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 20:21:00 to 14-AUG-18 23:21:00 (CST-6)
Location: NORMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Chautauqua Ave. was flooded with rapidly flowing water near the Imhoff intersection.

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 20:25:00 to 14-AUG-18 23:25:00 (CST-6)
Location: (OUN)NORMAN WESTHEIMER ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Report of a foot of water located at 24TH avenue by the bowling alley. Vehicles were turning around.

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 20:44:00 to 14-AUG-18 23:44:00 (CST-6)
Location: NORMAN
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water reported in homes at 600 block of east Eufaula in Norman.

Flash Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 20:44:00 to 14-AUG-18 23:44:00 (CST-6)
Location: NORMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High water rescue was in progress.

Thunderstorm Wind in GREER, OKLAHOMA
From 14-AUG-18 23:05:00 to 14-AUG-18 23:05:00 (CST-6)
Location: HESTER
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in JACKSON, OKLAHOMA
From 14-AUG-18 23:32:00 to 14-AUG-18 23:32:00 (CST-6)
Location: (LTS)ALTUS AFB
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Instrument unknown.

Hail in CANADIAN, OKLAHOMA
From 14-AUG-18 17:25:00 to 14-AUG-18 17:25:00 (CST-6)
Location: MUSTANG
Magnitude: 3.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Flood in CLEVELAND, OKLAHOMA
From 14-AUG-18 19:45:00 to 14-AUG-18 21:45:00 (CST-6)
Location: NORMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Several inches of rain covering the roadway.

Hail in MCCLAIN, OKLAHOMA
From 14-AUG-18 17:23:00 to 14-AUG-18 17:23:00 (CST-6)
Location: NEWCASTLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public