A strong cold front moved through eastern North Dakota and the northwest quarter of Minnesota during the afternoon and evening hours of August 3rd. Afternoon temperatures ahead of the front reached the low to mid 80s with dew points in the low to mid 60s. Thunderstorms fired all along the frontal boundary with damaging wind gusts becoming the main threat. Bowing segments also appeared along the line, although no tornadoes were reported.

Hail in CASS, NORTH DAKOTA
From 03-AUG-12 17:40:00 to 03-AUG-12 17:40:00 (CST-6)
Location: GRANDIN
Magnitude: 0.88 
Reported by: Public

Pea to nickel sized hail fell near mile point 91 on Interstate 29.

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 03-AUG-12 14:40:00 to 03-AUG-12 14:40:00 (CST-6)
Location: HAMAR
Magnitude: 50.00 EG
Reported by: Public

Corn crops were flattened and several branches were blown down.

Thunderstorm Wind in NELSON, NORTH DAKOTA
From 03-AUG-12 15:25:00 to 03-AUG-12 15:35:00 (CST-6)
Location: PETERSBURG
Magnitude: 50.00 EG
Reported by: Public

Strong winds flattened corn crops.

Hail in CASS, NORTH DAKOTA
From 03-AUG-12 17:45:00 to 03-AUG-12 17:45:00 (CST-6)
Location: GRANDIN
Magnitude: 1.25 
Reported by: Broadcast Media

The hail fell along Interstate 29 north of Gardner.

Funnel Cloud in EDDY, NORTH DAKOTA
From 03-AUG-12 14:20:00 to 03-AUG-12 14:20:00 (CST-6)
Location: DUNDAS SIDING
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A brief funnel cloud was seen on the back end of a developing thunderstorm complex.

Thunderstorm Wind in EDDY, NORTH DAKOTA
From 03-AUG-12 14:31:00 to 03-AUG-12 14:31:00 (CST-6)
Location: HAMAR
Magnitude: 50.00 EG
Reported by: Mesonet

A nearby NDAWN sensor at a four meter height measured peak winds of 57 mph. A representative ten meter height wind would be in excess of 58 mph.

Thunderstorm Wind in RANSOM, NORTH DAKOTA
From 03-AUG-12 17:30:00 to 03-AUG-12 17:30:00 (CST-6)
Location: MC LEOD
Magnitude: 58.00 MG
Reported by: Mesonet

The wind gust was measured at the Sheyenne National Grasslands RAWS site.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 03-AUG-12 17:40:00 to 03-AUG-12 17:40:00 (CST-6)
Location: PITCAIRN
Magnitude: 55.00 EG
Reported by: Trained Spotter

Several large eight to ten inch diameter tree limbs and branches were broken down in shelterbelts.

Thunderstorm Wind in WALSH, NORTH DAKOTA
From 03-AUG-12 16:30:00 to 03-AUG-12 16:30:00 (CST-6)
Location: OAKWOOD
Magnitude: 70.00 EG
Reported by: Trained Spotter

Two five thousand bushel steel grain bins were blown off their pads and tumbled across a field. Several large tree branches were also broken down onto power lines along a nearby county road.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 03-AUG-12 17:32:00 to 03-AUG-12 17:32:00 (CST-6)
Location: WALCOTT
Magnitude: 61.00 MG
Reported by: Mesonet

The wind gust was measured at the Ekre NDAWN site.

Thunderstorm Wind in RICHLAND, NORTH DAKOTA
From 03-AUG-12 18:10:00 to 03-AUG-12 18:25:00 (CST-6)
Location: ABERCROMBIE
Magnitude: 70.00 EG
Reported by: Fire Department/Rescue

Winds estimated at 70 to 80 mph blew down and uprooted trees.

Funnel Cloud in CASS, NORTH DAKOTA
From 03-AUG-12 18:00:00 to 03-AUG-12 18:00:00 (CST-6)
Location: ST BENEDICT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A persistent funnel was reported on the north end of a eastward bowing squall line segment, as viewed from near Wild Rice.