In the mid afternoon of Friday June 22nd, Severe Thunderstorm Watch 445 was issued in anticipation of severe thunderstorms developing along a surface boundary over western North Dakota. Numerous severe thunderstorm warnings along with a few tornado warnings were issued. Numerous reports of large hail and one confirmed tornado report were received during the late afternoon and evening hours.

Hail in MCHENRY, NORTH DAKOTA
From 22-JUN-07 20:08:00 to 22-JUN-07 20:14:00 (CST-6)
Location: VELVA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MCHENRY, NORTH DAKOTA
From 22-JUN-07 20:10:00 to 22-JUN-07 20:15:00 (CST-6)
Location: DENBIGH
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in WARD, NORTH DAKOTA
From 22-JUN-07 20:24:00 to 22-JUN-07 20:31:00 (CST-6)
Location: MINOT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROLETTE, NORTH DAKOTA
From 22-JUN-07 21:09:00 to 22-JUN-07 21:13:00 (CST-6)
Location: DUNSEITH
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCHENRY, NORTH DAKOTA
From 22-JUN-07 18:35:00 to 22-JUN-07 18:40:00 (CST-6)
Location: BANTRY
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCHENRY, NORTH DAKOTA
From 22-JUN-07 18:58:00 to 22-JUN-07 19:08:00 (CST-6)
Location: UPHAM
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MCHENRY, NORTH DAKOTA
From 22-JUN-07 17:17:00 to 22-JUN-07 17:35:00 (CST-6)
Location: UPHAM
Magnitude: 2.00 
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Mesonet

Reported by Atmospheric Resource Board Observer. A few broken windows.

Hail in BOTTINEAU, NORTH DAKOTA
From 22-JUN-07 17:25:00 to 22-JUN-07 17:30:00 (CST-6)
Location: SOURIS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROLETTE, NORTH DAKOTA
From 22-JUN-07 17:30:00 to 22-JUN-07 17:37:00 (CST-6)
Location: ROLLA
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BILLINGS, NORTH DAKOTA
From 22-JUN-07 15:55:00 to 22-JUN-07 15:59:00 (MST-7)
Location: FAIRFIELD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BOTTINEAU, NORTH DAKOTA
From 22-JUN-07 17:15:00 to 22-JUN-07 17:27:00 (CST-6)
Location: SOURIS
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

No damage was reported.

Hail in BOTTINEAU, NORTH DAKOTA
From 22-JUN-07 15:50:00 to 22-JUN-07 16:25:00 (CST-6)
Location: MAXBASS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

No damage was reported. There were very few large stones and most stones were much smaller.

Tornado in MCHENRY, NORTH DAKOTA
From 22-JUN-07 18:30:00 to 22-JUN-07 18:45:00 (CST-6)
Location: UPHAM
Tornado F-scale: EF1
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado damage path was 1/2 mile from the intersection of 7th Avenue North and 74th Street North, 6 mile south of Upham, toward the southeast. The damage width was 250 yards. Damage was mainly to trees and outbuildings on one farm property, and corresponded to an EF1 rating on the Enhanced Fujita Scale. From this rating, wind speeds were determined to be on the order of 100 mph. Some specific damage included 3 to 4 foot diameter trees uprooted, roof torn off of chicken coop, and a large barn kinked on its foundation.

Hail in DUNN, NORTH DAKOTA
From 22-JUN-07 16:00:00 to 22-JUN-07 16:17:00 (MST-7)
Location: DUNN CENTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

No damage was reported.

Hail in PIERCE, NORTH DAKOTA
From 22-JUN-07 20:45:00 to 22-JUN-07 21:00:00 (CST-6)
Location: BARTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter