Severe thunderstorms broke out across Arapahoe, Elbert, Lincoln and Washington Counties.  The hail piled up to a foot deep in spots along State Highway 71, south of Limon.  The storms produced hail up to the size of tennis balls and one tornado.

Hail in ADAMS, COLORADO
From 17-AUG-09 17:08:00 to 17-AUG-09 17:08:00 (MST-7)
Location: STRASBURG
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 16:25:00 to 17-AUG-09 16:25:00 (MST-7)
Location: PEORIA
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 17:08:00 to 17-AUG-09 17:08:00 (MST-7)
Location: BYERS
Magnitude: 1.25 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 17:31:00 to 17-AUG-09 17:31:00 (MST-7)
Location: BYERS
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 17:25:00 to 17-AUG-09 17:25:00 (MST-7)
Location: BYERS
Magnitude: 1.25 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 17:06:00 to 17-AUG-09 17:06:00 (MST-7)
Location: BYERS
Magnitude: 1.75 
Reported by: Trained Spotter

Hail in ARAPAHOE, COLORADO
From 17-AUG-09 15:57:00 to 17-AUG-09 15:57:00 (MST-7)
Location: PEORIA
Magnitude: 1.50 
Property damage: 15.00K
Reported by: Trained Spotter

Some farm equipment and fiberglass structures were damaged by hail.

Hail in DOUGLAS, COLORADO
From 17-AUG-09 15:48:00 to 17-AUG-09 15:48:00 (MST-7)
Location: GREENLAND
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 14:19:00 to 17-AUG-09 14:19:00 (MST-7)
Location: FONDIS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 16:53:00 to 17-AUG-09 16:53:00 (MST-7)
Location: KIOWA
Magnitude: 1.00 
Reported by: Trained Spotter

Tornado in ELBERT, COLORADO
From 17-AUG-09 17:22:00 to 17-AUG-09 17:28:00 (MST-7)
Location: KUTCH
Tornado F-scale: EF0
Reported by: Trained Spotter

A small tornado touched down but did no damage.

Hail in ELBERT, COLORADO
From 17-AUG-09 17:20:00 to 17-AUG-09 17:20:00 (MST-7)
Location: KUTCH
Magnitude: 2.50 
Reported by: Trained Spotter

Thunderstorm Wind in ELBERT, COLORADO
From 17-AUG-09 18:10:00 to 17-AUG-09 18:10:00 (MST-7)
Location: KUTCH
Magnitude: 72.00 MG
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 18:15:00 to 17-AUG-09 18:15:00 (MST-7)
Location: KUTCH
Magnitude: 1.50 
Reported by: Trained Spotter

Hail in LINCOLN, COLORADO
From 17-AUG-09 19:51:00 to 17-AUG-09 19:51:00 (MST-7)
Location: KARVAL
Magnitude: 1.50 
Reported by: Trained Spotter

Hail in LINCOLN, COLORADO
From 17-AUG-09 20:24:00 to 17-AUG-09 20:24:00 (MST-7)
Location: KARVAL
Magnitude: 2.00 
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 18:31:00 to 17-AUG-09 18:31:00 (MST-7)
Location: PARKER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 20:34:00 to 17-AUG-09 20:34:00 (MST-7)
Location: SHAMBALLA
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 20:40:00 to 17-AUG-09 20:40:00 (MST-7)
Location: ACEQUIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 20:58:00 to 17-AUG-09 20:58:00 (MST-7)
Location: CASTLE ROCK
Magnitude: 1.00 
Reported by: Amateur Radio

Hail in ADAMS, COLORADO
From 17-AUG-09 14:19:00 to 17-AUG-09 14:19:00 (MST-7)
Location: RAMAH
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 15:25:00 to 17-AUG-09 15:25:00 (MST-7)
Location: SIMLA
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 15:21:00 to 17-AUG-09 15:21:00 (MST-7)
Location: KIOWA
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 15:09:00 to 17-AUG-09 15:09:00 (MST-7)
Location: FONDIS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ELBERT, COLORADO
From 17-AUG-09 14:42:00 to 17-AUG-09 14:42:00 (MST-7)
Location: SIMLA
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 21:20:00 to 17-AUG-09 21:20:00 (MST-7)
Location: FRANKTOWN
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 21:15:00 to 17-AUG-09 21:15:00 (MST-7)
Location: FRANKTOWN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 21:10:00 to 17-AUG-09 21:10:00 (MST-7)
Location: FRANKTOWN
Magnitude: 1.50 
Reported by: Trained Spotter

Hail in WASHINGTON, COLORADO
From 17-AUG-09 18:53:00 to 17-AUG-09 18:53:00 (MST-7)
Location: MESSEX
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in DOUGLAS, COLORADO
From 17-AUG-09 21:11:00 to 17-AUG-09 21:11:00 (MST-7)
Location: FRANKTOWN
Magnitude: 1.00 
Reported by: Amateur Radio