A series of severe thunderstorms developed in a SW-NE line and moved northeast, producing repeated heavy rain and hail episodes from northern Yuma County Colorado eastward across Dundy and Hitchcock counties in Nebraska. Several flash flood reports, and dozens of large hail reports were received.  Several brief tornadoes were also reported, but no damage was observed.

Flash Flood in YUMA, COLORADO
From 04-JUN-08 21:45:00 to 04-JUN-08 23:45:00 (MST-7)
Location: WRAY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Observer reported 2.5 inches total rainfall with 2.00 inches falling in about 15 minutes.  Observer reported severe flooding locally.

Thunderstorm Wind in YUMA, COLORADO
From 04-JUN-08 17:54:00 to 04-JUN-08 17:54:00 (MST-7)
Location: ECKLEY
Magnitude: 65.00 EG
Property damage: 36.25K
Crop damage: 0.00K
Reported by: Newspaper

An irrigation sprinkler was overturned, six power poles were down and large trees were reported toppled.

Thunderstorm Wind in YUMA, COLORADO
From 04-JUN-08 16:30:00 to 04-JUN-08 16:40:00 (MST-7)
Location: YUMA
Magnitude: 70.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Newspaper

Forty five power poles were either downed or damaged in the Yuma area as strong winds accompanying a supercell thunderstorm produced large hail, flooding rainfall and damaging outflow winds.

Flash Flood in YUMA, COLORADO
From 04-JUN-08 17:15:00 to 04-JUN-08 20:15:00 (MST-7)
Location: WRAY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The second supercell of the afternoon produced torrential rainfall from Wray northward on highway 385. Water was reported running across roads.

Hail in YUMA, COLORADO
From 04-JUN-08 16:17:00 to 04-JUN-08 16:24:00 (MST-7)
Location: YUMA
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported hail almost covering the ground.  Maximum hail sizes ranged from 1.25 to 1.50 inches in diameter.

Hail in YUMA, COLORADO
From 04-JUN-08 16:24:00 to 04-JUN-08 16:36:00 (MST-7)
Location: YUMA
Magnitude: 2.75 
Property damage: 350.00K
Crop damage: 0.00K
Reported by: Trained Spotter

This is the second major hail storm to impact the city of Yuma during the same afternoon. Golfball to baseball sized hail fell, and smaller hail under a half inch in diameter covered the ground to a depth of 1 foot.  Some house windows were broken during this event.

Hail in YUMA, COLORADO
From 04-JUN-08 15:30:00 to 04-JUN-08 15:30:00 (MST-7)
Location: ALVIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported hail covering the ground, destroying an alfalfa field.

Hail in YUMA, COLORADO
From 04-JUN-08 16:49:00 to 04-JUN-08 16:49:00 (MST-7)
Location: YUMA
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in YUMA, COLORADO
From 04-JUN-08 17:14:00 to 04-JUN-08 17:14:00 (MST-7)
Location: WRAY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in YUMA, COLORADO
From 04-JUN-08 17:12:00 to 04-JUN-08 17:12:00 (MST-7)
Location: WRAY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in YUMA, COLORADO
From 04-JUN-08 14:02:00 to 04-JUN-08 14:02:00 (MST-7)
Location: WRAY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in YUMA, COLORADO
From 04-JUN-08 13:45:00 to 04-JUN-08 14:15:00 (MST-7)
Location: YUMA
Magnitude: 1.75 
Property damage: 350.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Large hail pelted Yuma Colorado and surrounding areas for over 30 minutes, causing hail to accumulate to a depth of 5 inches.  Many hailstones were quarter sized but several reports of golf ball sized hail were received. Some trees were stripped of leaves and small branches, some windows were broken and roofs sustained damage.

Hail in YUMA, COLORADO
From 04-JUN-08 14:46:00 to 04-JUN-08 14:46:00 (MST-7)
Location: WRAY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in YUMA, COLORADO
From 04-JUN-08 15:48:00 to 04-JUN-08 15:48:00 (MST-7)
Location: ALVIN
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in YUMA, COLORADO
From 04-JUN-08 15:45:00 to 04-JUN-08 15:45:00 (MST-7)
Location: WRAY
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in YUMA, COLORADO
From 04-JUN-08 17:34:00 to 04-JUN-08 17:34:00 (MST-7)
Location: ALVIN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in YUMA, COLORADO
From 04-JUN-08 17:15:00 to 04-JUN-08 17:15:00 (MST-7)
Location: WRAY MUNI ARPT
Magnitude: 74.00 EG
Property damage: 56.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Damage occurred at the Bledsoe feedlot where office windows were blown out, the top of a grain bin was blown off, and over 1 mile of power lines were down south of the feedlot. Nearby, an irrigation sprinkler was overturned and a grain bin turned over.

Thunderstorm Wind in YUMA, COLORADO
From 04-JUN-08 16:33:00 to 04-JUN-08 16:33:00 (MST-7)
Location: YUMA
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in YUMA, COLORADO
From 04-JUN-08 17:51:00 to 04-JUN-08 17:51:00 (MST-7)
Location: LAIRD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Tornado in YUMA, COLORADO
From 04-JUN-08 14:01:00 to 04-JUN-08 14:03:00 (MST-7)
Location: YUMA
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Tornado lasted approximately two minutes with no known damage occurring.

Tornado in YUMA, COLORADO
From 04-JUN-08 17:26:00 to 04-JUN-08 17:27:00 (MST-7)
Location: WRAY
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Employee reported a brief event...no known damage.

Flash Flood in YUMA, COLORADO
From 04-JUN-08 16:30:00 to 04-JUN-08 22:30:00 (MST-7)
Location: YUMA
Flood cause: Heavy Rain
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A second intense supercell dropped hail and extremely heavy rain on the city of Yuma. Street flooding was common throughout town with field flooding and minor basement flooding noted. All retaining ponds in town were reported to be filled to capacity.

Flood in YUMA, COLORADO
From 04-JUN-08 22:30:00 to 05-JUN-08 09:00:00 (MST-7)
Location: YUMA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rainfall from two separate storms on June 4th resulted in continued minor flooding in town overnight and the following morning with some roads remaining impassible. All reservoirs and ditches remained at capacity during the morning of June 5th before the water slowly receded after the reservoirs were pumped out.