Strong to severe thunderstorms developed during the late evening hours of the 28th over portions of eastern Oklahoma, along and north of a warm front that had moved into the area during the day. These storms produced a strong tornado, hail up to baseball size, damaging wind, and locally heavy rainfall through the early morning hours of the 29th.
Another round of severe weather developed during the afternoon hours of the 29th, as a cold front moved into the area from the north. These storms produced a tornado, hail up to golfball size, damaging wind, and locally heavy rainfall.

Hail in LE FLORE, OKLAHOMA
From 28-APR-17 21:50:00 to 28-APR-17 21:50:00 (CST-6)
Location: STONY PT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in LE FLORE, OKLAHOMA
From 28-APR-17 22:05:00 to 28-APR-17 22:05:00 (CST-6)
Location: ARKOMA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in MCINTOSH, OKLAHOMA
From 28-APR-17 22:20:00 to 28-APR-17 22:20:00 (CST-6)
Location: ONAPA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in SEQUOYAH, OKLAHOMA
From 28-APR-17 22:15:00 to 28-APR-17 22:15:00 (CST-6)
Location: WEST FT SMITH
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MUSKOGEE, OKLAHOMA
From 28-APR-17 22:33:00 to 28-APR-17 22:33:00 (CST-6)
Location: MUSKOGEE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CHEROKEE, OKLAHOMA
From 29-APR-17 00:33:00 to 29-APR-17 00:33:00 (CST-6)
Location: TAHLEQUAH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in CHOCTAW, OKLAHOMA
From 29-APR-17 15:00:00 to 29-APR-17 15:00:00 (CST-6)
Location: BOSWELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in PITTSBURG, OKLAHOMA
From 29-APR-17 15:10:00 to 29-APR-17 15:10:00 (CST-6)
Location: HAILEYVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ADAIR, OKLAHOMA
From 29-APR-17 16:30:00 to 29-APR-17 16:30:00 (CST-6)
Location: STILWELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Tornado in SEQUOYAH, OKLAHOMA
From 29-APR-17 15:17:00 to 29-APR-17 15:30:00 (CST-6)
Location: SALLISAW ARPT
Tornado F-scale: EF1
Property damage: 20.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed southwest of Shadow Creek Country Club. It moved northeast uprooting trees, snapping power poles, and destroying outbuildings. Based on this damage, maximum estimated wind in the tornado was 90 to 100 mph.

Tornado in LE FLORE, OKLAHOMA
From 28-APR-17 21:36:00 to 28-APR-17 21:51:00 (CST-6)
Location: NEFF
Tornado F-scale: EF2
Property damage: 150.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed southwest of Cameron and moved generally north. It destroyed mobile homes, damaged homes, destroyed outbuildings, snapped numerous trees and power poles, uprooted numerous trees, and rolled several vehicles. Based on this damage, maximum estimated wind in the tornado was 110 to 120 mph.

Hail in OSAGE, OKLAHOMA
From 29-APR-17 03:45:00 to 29-APR-17 03:45:00 (CST-6)
Location: SKIATOOK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Flash Flood in LATIMER, OKLAHOMA
From 29-APR-17 18:00:00 to 29-APR-17 23:15:00 (CST-6)
Location: DRUMB
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Several roads west of Wilburton were flooded. Highbridge Road was severely flooded at Beaver Creek. A woman drove into flood waters there, was washed downstream, and drowned.

Hail in LE FLORE, OKLAHOMA
From 28-APR-17 21:49:00 to 28-APR-17 21:49:00 (CST-6)
Location: POTEAU
Magnitude: 1.75 
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in LE FLORE, OKLAHOMA
From 28-APR-17 21:50:00 to 28-APR-17 21:50:00 (CST-6)
Location: ARKOMA
Magnitude: 1.75 
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in CREEK, OKLAHOMA
From 29-APR-17 02:55:00 to 29-APR-17 02:55:00 (CST-6)
Location: OILTON
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong thunderstorm wind blew down several trees.

Thunderstorm Wind in OSAGE, OKLAHOMA
From 29-APR-17 03:16:00 to 29-APR-17 03:16:00 (CST-6)
Location: PRUE
Magnitude: 56.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: County Official

Strong thunderstorm wind destroyed a windmill and damaged the roofs of homes.

Thunderstorm Wind in OSAGE, OKLAHOMA
From 29-APR-17 03:45:00 to 29-APR-17 03:45:00 (CST-6)
Location: SKIATOOK
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Thunderstorm wind gusts were estimated to near 60 mph.

Thunderstorm Wind in ROGERS, OKLAHOMA
From 29-APR-17 04:20:00 to 29-APR-17 04:20:00 (CST-6)
Location: TALALA
Magnitude: 65.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong thunderstorm wind damaged the roof of a home.

Thunderstorm Wind in ROGERS, OKLAHOMA
From 29-APR-17 04:20:00 to 29-APR-17 04:20:00 (CST-6)
Location: TALALA
Magnitude: 67.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Oklahoma Mesonet station near Talala measured 77 mph thunderstorm wind gusts.

Thunderstorm Wind in MAYES, OKLAHOMA
From 29-APR-17 04:45:00 to 29-APR-17 04:45:00 (CST-6)
Location: PRYOR
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm wind gusts were estimated to 65 mph north of Pryor.

Thunderstorm Wind in CRAIG, OKLAHOMA
From 29-APR-17 05:17:00 to 29-APR-17 05:17:00 (CST-6)
Location: TODD
Magnitude: 66.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

A storm chaser measured thunderstorm wind gusts to 76 mph.

Flash Flood in MAYES, OKLAHOMA
From 29-APR-17 09:30:00 to 29-APR-17 15:30:00 (CST-6)
Location: PRYOR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Streets were severely flooded in and around Pryor.

Flash Flood in MAYES, OKLAHOMA
From 29-APR-17 09:30:00 to 29-APR-17 15:30:00 (CST-6)
Location: ADAIR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Streets were severely flooded in and around Adair.

Flash Flood in MCINTOSH, OKLAHOMA
From 29-APR-17 10:12:00 to 29-APR-17 15:30:00 (CST-6)
Location: CHECOTAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Numerous streets were flooded in town.

Flash Flood in MUSKOGEE, OKLAHOMA
From 29-APR-17 11:26:00 to 29-APR-17 15:30:00 (CST-6)
Location: BACONE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Portions of Gibson Street were flooded near the Muskogee Turnpike.

Hail in MAYES, OKLAHOMA
From 29-APR-17 17:15:00 to 29-APR-17 17:15:00 (CST-6)
Location: GREEN
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flash Flood in CHEROKEE, OKLAHOMA
From 29-APR-17 11:38:00 to 29-APR-17 15:30:00 (CST-6)
Location: TAHLEQUAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Numerous streets were flooded in Tahlequah.

Flash Flood in ROGERS, OKLAHOMA
From 29-APR-17 13:28:00 to 29-APR-17 17:30:00 (CST-6)
Location: OOLOGAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The E 380 Road was flooded east of Highway 169, where a creek overflowed the bridge.

Flash Flood in MUSKOGEE, OKLAHOMA
From 29-APR-17 11:39:00 to 29-APR-17 15:30:00 (CST-6)
Location: SHOPTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Several streets were flooded in the Grandview neighborhood on the south side of Muskogee.

Flash Flood in CHEROKEE, OKLAHOMA
From 29-APR-17 13:30:00 to 29-APR-17 17:30:00 (CST-6)
Location: TAHLEQUAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A section of Highway 10 near Moodys was washed out from heavy rain and subsequent flooding.

Thunderstorm Wind in PITTSBURG, OKLAHOMA
From 29-APR-17 16:59:00 to 29-APR-17 16:59:00 (CST-6)
Location: QUINTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Thunderstorm wind gusts were estimated to 60 mph.

Thunderstorm Wind in SEQUOYAH, OKLAHOMA
From 29-APR-17 17:15:00 to 29-APR-17 17:15:00 (CST-6)
Location: GORE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Strong thunderstorm wind blew down several small trees.

Hail in MAYES, OKLAHOMA
From 29-APR-17 17:25:00 to 29-APR-17 17:25:00 (CST-6)
Location: ADAIR
Magnitude: 2.00 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Social Media

Flash Flood in PITTSBURG, OKLAHOMA
From 29-APR-17 17:45:00 to 29-APR-17 23:15:00 (CST-6)
Location: DOW
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous roads were flooded and closed.

Flash Flood in MUSKOGEE, OKLAHOMA
From 29-APR-17 17:47:00 to 29-APR-17 23:15:00 (CST-6)
Location: JAMESVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous roads across the county were flooded and impassable. Some roads were washed out, and one bridge was damaged.

Flash Flood in CHEROKEE, OKLAHOMA
From 29-APR-17 17:50:00 to 29-APR-17 23:15:00 (CST-6)
Location: COOKSON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Cato Creek Road was closed near Lake Tenkiller due to flooding.

Thunderstorm Wind in HASKELL, OKLAHOMA
From 29-APR-17 18:14:00 to 29-APR-17 18:14:00 (CST-6)
Location: STIGLER
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Strong thunderstorm wind blew down trees.

Flash Flood in MUSKOGEE, OKLAHOMA
From 29-APR-17 18:43:00 to 29-APR-17 23:15:00 (CST-6)
Location: HATBOX ARPT
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple roads across town were flooded and impassable. Some houses on south side of town were evacuated due to them being inundated by flood water.

Flash Flood in SEQUOYAH, OKLAHOMA
From 29-APR-17 18:45:00 to 29-APR-17 23:15:00 (CST-6)
Location: VIAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Numerous streets were flooded in Vian.

Flash Flood in TULSA, OKLAHOMA
From 29-APR-17 19:29:00 to 29-APR-17 23:00:00 (CST-6)
Location: TULSA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous streets were flooded on the northeast side of town.

Flash Flood in ROGERS, OKLAHOMA
From 29-APR-17 20:20:00 to 29-APR-17 23:15:00 (CST-6)
Location: OOLOGAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Portions of the E 380 Road were flooded east of Highway 169.

Flash Flood in ROGERS, OKLAHOMA
From 29-APR-17 20:25:00 to 29-APR-17 23:15:00 (CST-6)
Location: SAGEEYAH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A portion of Highway 20 at Keetonville Hill was down to one lane due to debris in the roadway following a mud slide.

Flash Flood in OKMULGEE, OKLAHOMA
From 29-APR-17 21:24:00 to 29-APR-17 23:00:00 (CST-6)
Location: SCHULTER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Cherry Road northwest of Schulter was closed due to high water.

Flash Flood in TULSA, OKLAHOMA
From 29-APR-17 20:30:00 to 29-APR-17 23:00:00 (CST-6)
Location: OWASSO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Portions of E 86th Street N were flooded and closed between N Sheridan Road and N Yale Avenue.

Flash Flood in HASKELL, OKLAHOMA
From 29-APR-17 22:00:00 to 29-APR-17 23:15:00 (CST-6)
Location: KINTA
Flood cause: Heavy Rain
Property damage: 500.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Approximately 40 structures were damaged by flood waters. Numerous roads were flooded in town.

Flash Flood in OKMULGEE, OKLAHOMA
From 29-APR-17 22:00:00 to 29-APR-17 23:15:00 (CST-6)
Location: HECTOR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Portions of Bixby Road were closed between Hectorville Road and Ferguson Road due to flooding.

Flash Flood in ROGERS, OKLAHOMA
From 29-APR-17 22:00:00 to 29-APR-17 23:00:00 (CST-6)
Location: OWASSO ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Portions of E 106th Street N were flooded and impassable between N 161st E Avenue and N 193rd E Avenue. Portions of N 193rd E Avenue were flooded between E 106th Street N and Highway 20.

Flash Flood in MCINTOSH, OKLAHOMA
From 29-APR-17 22:53:00 to 29-APR-17 23:15:00 (CST-6)
Location: CHECOTAH
Flood cause: Heavy Rain
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Many roads in town were flooded and impassable, and flood water inundated some homes.

Hail in LE FLORE, OKLAHOMA
From 28-APR-17 21:45:00 to 28-APR-17 21:45:00 (CST-6)
Location: POCOLA
Magnitude: 2.75 
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Broadcast Media