Severe thunderstorms developed along and ahead of a dry line over central Oklahoma during the afternoon hours. Very unstable air along with very strong low level wind shear resulted in a number of supercell thunderstorms. These storms produced numerous tornadoes, very large hail, and damaging wind gusts as they moved eastward across eastern Oklahoma during the evening hours.

Tornado in OSAGE, OKLAHOMA
From 10-MAY-10 16:12:00 to 10-MAY-10 16:25:00 (CST-6)
Location: FAIRFAX
Tornado F-scale: EF1
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado that developed over northeastern Noble County continued into western Osage County, where it damaged several homes, uprooted or snapped numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 110 mph.

Tornado in OSAGE, OKLAHOMA
From 10-MAY-10 16:33:00 to 10-MAY-10 16:33:00 (CST-6)
Location: BURBANK
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A tornado briefly developed over open country.

Tornado in OSAGE, OKLAHOMA
From 10-MAY-10 16:41:00 to 10-MAY-10 16:42:00 (CST-6)
Location: FORAKER CODDING ARPT
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An off-duty NWS employee reported a tornado over open country.

Tornado in OSAGE, OKLAHOMA
From 10-MAY-10 16:45:00 to 10-MAY-10 16:46:00 (CST-6)
Location: PAWHUSKA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Several storm chasers reported a tornado over open country.

Tornado in OKFUSKEE, OKLAHOMA
From 10-MAY-10 17:35:00 to 10-MAY-10 17:47:00 (CST-6)
Location: BEARDEN
Tornado F-scale: EF1
Property damage: 15.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado moved into southwestern Okfuskee County from Seminole County. The tornado snapped or uprooted numerous trees and blew down power poles in Okfuskee County. The estimated peak wind in this segment of the tornado's path based on this damage was 95 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:16:00 to 10-MAY-10 18:17:00 (CST-6)
Location: BURNEY
Tornado F-scale: EF2
Property damage: 40.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado destroyed a mobile home, damaged a barn, and snapped or uprooted numerous trees. The estimated peak wind in the tornado based on this damage was 115 mph.

Tornado in OKFUSKEE, OKLAHOMA
From 10-MAY-10 18:17:00 to 10-MAY-10 18:35:00 (CST-6)
Location: BOLEY
Tornado F-scale: EF1
Property damage: 40.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado removed a large section of the roof of the Boley Police Department, damaged homes, snapped or uprooted numerous trees and blew down power poles. The estimated peak wind in the tornado based on this damage was 105 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:23:00 to 10-MAY-10 18:41:00 (CST-6)
Location: BURNEY
Tornado F-scale: EF2
Property damage: 125.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed just north of I-40 and south of Lake Eufaula, moved east-northeast across the lake, and then curved northeast before dissipating north-northeast of the intersection of Highway 266 and Highway 72. The tornado severely damaged homes and mobile homes, destroyed several barns, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 115 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:28:00 to 10-MAY-10 18:30:00 (CST-6)
Location: BURNEY
Tornado F-scale: EF1
Property damage: 3.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado uprooted or snapped numerous trees and rolled a tractor. The estimated peak wind in the tornado based on this damage was 110 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:31:00 to 10-MAY-10 18:32:00 (CST-6)
Location: PIERCE
Tornado F-scale: EF1
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado uprooted trees, snapped large tree limbs, and blew down power poles. The estimated peak wind in the tornado based on this damage was 85 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:32:00 to 10-MAY-10 18:32:00 (CST-6)
Location: PIERCE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped large tree limbs. The estimated peak wind in the tornado based on this damage was 80 mph.

Tornado in SEQUOYAH, OKLAHOMA
From 10-MAY-10 19:11:00 to 10-MAY-10 19:20:00 (CST-6)
Location: GORE
Tornado F-scale: EF1
Property damage: 150.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado that developed northwest of Webbers Falls in Muskogee County continued into Sequoyah County where it damaged docks on Tenkiller Lake, damaged several homes, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 110 mph.

Tornado in SEQUOYAH, OKLAHOMA
From 10-MAY-10 19:27:00 to 10-MAY-10 19:31:00 (CST-6)
Location: MARBLE CITY
Tornado F-scale: EF1
Property damage: 5.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 105 mph.

Tornado in MUSKOGEE, OKLAHOMA
From 10-MAY-10 18:56:00 to 10-MAY-10 18:58:00 (CST-6)
Location: MARTIN
Tornado F-scale: EF1
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped or uprooted numerous trees, damaged the roofs of a couple homes, and blew down power poles. The estimated peak wind in the tornado based on this damage was 105 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:33:00 to 10-MAY-10 18:40:00 (CST-6)
Location: RICHARDSVILLE
Tornado F-scale: EF1
Property damage: 200.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An apparent anticyclonic tornado destroyed the fire department, severely damaged several mobile homes, damaged homes, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 105 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:35:00 to 10-MAY-10 18:36:00 (CST-6)
Location: HICHITA
Tornado F-scale: EF2
Property damage: 200.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado destroyed a mobile home and a barn, severely damaged a couple homes, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 115 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:46:00 to 10-MAY-10 18:56:00 (CST-6)
Location: RENTIESVILLE
Tornado F-scale: EF1
Property damage: 30.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado severely damaged a mobile home, damaged a home, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 110 mph.

Thunderstorm Wind in OSAGE, OKLAHOMA
From 10-MAY-10 16:30:00 to 10-MAY-10 16:30:00 (CST-6)
Location: BURBANK
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

This was a second peak wind at this mesonet station that occurred after the tornado had passed.

Hail in CREEK, OKLAHOMA
From 10-MAY-10 17:54:00 to 10-MAY-10 17:54:00 (CST-6)
Location: BELLVUE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Thunderstorm Wind in PITTSBURG, OKLAHOMA
From 10-MAY-10 19:15:00 to 10-MAY-10 19:15:00 (CST-6)
Location: ARPELAR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Strong thunderstorm wind blew down several trees.

Hail in ADAIR, OKLAHOMA
From 10-MAY-10 19:35:00 to 10-MAY-10 19:35:00 (CST-6)
Location: BUNCH
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in ADAIR, OKLAHOMA
From 10-MAY-10 19:35:00 to 10-MAY-10 19:35:00 (CST-6)
Location: BUNCH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Thunderstorm Wind in OSAGE, OKLAHOMA
From 10-MAY-10 16:25:00 to 10-MAY-10 16:25:00 (CST-6)
Location: BURBANK
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

This mesonet station likely sampled the periphery of the tornado that dissipated several miles south of Burbank.

Thunderstorm Wind in OSAGE, OKLAHOMA
From 10-MAY-10 17:15:00 to 10-MAY-10 17:15:00 (CST-6)
Location: SHIDLER
Magnitude: 56.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: County Official

Strong thunderstorm wind blew down four power poles just west of town.

Hail in OKFUSKEE, OKLAHOMA
From 10-MAY-10 17:34:00 to 10-MAY-10 17:34:00 (CST-6)
Location: BEARDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in WASHINGTON, OKLAHOMA
From 10-MAY-10 17:48:00 to 10-MAY-10 17:48:00 (CST-6)
Location: DEWEY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Thunderstorm Wind in OKFUSKEE, OKLAHOMA
From 10-MAY-10 17:55:00 to 10-MAY-10 17:55:00 (CST-6)
Location: OKEMAH
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in OKMULGEE, OKLAHOMA
From 10-MAY-10 18:15:00 to 10-MAY-10 18:15:00 (CST-6)
Location: HENRYETTA
Magnitude: 1.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in OKFUSKEE, OKLAHOMA
From 10-MAY-10 18:30:00 to 10-MAY-10 18:30:00 (CST-6)
Location: CASTLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in MUSKOGEE, OKLAHOMA
From 10-MAY-10 18:35:00 to 10-MAY-10 18:35:00 (CST-6)
Location: COUNCIL HILL
Magnitude: 2.75 
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in PITTSBURG, OKLAHOMA
From 10-MAY-10 19:35:00 to 10-MAY-10 19:35:00 (CST-6)
Location: MC ALESTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in CHOCTAW, OKLAHOMA
From 10-MAY-10 20:26:00 to 10-MAY-10 20:26:00 (CST-6)
Location: BOSWELL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Strong thunderstorm wind blew down numerous large tree limbs.

Hail in LATIMER, OKLAHOMA
From 10-MAY-10 20:30:00 to 10-MAY-10 20:30:00 (CST-6)
Location: RED OAK
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Tornado in MUSKOGEE, OKLAHOMA
From 10-MAY-10 19:06:00 to 10-MAY-10 19:11:00 (CST-6)
Location: MC LAIN
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed northwest of Webbers Falls, moved east-northeast, snapping or uprooting numerous trees. The tornado overturned several campers and recreational vehicles at Brewer Bend Campground where several people were injured. The estimated peak wind in the tornado based on this damage was 110 mph. The tornado continued into Sequoyah County.

Hail in OSAGE, OKLAHOMA
From 10-MAY-10 17:30:00 to 10-MAY-10 17:30:00 (CST-6)
Location: GRAINOLA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MUSKOGEE, OKLAHOMA
From 10-MAY-10 18:41:00 to 10-MAY-10 18:41:00 (CST-6)
Location: OKTAHA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Post Office

Tornado in OKFUSKEE, OKLAHOMA
From 10-MAY-10 17:45:00 to 10-MAY-10 18:10:00 (CST-6)
Location: BEARDEN
Tornado F-scale: EF1
Property damage: 40.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed south of Okemah, moved east-northeast for several miles then curved to the northeast moving over the south and east side of Clearview before dissipating north of I-40 north of Pharoah. The tornado damaged homes, destroyed outbuildings, snapped or uprooted numerous trees, and blew down power poles. The estimated peak wind in the tornado based on this damage was 105 mph.

Tornado in OKMULGEE, OKLAHOMA
From 10-MAY-10 18:03:00 to 10-MAY-10 18:04:00 (CST-6)
Location: BRYANT
Tornado F-scale: EF0
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped numerous large tree limbs and damaged the siding of a house. The estimated peak wind in the tornado based on this damage was 80 mph.

Tornado in OKMULGEE, OKLAHOMA
From 10-MAY-10 18:04:00 to 10-MAY-10 18:22:00 (CST-6)
Location: HENRYETTA ARPT
Tornado F-scale: EF2
Property damage: 150.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado developed southwest of Henryetta, moved east-northeast across Henryetta Lake then turned sharply northeast before dissipating northeast of Dewar. The tornado destroyed a mobile home near Lake Henryetta. The tornado also damaged several homes, another mobile home and a boat dock, snapped or uprooted numerous trees and blew down power poles. The estimated peak wind in the tornado based on this damage was 115 mph.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:25:00 to 10-MAY-10 18:25:00 (CST-6)
Location: BURNEY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado snapped numerous large tree limbs. The estimated peak wind in the tornado based on this damage was 80 mph.

Hail in OSAGE, OKLAHOMA
From 10-MAY-10 16:32:00 to 10-MAY-10 16:32:00 (CST-6)
Location: PAWHUSKA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in SEQUOYAH, OKLAHOMA
From 10-MAY-10 19:20:00 to 10-MAY-10 19:20:00 (CST-6)
Location: BOX
Magnitude: 2.75 
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in OKFUSKEE, OKLAHOMA
From 10-MAY-10 17:51:00 to 10-MAY-10 17:51:00 (CST-6)
Location: OKEMAH
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Large tree limbs were snapped by strong thunderstorm wind gusts.

Tornado in MCINTOSH, OKLAHOMA
From 10-MAY-10 18:30:00 to 10-MAY-10 18:31:00 (CST-6)
Location: PIERCE
Tornado F-scale: EF1
Property damage: 2.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado uprooted trees, snapped large tree limbs, and blew down power poles. The estimated peak wind in the tornado based on this damage was 85 mph.