This severe weather occurred mostly north of the Missouri river.

Hail in PHILLIPS, MONTANA
From 01-AUG-10 13:05:00 to 01-AUG-10 13:05:00 (MST-7)
Location: SACO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail fell with heavy rain and wind gusts to 50 mph.

Hail in ROOSEVELT, MONTANA
From 01-AUG-10 13:30:00 to 01-AUG-10 13:30:00 (MST-7)
Location: BROCKTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

One inch hail mixed with heavy rain on Highway 2.

Thunderstorm Wind in RICHLAND, MONTANA
From 01-AUG-10 17:30:00 to 01-AUG-10 17:30:00 (MST-7)
Location: SIOUX PASS DOT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail also accompanied the wind.

Hail in VALLEY, MONTANA
From 01-AUG-10 19:15:00 to 01-AUG-10 19:15:00 (MST-7)
Location: HINSDALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind also accompanied the hail.

Thunderstorm Wind in VALLEY, MONTANA
From 01-AUG-10 19:15:00 to 01-AUG-10 19:15:00 (MST-7)
Location: HINSDALE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail also fell with the wind.

Hail in ROOSEVELT, MONTANA
From 01-AUG-10 13:50:00 to 01-AUG-10 13:50:00 (MST-7)
Location: FROID
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

One inch hail fell along with heavy rain.

Hail in GARFIELD, MONTANA
From 01-AUG-10 16:50:00 to 01-AUG-10 16:50:00 (MST-7)
Location: MOSBY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in ROOSEVELT, MONTANA
From 01-AUG-10 16:35:00 to 01-AUG-10 16:35:00 (MST-7)
Location: POPLAR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Spotter observed the wind gust along with very heavy rain.

Hail in RICHLAND, MONTANA
From 01-AUG-10 17:30:00 to 01-AUG-10 17:30:00 (MST-7)
Location: SIOUX PASS DOT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Wind also accompanied the hail.

Hail in ROOSEVELT, MONTANA
From 01-AUG-10 13:10:00 to 01-AUG-10 13:20:00 (MST-7)
Location: FROID
Magnitude: 3.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Public report in a newspaper clipping of 2.5 to 3 inch hail occurred at 1310 MST. At 1312 MST 2 miles NNE of Froid, nickel size hail fell. Spotter reported 1.5 inch hail 2 miles NNE of Froid at 1315 MST. At 1320 MST Froid 1.00 to 1.75 inch hail fell mixed with 60 mph winds, denting a camper.

Thunderstorm Wind in ROOSEVELT, MONTANA
From 01-AUG-10 13:20:00 to 01-AUG-10 13:20:00 (MST-7)
Location: FROID
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Winds combined with hail and dented a camper.

Thunderstorm Wind in ROOSEVELT, MONTANA
From 01-AUG-10 16:04:00 to 01-AUG-10 16:15:00 (MST-7)
Location: VOLT
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Trained Spotter

At Volt at 1604 MST, water was being pushed into the basement with the wind. At 1 mile north of Volt, wind shook the house and an 80 year old tree with a diameter of 16 inches snapped in half. Several large branches broke off in a tree grove. Another batch of trees 20 inches in diameter were all snapped at the base. All debris was blown southeast of the originating point.

Thunderstorm Wind in RICHLAND, MONTANA
From 01-AUG-10 17:40:00 to 01-AUG-10 17:40:00 (MST-7)
Location: ENID
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Trees were bending and a rain barrel was rolling through the field.