Scattered thunderstorms developed and intensified in Colorado and moved into northwest Kansas during the evening.  Strong outflow from storms produced a few reports of wind damage.  Marginally severe hail and flash flooding were also reported during the evening in Kansas.

Thunderstorm Wind in THOMAS, KANSAS
From 15-AUG-09 19:40:00 to 15-AUG-09 19:40:00 (CST-6)
Location: LEVANT
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Peak thunderstorm winds were estimated to be near 65 mph.

Hail in SHERIDAN, KANSAS
From 15-AUG-09 20:55:00 to 15-AUG-09 20:55:00 (CST-6)
Location: SELDEN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in NORTON, KANSAS
From 15-AUG-09 21:47:00 to 15-AUG-09 21:47:00 (CST-6)
Location: NORTON MUNI ARPT
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in SHERMAN, KANSAS
From 15-AUG-09 18:18:00 to 15-AUG-09 18:18:00 (MST-7)
Location: EDSON
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported branches 8-10 inches in diameter knocked down by thunderstorm winds.  Time of report estimated from Doppler radar.

Thunderstorm Wind in NORTON, KANSAS
From 15-AUG-09 21:50:00 to 15-AUG-09 21:50:00 (CST-6)
Location: NORTON
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Newspaper

Thunderstorm winds blew down fences, uprooted trees and broke a storefront window in the town of Norton.  Time of event estimated from other storm reports and Doppler radar.

Thunderstorm Wind in SHERMAN, KANSAS
From 15-AUG-09 17:30:00 to 15-AUG-09 17:30:00 (MST-7)
Location: KANORADO ARPT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Peak winds were estimated to be near 60 mph.

Thunderstorm Wind in CHEYENNE, KANSAS
From 15-AUG-09 18:55:00 to 15-AUG-09 18:55:00 (CST-6)
Location: ST FRANCIS
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Peak thunderstorm winds were estimated to be near 65 mph.

Thunderstorm Wind in CHEYENNE, KANSAS
From 15-AUG-09 19:23:00 to 15-AUG-09 19:23:00 (CST-6)
Location: BIRD CITY
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in SHERIDAN, KANSAS
From 15-AUG-09 20:57:00 to 15-AUG-09 20:57:00 (CST-6)
Location: SELDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain totaling 0.90 inches fell in about a 20 minute period.

Thunderstorm Wind in NORTON, KANSAS
From 15-AUG-09 21:50:00 to 15-AUG-09 21:50:00 (CST-6)
Location: NORTON
Magnitude: 56.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds knocked down a 10-inch diameter by 30 foot long tree branch.

Flash Flood in SHERMAN, KANSAS
From 15-AUG-09 18:25:00 to 15-AUG-09 19:30:00 (MST-7)
Location: KANORADO ARPT
Flood cause: Heavy Rain
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported water 100 yards wide and half a foot deep running across county roads near Road 10 and Road 73 north of Ruleton.

Thunderstorm Wind in NORTON, KANSAS
From 15-AUG-09 21:50:00 to 15-AUG-09 21:50:00 (CST-6)
Location: NORTON MUNI ARPT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds knocked down a 5-inch diameter tree limb.