Sunday, 4 July 2010 saw an upper low move through the area, causing a Tornado Watch to be issued.  The area experienced low topped supercells that spawned numerous tornadoes from near Chugwater out to the southern Nebraska Panhandle.  Five tornadoes were reported by spotters Sunday.  Doubtlessly, there were others that occurred that were not seen or reported.

Hail in GOSHEN, WYOMING
From 04-JUL-10 16:50:00 to 04-JUL-10 16:55:00 (MST-7)
Location: HAWK SPRINGS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in GOSHEN, WYOMING
From 04-JUL-10 16:50:00 to 04-JUL-10 16:55:00 (MST-7)
Location: HAWK SPRINGS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in PLATTE, WYOMING
From 04-JUL-10 13:06:00 to 04-JUL-10 13:08:00 (MST-7)
Location: CHUGWATER
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Law enforcement reported a brief touchdown of a tornado east of Chugwater. Tornado touched down in open range land and no damage was reported.

Hail in CARBON, WYOMING
From 04-JUL-10 13:19:00 to 04-JUL-10 13:21:00 (MST-7)
Location: HANNA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado in LARAMIE, WYOMING
From 04-JUL-10 13:24:00 to 04-JUL-10 13:25:00 (MST-7)
Location: HORSE CREEK
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public reported tornado on ground.

Hail in LARAMIE, WYOMING
From 04-JUL-10 13:44:00 to 04-JUL-10 13:47:00 (MST-7)
Location: LITTLE BEAR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Dime to quarter sized hail.

Hail in CARBON, WYOMING
From 04-JUL-10 13:40:00 to 04-JUL-10 13:55:00 (MST-7)
Location: ELK MOUNTAIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail drifts of four to five inches deep against buildings.

Hail in GOSHEN, WYOMING
From 04-JUL-10 13:55:00 to 04-JUL-10 14:00:00 (MST-7)
Location: YODER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime to penny sized hail covered ground.

Hail in LARAMIE, WYOMING
From 04-JUL-10 15:00:00 to 04-JUL-10 15:05:00 (MST-7)
Location: HORSE CREEK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail covered ground.

Tornado in LARAMIE, WYOMING
From 04-JUL-10 14:38:00 to 04-JUL-10 14:39:00 (MST-7)
Location: CHEYENNE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tornado on ground with debris. Location was 5 north northwest of Interstate 80 exit 370.

Hail in LARAMIE, WYOMING
From 04-JUL-10 15:50:00 to 04-JUL-10 16:00:00 (MST-7)
Location: PINE BLUFFS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Ground white with hail. Accompanied by strong winds. Gutters full of hail.

Thunderstorm Wind in ALBANY, WYOMING
From 04-JUL-10 16:02:00 to 04-JUL-10 16:04:00 (MST-7)
Location: BUFORD
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime sized hail as well.

Hail in LARAMIE, WYOMING
From 04-JUL-10 16:05:00 to 04-JUL-10 16:10:00 (MST-7)
Location: CARPENTER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime to nickel sized hail covering ground. Hailed for 10 minutes.

Thunderstorm Wind in LARAMIE, WYOMING
From 04-JUL-10 16:37:00 to 04-JUL-10 16:38:00 (MST-7)
Location: CHEYENNE
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter