An upper level disturbance that was moving from southwest to northeast, brought severe thunderstorms to northeast Montana.

Funnel Cloud in PHILLIPS, MONTANA
From 06-JUL-09 19:15:00 to 06-JUL-09 19:15:00 (MST-7)
Location: DODSON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Funnel cloud spotted about 15 miles southwest of Wagner.

Hail in SHERIDAN, MONTANA
From 06-JUL-09 22:30:00 to 06-JUL-09 22:30:00 (MST-7)
Location: HOMESTEAD
Magnitude: 1.00 
Property damage: 0.00K
Reported by: Public

Nickel to quarter-size hail. 80 percent damage to crop field. No damage estimate information available from Farm Services Agency (FSA).

Hail in SHERIDAN, MONTANA
From 06-JUL-09 22:30:00 to 06-JUL-09 22:30:00 (MST-7)
Location: HOMESTEAD
Magnitude: 1.00 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Nickel to quarter-size hail. Camper had chipped paint.

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 19:55:00 to 06-JUL-09 19:55:00 (MST-7)
Location: BOWDOIN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Power was lost due to storms in the area.

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 18:35:00 to 06-JUL-09 18:35:00 (MST-7)
Location: ZORTMAN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported strong winds estimated between 50 and 60 mph that blew flower pots away.

Thunderstorm Wind in GARFIELD, MONTANA
From 06-JUL-09 19:10:00 to 06-JUL-09 19:10:00 (MST-7)
Location: MOSBY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter estimated strong winds to be between 50 and 60 mph.

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 18:40:00 to 06-JUL-09 18:40:00 (MST-7)
Location: ZORTMAN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Person estimated winds to be about 60 mph.

Thunderstorm Wind in PETROLEUM, MONTANA
From 06-JUL-09 18:45:00 to 06-JUL-09 18:45:00 (MST-7)
Location: WINNETT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter estimated wind gusts to be about 60 mph.

Thunderstorm Wind in GARFIELD, MONTANA
From 06-JUL-09 19:06:00 to 06-JUL-09 19:06:00 (MST-7)
Location: SAND SPGS
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Luftborough Hill Montana DOT RWIS reported the wind gust.

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 19:15:00 to 06-JUL-09 19:15:00 (MST-7)
Location: DODSON
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter estimated the wind gusts to be between 60 and 70 mph.

Thunderstorm Wind in GARFIELD, MONTANA
From 06-JUL-09 19:45:00 to 06-JUL-09 19:45:00 (MST-7)
Location: JORDAN
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter estimated winds to be between 60 and 70 mph.

Thunderstorm Wind in GARFIELD, MONTANA
From 06-JUL-09 19:47:00 to 06-JUL-09 19:47:00 (MST-7)
Location: JORDAN AIRPORT (KJDN)
Magnitude: 62.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 19:55:00 to 06-JUL-09 19:55:00 (MST-7)
Location: WHITEWATER
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported heavy rain and wind gusts to near 60 mph.

Thunderstorm Wind in VALLEY, MONTANA
From 06-JUL-09 20:15:00 to 06-JUL-09 20:15:00 (MST-7)
Location: VANDALIA
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Strong winds around 60 to 70 mph pushed a car across the road around mile marker 518 on US Highway 2.

Thunderstorm Wind in VALLEY, MONTANA
From 06-JUL-09 20:39:00 to 06-JUL-09 20:39:00 (MST-7)
Location: GLASGOW
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

National Weather Service employee estimated wind gusts to 60 mph based on the tree branches breaking out of their trees.

Thunderstorm Wind in MCCONE, MONTANA
From 06-JUL-09 21:15:00 to 06-JUL-09 21:15:00 (MST-7)
Location: BROCKWAY
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in PHILLIPS, MONTANA
From 06-JUL-09 18:40:00 to 06-JUL-09 18:40:00 (MST-7)
Location: MALTA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Wind damaged a three foot diameter cottonwood tree. Heavy rain mixed with pea-sized hail.

Hail in VALLEY, MONTANA
From 06-JUL-09 20:15:00 to 06-JUL-09 20:15:00 (MST-7)
Location: VANDALIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ROOSEVELT, MONTANA
From 07-JUL-09 00:00:00 to 07-JUL-09 00:05:00 (MST-7)
Location: BAINVILLE
Magnitude: 70.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A squall line of dissipating storms moved east through the area between 1130 pm and 1230 pm. The outflow caused a microburst. The homeowner reported that the winds hit her home at about 1200 and 1205 am. She was not injured.
A new modular home was slightly lifted and pushed back off its foundation.  The house dropping back on the foundation and it caused the I-beams below the house to bend. The house was sitting on a very sturdy foundation, but it did not have any strapping to hold it to the foundation. There were two outbuildings significantly damaged as well.

Thunderstorm Wind in GARFIELD, MONTANA
From 06-JUL-09 19:00:00 to 06-JUL-09 19:00:00 (MST-7)
Location: SOUTH SAWMILL RAWS
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

South Sawmill Creek RAWS measured wind gust.