A cold front that dropped south from Saskatchewan brought severe thunderstorms to the area.

Hail in DAWSON, MONTANA
From 05-JUL-09 17:45:00 to 05-JUL-09 17:45:00 (MST-7)
Location: INTAKE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts to 30 to 40 mph occurred in addition to the hail.

Hail in DAWSON, MONTANA
From 05-JUL-09 18:15:00 to 05-JUL-09 18:15:00 (MST-7)
Location: GLENDIVE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DAWSON, MONTANA
From 05-JUL-09 18:20:00 to 05-JUL-09 18:20:00 (MST-7)
Location: GLENDIVE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail was half dollar to golf ball size.

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 16:10:00 to 05-JUL-09 16:10:00 (MST-7)
Location: WOLF PT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter also reported 0.70 inches of rainfall.

Hail in DAWSON, MONTANA
From 05-JUL-09 16:55:00 to 05-JUL-09 17:05:00 (MST-7)
Location: BLOOMFIELD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Dime to quarter-size hail fell.

Tornado in DAWSON, MONTANA
From 05-JUL-09 17:55:00 to 05-JUL-09 17:55:00 (MST-7)
Location: GLENDIVE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Brief tornado touchdown to the northeast of the spotter location.

Hail in MCCONE, MONTANA
From 05-JUL-09 16:00:00 to 05-JUL-09 16:00:00 (MST-7)
Location: VIDA
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Public

Quarter-size hail and 40 mph winds dented vehicles.

Hail in RICHLAND, MONTANA
From 05-JUL-09 16:09:00 to 05-JUL-09 16:09:00 (MST-7)
Location: SIDNEY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 14:59:00 to 05-JUL-09 14:59:00 (MST-7)
Location: VOLT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Pea to quarter-sized hail covered the ground. 0.50 inches of rain also fell.

Hail in VALLEY, MONTANA
From 05-JUL-09 15:05:00 to 05-JUL-09 15:10:00 (MST-7)
Location: LUSTRE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 15:30:00 to 05-JUL-09 15:30:00 (MST-7)
Location: WOLF PT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 15:45:00 to 05-JUL-09 15:55:00 (MST-7)
Location: WOLF PT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The hail covered the ground.

Hail in VALLEY, MONTANA
From 05-JUL-09 14:35:00 to 05-JUL-09 14:45:00 (MST-7)
Location: LARSLAN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Ten minutes of hail that had dime and nickel-size pieces in it.

Hail in VALLEY, MONTANA
From 05-JUL-09 14:55:00 to 05-JUL-09 15:05:00 (MST-7)
Location: LUSTRE
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail covered the ground.

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 15:14:00 to 05-JUL-09 15:17:00 (MST-7)
Location: WOLF PT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail started falling as golfball-sized then pea-sized for 10 minutes.

Hail in ROOSEVELT, MONTANA
From 05-JUL-09 15:00:00 to 05-JUL-09 15:05:00 (MST-7)
Location: WOLF PT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter