A large upper level trough moving into the northern Rockies resulted in surface cyclogenisis over eastern Montana. Tornado Watch numbers 326 and 329 were issued in the late afternoon and early evening (respectively) for much of west and central North Dakota Wednesday, June 16th, with possible tornadic thunderstorms developing near a surface warm front lifting north across the Dakotas. Several warnings were issued during the evening across western North Dakota, but no reports were received. Later in the evening, Severe Thunderstorm Watch 331 was issued for south central North Dakota as a small cluster of intense and long-lived thunderstorms over north central South Dakota continued to advect north.
A damaging thunderstorm wind event evolved across south central North Dakota late in the evening of June 16th and into the early morning hours of Thursday, June 17th. Thunderstorms moving across Burleigh, Emmons and Sheridan Counties were able to mix strong mid level winds associated with a nocturnal low level jet to the surface. Numerous reports of strong thunderstorm winds and associated damage were received.

Thunderstorm Wind in SHERIDAN, NORTH DAKOTA
From 17-JUN-10 00:20:00 to 17-JUN-10 00:35:00 (CST-6)
Location: GOODRICH
Magnitude: 61.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: Newspaper

Strong thunderstorm winds uprooted several mature trees and caused roof damage in Goodrich. Damage is estimated based on newspaper article.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 17-JUN-10 00:00:00 to 17-JUN-10 00:20:00 (CST-6)
Location: ARENA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

No damage was reported with the strong winds.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 16-JUN-10 22:52:00 to 16-JUN-10 23:52:00 (CST-6)
Location: BISMARCK
Magnitude: 68.00 MG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: ASOS

The Automated Surface Observing System site at the Bismarck airport recording strong thunderstorm winds up to 78 miles per hour for around one hour. Numerous tree damage was reported throughout and surrounding the city of Bismarck.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 16-JUN-10 23:00:00 to 16-JUN-10 23:30:00 (CST-6)
Location: BISMARCK
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Strong thunderstorm winds of 50 to 65 miles per hour lasted around thirty minutes on the north side of Bismarck.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 16-JUN-10 22:47:00 to 16-JUN-10 22:52:00 (CST-6)
Location: MOFFIT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

Recorded at the Long Lake National Wildlife Refuge Remote Automated Weather Station.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 16-JUN-10 22:52:00 to 16-JUN-10 23:10:00 (CST-6)
Location: (BIS)BISMARCK MUNI A
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Employee

Strong thunderstorm winds blew down six inch in diameter tree limbs.

Thunderstorm Wind in EMMONS, NORTH DAKOTA
From 16-JUN-10 23:15:00 to 16-JUN-10 23:30:00 (CST-6)
Location: HAZELTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

No damage was reported with the strong thunderstorm winds.

Thunderstorm Wind in BURLEIGH, NORTH DAKOTA
From 16-JUN-10 23:20:00 to 16-JUN-10 23:45:00 (CST-6)
Location: BISMARCK
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Small to medium tree branches were blown down.