Severe thunderstorms developed along and ahead of a cold front that moved into eastern Oklahoma during the evening of the 25th. The storms moved eastward across the area through the early morning hours of the 26th, resulting in three tornadoes, hail up to baseball size, and damaging wind. Locally heavy rainfall of three to four inches resulted in flash flooding.

Hail in CREEK, OKLAHOMA
From 25-APR-17 19:59:00 to 25-APR-17 19:59:00 (CST-6)
Location: MILFAY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in TULSA, OKLAHOMA
From 25-APR-17 21:45:00 to 25-APR-17 21:45:00 (CST-6)
Location: DAWSON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in TULSA, OKLAHOMA
From 25-APR-17 21:55:00 to 25-APR-17 21:55:00 (CST-6)
Location: PRATTVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MAYES, OKLAHOMA
From 25-APR-17 22:37:00 to 25-APR-17 22:37:00 (CST-6)
Location: PRYOR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MCINTOSH, OKLAHOMA
From 25-APR-17 23:08:00 to 25-APR-17 23:08:00 (CST-6)
Location: STIDHAM
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MUSKOGEE, OKLAHOMA
From 25-APR-17 23:35:00 to 25-APR-17 23:35:00 (CST-6)
Location: OKTAHA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Hail in PITTSBURG, OKLAHOMA
From 26-APR-17 05:48:00 to 26-APR-17 05:48:00 (CST-6)
Location: PITTSBURG
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in LE FLORE, OKLAHOMA
From 26-APR-17 07:01:00 to 26-APR-17 07:01:00 (CST-6)
Location: HEAVENER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in LE FLORE, OKLAHOMA
From 26-APR-17 07:01:00 to 26-APR-17 07:01:00 (CST-6)
Location: HOWE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Tornado in MAYES, OKLAHOMA
From 25-APR-17 22:33:00 to 25-APR-17 22:42:00 (CST-6)
Location: GREEN
Tornado F-scale: EF1
Property damage: 75.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado destroyed a mobile home, damaged several homes, destroyed outbuildings, snapped and uprooted numerous trees, and blew down power poles. The tornado developed north of the W 450 Road and west of the N 429 Road and moved northeast until it crossed the W 420 Road. It then curved to the north until it dissipated north of the W 400 Road. Based on this damage, maximum estimated wind in the tornado was 95 to 105 mph.

Tornado in MAYES, OKLAHOMA
From 25-APR-17 22:34:00 to 25-APR-17 22:41:00 (CST-6)
Location: GREEN
Tornado F-scale: EF1
Property damage: 40.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped and uprooted numerous trees, destroyed outbuildings, damaged homes, and blew down power poles. The tornado developed north of the W 430 Road and west of the N 428 Road. It moved northeast until it crossed the W 420 Road, then moved more easterly until it dissipated. Based on this damage, maximum estimated wind in the tornado was 100 to 110 mph.

Tornado in MAYES, OKLAHOMA
From 25-APR-17 22:46:00 to 25-APR-17 22:57:00 (CST-6)
Location: TIP
Tornado F-scale: EF1
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado uprooted numerous trees, blew down power poles, and destroyed several outbuildings. Based on this damage, maximum estimated wind in the tornado was 90 to 100 mph.

Hail in MAYES, OKLAHOMA
From 25-APR-17 22:33:00 to 25-APR-17 22:33:00 (CST-6)
Location: PRYOR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in TULSA, OKLAHOMA
From 25-APR-17 21:30:00 to 25-APR-17 21:30:00 (CST-6)
Location: BRUNER
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A storm spotter measured 63 mph thunderstorm wind gusts.

Thunderstorm Wind in ROGERS, OKLAHOMA
From 25-APR-17 22:12:00 to 25-APR-17 22:12:00 (CST-6)
Location: CATOOSA
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Strong thunderstorm wind snapped large tree limbs.

Flash Flood in TULSA, OKLAHOMA
From 25-APR-17 22:15:00 to 25-APR-17 23:15:00 (CST-6)
Location: SAND SPGS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Portions of Forest Drive were flooded and impassable.

Flash Flood in TULSA, OKLAHOMA
From 25-APR-17 22:33:00 to 25-APR-17 22:33:00 (CST-6)
Location: SPERRY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Portions of Highway 11 were flooded on the south side of Sperry.

Thunderstorm Wind in MAYES, OKLAHOMA
From 25-APR-17 22:45:00 to 25-APR-17 22:45:00 (CST-6)
Location: ADAIR
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm wind gusts were estimated to around 70 mph.

Hail in MCINTOSH, OKLAHOMA
From 25-APR-17 22:53:00 to 25-APR-17 22:53:00 (CST-6)
Location: STIDHAM
Magnitude: 2.75 
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in MCINTOSH, OKLAHOMA
From 25-APR-17 23:15:00 to 25-APR-17 23:15:00 (CST-6)
Location: RICHARDSVILLE
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser measured 73 mph thunderstorm wind gusts on I-40 at Highway 150.

Thunderstorm Wind in MCINTOSH, OKLAHOMA
From 25-APR-17 23:20:00 to 25-APR-17 23:20:00 (CST-6)
Location: RENTIESVILLE
Magnitude: 61.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Strong thunderstorm wind blew down a large highway sign on US-69.

Thunderstorm Wind in MCINTOSH, OKLAHOMA
From 25-APR-17 23:20:00 to 25-APR-17 23:20:00 (CST-6)
Location: CHECOTAH
Magnitude: 61.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Strong thunderstorm wind blew down trees and power lines on the north side of Checotah.

Hail in MCINTOSH, OKLAHOMA
From 25-APR-17 23:29:00 to 25-APR-17 23:29:00 (CST-6)
Location: RENTIESVILLE
Magnitude: 2.75 
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MCINTOSH, OKLAHOMA
From 25-APR-17 23:33:00 to 25-APR-17 23:33:00 (CST-6)
Location: RENTIESVILLE
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LE FLORE, OKLAHOMA
From 26-APR-17 07:12:00 to 26-APR-17 07:12:00 (CST-6)
Location: HEAVENER
Magnitude: 1.75 
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Emergency Manager