A vigorous upper level disturbance, jet streak dynamics and a strong dry line combined to produce numerous rotating thunderstorms.  Large hail, flooding rains, and tornadoes were observed.

Heavy Rain in ELLIS, KANSAS
From 25-MAY-11 06:00:00 to 25-MAY-11 06:00:00 (CST-6)
Location: VICTORIA
Reported by: Trained Spotter

Hail in GRANT, KANSAS
From 24-MAY-11 13:27:00 to 24-MAY-11 13:27:00 (CST-6)
Location: COLUMBIAN CARBON
Magnitude: 1.00 
Reported by: State Official

Hail in GRANT, KANSAS
From 24-MAY-11 14:15:00 to 24-MAY-11 14:15:00 (CST-6)
Location: STANO STATION
Magnitude: 1.00 
Reported by: Public

Hail in LANE, KANSAS
From 24-MAY-11 03:50:00 to 24-MAY-11 03:50:00 (CST-6)
Location: HEALY
Magnitude: 0.88 
Reported by: Law Enforcement

Hail in LANE, KANSAS
From 24-MAY-11 03:40:00 to 24-MAY-11 03:40:00 (CST-6)
Location: HEALY
Magnitude: 0.75 
Reported by: COOP Observer

Hail in LANE, KANSAS
From 24-MAY-11 04:30:00 to 24-MAY-11 04:30:00 (CST-6)
Location: SHIELDS
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in LANE, KANSAS
From 24-MAY-11 03:46:00 to 24-MAY-11 03:46:00 (CST-6)
Location: HEALY
Magnitude: 1.00 
Reported by: Public

Hail in NESS, KANSAS
From 24-MAY-11 16:30:00 to 24-MAY-11 16:30:00 (CST-6)
Location: BROWNELL
Magnitude: 0.75 
Reported by: Trained Spotter

Heavy Rain in RUSH, KANSAS
From 24-MAY-11 16:30:00 to 25-MAY-11 06:00:00 (CST-6)
Location: LIEBENTHAL
Reported by: Trained Spotter

Rainfall of 2.83 was reported with most falling during the late afternoon and evening hours on 5/24.

Heavy Rain in RUSH, KANSAS
From 24-MAY-11 16:00:00 to 25-MAY-11 06:00:00 (CST-6)
Location: LORETTA
Reported by: Trained Spotter

Rainfall of 3.25 was reported with most of the rain falling during the late afternoon and evening hours on 5/24.

Tornado in FINNEY, KANSAS
From 24-MAY-11 14:45:00 to 24-MAY-11 14:46:00 (CST-6)
Location: EMINENCE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

This was another brief spin-up.

Tornado in PAWNEE, KANSAS
From 24-MAY-11 17:01:00 to 24-MAY-11 17:14:00 (CST-6)
Location: ROZEL
Tornado F-scale: EF1
Property damage: 110.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The thunderstorm that produced the tornado developed extremely quickly. The tornado did damage to trees and irrigation sprinklers and was rated a high end EF1.

Hail in GRAY, KANSAS
From 24-MAY-11 13:37:00 to 24-MAY-11 13:37:00 (CST-6)
Location: INGALLS MUNI ARPT
Magnitude: 2.75 
Reported by: Public

Most of the hail was pea to quarter sized.  There was also a funnel cloud observed in the vicinity.

Hail in GRAY, KANSAS
From 24-MAY-11 14:35:00 to 24-MAY-11 14:35:00 (CST-6)
Location: INGALLS MUNI ARPT
Magnitude: 2.75 
Reported by: Public

Hail in GRAY, KANSAS
From 24-MAY-11 14:37:00 to 24-MAY-11 14:37:00 (CST-6)
Location: INGALLS MUNI ARPT
Magnitude: 2.75 
Reported by: Public

Thunderstorm Wind in RUSH, KANSAS
From 24-MAY-11 17:15:00 to 24-MAY-11 17:15:00 (CST-6)
Location: LA CROSSE HOOVER ARP
Magnitude: 78.00 EG
Reported by: Trained Spotter

A roof was blown off a building and power poles were blown all across LaCrosse.

Thunderstorm Wind in RUSH, KANSAS
From 24-MAY-11 17:20:00 to 24-MAY-11 17:20:00 (CST-6)
Location: RUSH CENTER
Magnitude: 70.00 EG
Property damage: 14.00K
Reported by: Trained Spotter

High winds produced minor roof damage, blew down signs and blew down 11 power poles between LaCrosse and Rush Center.

Thunderstorm Wind in PRATT, KANSAS
From 24-MAY-11 15:24:00 to 24-MAY-11 15:24:00 (CST-6)
Location: PRATT
Magnitude: 70.00 EG
Reported by: Emergency Manager

Winds were estimated to be at least 70 MPH.

Thunderstorm Wind in SCOTT, KANSAS
From 24-MAY-11 15:48:00 to 24-MAY-11 15:48:00 (CST-6)
Location: SCOTT CITY
Magnitude: 54.00 MG
Reported by: Trained Spotter

Thunderstorm Wind in LANE, KANSAS
From 24-MAY-11 15:10:00 to 24-MAY-11 15:10:00 (CST-6)
Location: DIGHTON
Magnitude: 52.00 EG
Reported by: Public

Winds were estimated to be 60 MPH.

Hail in MORTON, KANSAS
From 24-MAY-11 12:10:00 to 24-MAY-11 12:10:00 (CST-6)
Location: ROLLA
Magnitude: 1.00 
Reported by: Public

Hail in MORTON, KANSAS
From 24-MAY-11 13:35:00 to 24-MAY-11 13:35:00 (CST-6)
Location: WILBURTON
Magnitude: 1.75 
Reported by: Trained Spotter

The hail covered the ground and accumulated to six inches deep along the side of buildings.  The wind gusted to 60 MPH.

Hail in STEVENS, KANSAS
From 24-MAY-11 12:48:00 to 24-MAY-11 12:48:00 (CST-6)
Location: HUGOTON MUNI ARPT
Magnitude: 1.00 
Reported by: Public

Hail in MORTON, KANSAS
From 24-MAY-11 13:55:00 to 24-MAY-11 13:55:00 (CST-6)
Location: RICHFIELD
Magnitude: 0.88 
Reported by: Public

Hail in MORTON, KANSAS
From 24-MAY-11 14:05:00 to 24-MAY-11 14:05:00 (CST-6)
Location: RICHFIELD
Magnitude: 0.88 
Reported by: Public

Hail in PRATT, KANSAS
From 24-MAY-11 15:18:00 to 24-MAY-11 15:18:00 (CST-6)
Location: COATS
Magnitude: 1.75 
Reported by: Emergency Manager

Hail in STAFFORD, KANSAS
From 24-MAY-11 18:08:00 to 24-MAY-11 18:08:00 (CST-6)
Location: STAFFORD ARPT
Magnitude: 1.00 
Reported by: Public

Hail in STAFFORD, KANSAS
From 24-MAY-11 15:24:00 to 24-MAY-11 15:24:00 (CST-6)
Location: DILLWYN
Magnitude: 2.75 
Reported by: Public

Hail in PAWNEE, KANSAS
From 24-MAY-11 17:14:00 to 24-MAY-11 17:14:00 (CST-6)
Location: SANFORD
Magnitude: 0.88 
Reported by: Trained Spotter

Hail in STAFFORD, KANSAS
From 24-MAY-11 16:00:00 to 24-MAY-11 16:00:00 (CST-6)
Location: SEWARD
Magnitude: 1.75 
Reported by: Public

Hail in SCOTT, KANSAS
From 24-MAY-11 14:55:00 to 24-MAY-11 14:55:00 (CST-6)
Location: GRIGSTON
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in PAWNEE, KANSAS
From 24-MAY-11 15:45:00 to 24-MAY-11 15:45:00 (CST-6)
Location: ASH VALLEY
Magnitude: 1.75 
Reported by: Public

Hail in NESS, KANSAS
From 24-MAY-11 15:56:00 to 24-MAY-11 15:56:00 (CST-6)
Location: LAIRD
Magnitude: 4.25 
Reported by: Trained Spotter

Hail in RUSH, KANSAS
From 24-MAY-11 17:30:00 to 24-MAY-11 17:30:00 (CST-6)
Location: RUSH CENTER
Magnitude: 1.75 
Reported by: Public

Hail in RUSH, KANSAS
From 24-MAY-11 17:36:00 to 24-MAY-11 17:36:00 (CST-6)
Location: RUSH CENTER
Magnitude: 1.75 
Reported by: Public

Hail in NESS, KANSAS
From 24-MAY-11 16:08:00 to 24-MAY-11 16:08:00 (CST-6)
Location: NESS CITY
Magnitude: 2.75 
Reported by: Emergency Manager

Hail in NESS, KANSAS
From 24-MAY-11 16:03:00 to 24-MAY-11 16:03:00 (CST-6)
Location: NESS CITY
Magnitude: 0.88 
Reported by: Emergency Manager

Hail in NESS, KANSAS
From 24-MAY-11 16:20:00 to 24-MAY-11 16:20:00 (CST-6)
Location: NESS CITY
Magnitude: 2.75 
Reported by: Public

Hail in NESS, KANSAS
From 24-MAY-11 16:09:00 to 24-MAY-11 16:09:00 (CST-6)
Location: NESS CITY
Magnitude: 2.75 
Reported by: Emergency Manager

Hail in RUSH, KANSAS
From 24-MAY-11 16:30:00 to 24-MAY-11 16:30:00 (CST-6)
Location: TIMKEN
Magnitude: 4.25 
Reported by: Law Enforcement

The hail was even covering the ground.

Hail in RUSH, KANSAS
From 24-MAY-11 16:21:00 to 24-MAY-11 16:21:00 (CST-6)
Location: TIMKEN
Magnitude: 6.00 
Reported by: Public

This giant hail was outside a church that had hail penetrate the roof. There may have been bigger stones in the local vicinity.

Hail in GRAY, KANSAS
From 24-MAY-11 13:35:00 to 24-MAY-11 13:35:00 (CST-6)
Location: INGALLS MUNI ARPT
Magnitude: 2.75 
Reported by: Public

Hail in BARBER, KANSAS
From 24-MAY-11 15:06:00 to 24-MAY-11 15:06:00 (CST-6)
Location: DEERHEAD
Magnitude: 1.75 
Reported by: Public

Hail in ELLIS, KANSAS
From 24-MAY-11 06:00:00 to 24-MAY-11 06:00:00 (CST-6)
Location: CATHARINE
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in ELLIS, KANSAS
From 24-MAY-11 06:15:00 to 24-MAY-11 06:15:00 (CST-6)
Location: WALKER
Magnitude: 0.75 
Reported by: Public

Hail in RUSH, KANSAS
From 24-MAY-11 16:48:00 to 24-MAY-11 16:48:00 (CST-6)
Location: ALEXANDER
Magnitude: 1.75 
Reported by: Trained Spotter

Hail in RUSH, KANSAS
From 24-MAY-11 17:00:00 to 24-MAY-11 17:00:00 (CST-6)
Location: ALEXANDER
Magnitude: 2.75 
Reported by: Public

Hail in RUSH, KANSAS
From 24-MAY-11 16:16:00 to 24-MAY-11 16:16:00 (CST-6)
Location: TIMKEN
Magnitude: 2.75 
Reported by: Emergency Manager

Hail in NESS, KANSAS
From 24-MAY-11 05:45:00 to 24-MAY-11 05:45:00 (CST-6)
Location: BAZINE
Magnitude: 1.00 
Reported by: Public

The hail broke holes in the fiberglass roof panels on a shed.

Hail in NESS, KANSAS
From 24-MAY-11 05:46:00 to 24-MAY-11 05:46:00 (CST-6)
Location: BAZINE
Magnitude: 1.00 
Reported by: Public

The ground was white with the stones varying from pea to quarter size.

Hail in NESS, KANSAS
From 24-MAY-11 16:20:00 to 24-MAY-11 16:20:00 (CST-6)
Location: NESS CITY ARPT
Magnitude: 1.50 
Reported by: Public

Tornado in RUSH, KANSAS
From 24-MAY-11 16:20:00 to 24-MAY-11 16:25:00 (CST-6)
Location: TIMKEN
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

This was a small tornado that was developing along with a wall cloud.

Hail in ELLIS, KANSAS
From 24-MAY-11 05:40:00 to 24-MAY-11 05:40:00 (CST-6)
Location: ELLIS
Magnitude: 0.75 
Reported by: Public

Hail in FINNEY, KANSAS
From 24-MAY-11 14:05:00 to 24-MAY-11 14:05:00 (CST-6)
Location: GARDEN CITY
Magnitude: 1.00 
Reported by: Law Enforcement

Hail in NESS, KANSAS
From 24-MAY-11 04:40:00 to 24-MAY-11 04:40:00 (CST-6)
Location: UTICA
Magnitude: 1.75 
Reported by: Trained Spotter

Hail in SCOTT, KANSAS
From 24-MAY-11 02:55:00 to 24-MAY-11 02:55:00 (CST-6)
Location: MANNING
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in NESS, KANSAS
From 24-MAY-11 16:25:00 to 24-MAY-11 16:25:00 (CST-6)
Location: RANSOM
Magnitude: 0.75 
Reported by: Public

Hail in LANE, KANSAS
From 24-MAY-11 15:25:00 to 24-MAY-11 15:25:00 (CST-6)
Location: PENDENNIS
Magnitude: 1.00 
Reported by: Public

Tornado in RUSH, KANSAS
From 24-MAY-11 16:35:00 to 24-MAY-11 16:49:00 (CST-6)
Location: TIMKEN
Tornado F-scale: EF0
Reported by: NWS Storm Survey

This large tornado developed very near Timken and appeared to be a multi-vortex tornado.  Storm chasers said it moved slowly at first as it grew very large and then picked up speed as it dissipated north of the highway.  Due to the vast amount of flooding in the area, there may have been damage greater that high-end EF1, or at least capable based on eye witness reports.

Tornado in RUSH, KANSAS
From 24-MAY-11 17:27:00 to 24-MAY-11 17:31:00 (CST-6)
Location: RUSH CENTER
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Another storm south of the Timken tornado produced this tornado but it did not strike anything to damage.

Hail in FINNEY, KANSAS
From 24-MAY-11 14:23:00 to 24-MAY-11 14:23:00 (CST-6)
Location: PIERCEVILLE
Magnitude: 1.75 
Reported by: Public

Hail in FINNEY, KANSAS
From 24-MAY-11 14:27:00 to 24-MAY-11 14:27:00 (CST-6)
Location: PIERCEVILLE
Magnitude: 4.25 
Reported by: Law Enforcement

Baseball to softball sized hail was observed.

Hail in FINNEY, KANSAS
From 24-MAY-11 14:20:00 to 24-MAY-11 14:20:00 (CST-6)
Location: (GCK)GARDEN CITY ARPT
Magnitude: 2.00 
Reported by: Trained Spotter

Hail in FINNEY, KANSAS
From 24-MAY-11 14:15:00 to 24-MAY-11 14:15:00 (CST-6)
Location: PIERCEVILLE
Magnitude: 2.75 
Reported by: Trained Spotter

Hail was from tennis to baseball sized.

Hail in FINNEY, KANSAS
From 24-MAY-11 14:50:00 to 24-MAY-11 14:50:00 (CST-6)
Location: EMINENCE
Magnitude: 1.00 
Reported by: NWS Employee

Hail in FINNEY, KANSAS
From 24-MAY-11 15:00:00 to 24-MAY-11 15:00:00 (CST-6)
Location: EMINENCE
Magnitude: 2.00 
Reported by: NWS Employee

Hail in ELLIS, KANSAS
From 24-MAY-11 16:49:00 to 24-MAY-11 16:49:00 (CST-6)
Location: PFEIFER
Magnitude: 1.50 
Reported by: Public

Hail in GRAY, KANSAS
From 24-MAY-11 13:35:00 to 24-MAY-11 13:39:00 (CST-6)
Location: INGALLS MUNI ARPT
Magnitude: 2.75 
Reported by: Public

The hail broke a hole through an insulated and heated bird bath.  The hole was larger than a fist.

Tornado in GRAY, KANSAS
From 24-MAY-11 14:34:00 to 24-MAY-11 14:36:00 (CST-6)
Location: INGALLS MUNI ARPT
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

This was a brief and weak tornado.

Tornado in STAFFORD, KANSAS
From 24-MAY-11 15:52:00 to 24-MAY-11 16:06:00 (CST-6)
Location: HUDSON
Tornado F-scale: EF2
Reported by: NWS Storm Survey

This tornado moved north/northwest and unfortunately claimed two lives.  The tornado hit a house (among trees, outbuildings, fences) and the persons involved were parked under a tree in the drive way of the home.  Tragically, the very large tree was uprooted and landed on the vehicle.  A female (age 21) that was in the back seat was severely injured.  A female (age 56) and her son (age 17) in the front seat were crushed and apparently killed instantly.  The tornado moved on into Barton county at 606 PM. The house received EF2 damage and the occupant of the home was in the basement, but arrived there less than 30 seconds before the tornado hit.

Hail in MORTON, KANSAS
From 24-MAY-11 12:05:00 to 24-MAY-11 12:05:00 (CST-6)
Location: ROLLA
Magnitude: 1.00 
Reported by: Trained Spotter

The hail covered the ground.

Tornado in HASKELL, KANSAS
From 24-MAY-11 13:35:00 to 24-MAY-11 13:38:00 (CST-6)
Location: SATANTA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The observer reported debris clearly rotating.