A small cluster of thunderstorms developed during the early evening of August 10 southwest of Beatrice on a weak boundary that mainly proved to be a wind shift.  Temperatures and dew point temperatures were in the lower to mid 90s and mid 70s respectively on both sides of the boundary providing extremely unstable conditions.  One of the thunderstorms periodically produced damaging winds as it pulsed between severe and non-severe from southeast Nebraska into southwest Iowa.

Thunderstorm Wind in GAGE, NEBRASKA
From 10-AUG-10 18:50:00 to 10-AUG-10 18:50:00 (CST-6)
Location: BLUE SPGS
Magnitude: 61.00 EG
Reported by: Emergency Manager

Thunderstorm wind gusts estimated at 70 mph downed several trees in the area at least one of which fell onto a home.

Hail in JEFFERSON, NEBRASKA
From 10-AUG-10 19:01:00 to 10-AUG-10 19:01:00 (CST-6)
Location: HARBINE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Mostly pea-size, but some up to nickel-size.

Thunderstorm Wind in GAGE, NEBRASKA
From 10-AUG-10 19:10:00 to 10-AUG-10 19:10:00 (CST-6)
Location: VIRGINIA
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public estimated thunderstorm wind gusts of 70 mph.

Thunderstorm Wind in GAGE, NEBRASKA
From 10-AUG-10 19:23:00 to 10-AUG-10 19:23:00 (CST-6)
Location: HOAG
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter estimated thunderstorm wind gusts reached 60 mph.

Thunderstorm Wind in LANCASTER, NEBRASKA
From 10-AUG-10 20:10:00 to 10-AUG-10 20:10:00 (CST-6)
Location: ROCA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The public estimated thunderstorm wind gusts were around 60 mph.

Hail in CASS, NEBRASKA
From 10-AUG-10 21:14:00 to 10-AUG-10 21:19:00 (CST-6)
Location: CULLOM
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

The hail lasted for 5 minutes and was accompanied by winds of around 40 mph.

Thunderstorm Wind in CASS, NEBRASKA
From 10-AUG-10 21:20:00 to 10-AUG-10 21:20:00 (CST-6)
Location: PLATTSMOUTH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm wind gusts estimated at 55 to 60 mph downed a 4 inch in diameter tree limb.

Thunderstorm Wind in CASS, NEBRASKA
From 10-AUG-10 21:00:00 to 10-AUG-10 21:00:00 (CST-6)
Location: CEDAR CREEK
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter estimated a thunderstorm wind gust of 60 mph.

Hail in GAGE, NEBRASKA
From 10-AUG-10 18:28:00 to 10-AUG-10 18:28:00 (CST-6)
Location: ODELL
Magnitude: 1.00 
Reported by: Public

The hail was accompanied by thunderstorm winds estimated at 70 mph that flattened corn in the area.

Thunderstorm Wind in GAGE, NEBRASKA
From 10-AUG-10 18:28:00 to 10-AUG-10 18:28:00 (CST-6)
Location: ODELL
Magnitude: 61.00 EG
Reported by: Public

Thunderstorm winds estimated at 70 mph flattened corn in the area and was accompanied by 1 inch hail.

Thunderstorm Wind in SARPY, NEBRASKA
From 10-AUG-10 21:25:00 to 10-AUG-10 21:32:00 (CST-6)
Location: AVERY
Magnitude: 64.00 MG
Reported by: AWOS

The Automated weather sensor at Offutt AFB measured a thunderstorm wind gust of 74 mph.  The winds downed numerous tree limbs and large trees with the Olde Towne area especially hard hit where at least 4 streets were blocked and several power poles were broken along with downed power lines.  Some damage to homes and vehicles also occurred in this area.  Around 1,700 people lost power for a while.