Severe thunderstorms erupted across the area for an unusual late-season event.

Hail in DAWSON, MONTANA
From 13-SEP-09 19:50:00 to 13-SEP-09 19:50:00 (MST-7)
Location: LINDSAY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in DAWSON, MONTANA
From 13-SEP-09 20:50:00 to 13-SEP-09 20:50:00 (MST-7)
Location: BLOOMFIELD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail covered deck without much wind.

Hail in GARFIELD, MONTANA
From 13-SEP-09 18:50:00 to 13-SEP-09 18:50:00 (MST-7)
Location: JORDAN
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Mostly pea-size hail with a few golfball-size stones.

Hail in DAWSON, MONTANA
From 13-SEP-09 19:05:00 to 13-SEP-09 19:05:00 (MST-7)
Location: LINDSAY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rain also accompanied this storm.

Heavy Rain in DAWSON, MONTANA
From 13-SEP-09 18:50:00 to 13-SEP-09 19:05:00 (MST-7)
Location: LINDSAY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall totaled 1.75 inches in 15 minutes.

Hail in DAWSON, MONTANA
From 13-SEP-09 21:30:00 to 13-SEP-09 21:30:00 (MST-7)
Location: RICHEY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall of 0.4 inches also occurred.

Hail in DAWSON, MONTANA
From 13-SEP-09 19:30:00 to 13-SEP-09 19:30:00 (MST-7)
Location: LINDSAY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The hail damaged the heads on the wheat crop.

Hail in PRAIRIE, MONTANA
From 13-SEP-09 16:45:00 to 13-SEP-09 16:45:00 (MST-7)
Location: MC CLOUD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in PRAIRIE, MONTANA
From 13-SEP-09 17:31:00 to 13-SEP-09 17:31:00 (MST-7)
Location: MILDRED
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail up to the golf-ball size fell with the storm.

Hail in DAWSON, MONTANA
From 13-SEP-09 17:40:00 to 13-SEP-09 17:40:00 (MST-7)
Location: LINDSAY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PRAIRIE, MONTANA
From 13-SEP-09 17:50:00 to 13-SEP-09 17:50:00 (MST-7)
Location: TERRY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DAWSON, MONTANA
From 13-SEP-09 18:07:00 to 13-SEP-09 18:07:00 (MST-7)
Location: LINDSAY
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Up to golfball-sized hail fell with this storm.

Hail in PRAIRIE, MONTANA
From 13-SEP-09 18:20:00 to 13-SEP-09 18:20:00 (MST-7)
Location: MILDRED
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Some quarter-sized hail was mixed in with the nickel-sized hail.

Hail in VALLEY, MONTANA
From 13-SEP-09 21:16:00 to 13-SEP-09 21:16:00 (MST-7)
Location: FRAZER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in VALLEY, MONTANA
From 14-SEP-09 00:38:00 to 14-SEP-09 00:38:00 (MST-7)
Location: LARSLAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Some quarter-size hail, but mostly nickel and dime size.

Heavy Rain in DAWSON, MONTANA
From 13-SEP-09 20:10:00 to 13-SEP-09 20:10:00 (MST-7)
Location: LINDSAY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall was measured at 1.4 inches. Runoff from rain filled ditches and almost filled a dam on the property.

Hail in DAWSON, MONTANA
From 13-SEP-09 20:25:00 to 13-SEP-09 20:25:00 (MST-7)
Location: LINDSAY
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail the size of walnuts and smaller fell with this storm.

Heavy Rain in DAWSON, MONTANA
From 13-SEP-09 20:25:00 to 13-SEP-09 20:25:00 (MST-7)
Location: LINDSAY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nearly two inches of rain fell with the hail from this storm.

Hail in DAWSON, MONTANA
From 13-SEP-09 20:10:00 to 13-SEP-09 20:10:00 (MST-7)
Location: LINDSAY
Magnitude: 1.00 
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail stones caused dents on an exposed camper.

Hail in PRAIRIE, MONTANA
From 13-SEP-09 16:30:00 to 13-SEP-09 16:30:00 (MST-7)
Location: MC CLOUD
Magnitude: 1.00 
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Storm produced quarter-size hail and damaged a pick-up truck on the property.

Hail in PRAIRIE, MONTANA
From 13-SEP-09 18:00:00 to 13-SEP-09 18:00:00 (MST-7)
Location: MILDRED
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Mostly penny-sized hail fell with this storm, but quarter and half dollar sized hail fell as well.

Hail in DAWSON, MONTANA
From 13-SEP-09 21:05:00 to 13-SEP-09 21:12:00 (MST-7)
Location: BLOOMFIELD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The hail fell for about five minutes with only 0.30 inches of rainfall.