A fairly vigorous upper level low centered over the inland Pacific NW tracked slowly east into the Northern Rockies producing favorable conditions for severe thunderstorm development. Thunderstorms first initiated over the higher terrain in Beaverhead County as well as the Absorka range in South Central MT. Activity increased while tracking north with storm intensification/organization occurring late afternoon and evening over the North Central MT plains.

Heavy Rain in CASCADE, MONTANA
From 19-JUN-13 16:44:00 to 19-JUN-13 18:44:00 (MST-7)
Location: NEIHART
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Heavy rain of 1.77 inches measured in less than 2 hours.

High Wind in FERGUS, MONTANA
From 19-JUN-13 19:00:00 to 19-JUN-13 19:00:00 (MST-7)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High winds measuring 52KT (60MPH) were reported 6 mi N of Coffee Creek, MT.

Heavy Rain in CHOUTEAU, MONTANA
From 19-JUN-13 19:06:00 to 19-JUN-13 19:06:00 (MST-7)
Location: FLOWEREE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rain of .90 inches in 25 minutes reported 4 mi NNW of Floweree, MT.

Heavy Rain in GLACIER, MONTANA
From 19-JUN-13 17:27:00 to 19-JUN-13 19:27:00 (MST-7)
Location: BROWNING
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rain of about 4 inches in 2 hours reported 8 mi W of Browning, MT.

High Wind in FERGUS, MONTANA
From 19-JUN-13 19:54:00 to 19-JUN-13 19:54:00 (MST-7)
Magnitude: 70.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

High winds measuring 70KT (81MPH) were reported at the Lewistown Airport 2 mi WSW of Lewistown, MT. Numerous trees and large branches reported down by public and law enforcement.

High Wind in CHOUTEAU, MONTANA
From 19-JUN-13 20:15:00 to 19-JUN-13 20:15:00 (MST-7)
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High winds estimated at 61KT (70MPH) were reported 8 mi W of Big Sandy, MT.

Hail in JUDITH BASIN, MONTANA
From 19-JUN-13 16:59:00 to 19-JUN-13 17:06:00 (MST-7)
Location: RAYNESFORD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe hail measuring 1.75 inches (approximately golfball sized) was reported by trained spotter JB24 about 3 mi SSE of Raynesford, MT.

High Wind in MADISON, MONTANA
From 19-JUN-13 17:00:00 to 19-JUN-13 17:00:00 (MST-7)
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

High winds of 53KT (62MPH) were reported at the Norris Hill DOT site 4 miles NNE of McAllister, MT.

Hail in LIBERTY, MONTANA
From 19-JUN-13 20:10:00 to 19-JUN-13 20:10:00 (MST-7)
Location: CHESTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe hail measuring 1.00 inches (approximately quarter sized) was reported 23 mi S of Chester, MT.

High Wind in CASCADE, MONTANA
From 19-JUN-13 18:00:00 to 19-JUN-13 18:00:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

High winds of 50KT (58MPH) were measured in Great Falls, MT.

High Wind in HILL, MONTANA
From 19-JUN-13 20:20:00 to 19-JUN-13 20:20:00 (MST-7)
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High winds estimated at 52KT (60MPH) were reported 7 mi NE of Box Elder, MT.

High Wind in HILL, MONTANA
From 19-JUN-13 20:37:00 to 19-JUN-13 20:37:00 (MST-7)
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High winds estimated at 52KT (60MPH) were reported in Gildford, MT.

High Wind in HILL, MONTANA
From 19-JUN-13 21:27:00 to 19-JUN-13 21:27:00 (MST-7)
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

High winds estimated at 51KT (59MPH) were reported at the Havre Airport 4 mi W of Havre, MT.

High Wind in HILL, MONTANA
From 19-JUN-13 21:30:00 to 19-JUN-13 21:30:00 (MST-7)
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

High winds estimated at 51KT (59MPH) were reported 23 mi N of Havre, MT.

Hail in TETON, MONTANA
From 19-JUN-13 17:45:00 to 19-JUN-13 17:45:00 (MST-7)
Location: FAIRFIELD
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe hail measuring 1.75 inches (approximately golfball sized) was reported 8 mi W of Fairfield, MT.

High Wind in GALLATIN, MONTANA
From 19-JUN-13 18:27:00 to 19-JUN-13 18:27:00 (MST-7)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

High winds measuring 52KT (61MPH) were reported 3 mi NW of Amsterdam, MT.

Funnel Cloud in MEAGHER, MONTANA
From 19-JUN-13 15:12:00 to 19-JUN-13 15:12:00 (MST-7)
Location: WHITE SULPHUR SPGS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Funnel cloud reported extending about 3/4 of the way from cloud base towards ground. Funnel dissipated after a few minutes.

High Wind in BLAINE, MONTANA
From 19-JUN-13 22:00:00 to 19-JUN-13 22:00:00 (MST-7)
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

High winds estimated at 57KT (66MPH) were reported 10 mi S of Chinook, MT.

High Wind in BLAINE, MONTANA
From 19-JUN-13 22:18:00 to 19-JUN-13 22:18:00 (MST-7)
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

High winds estimated at 54KT (62MPH) were reported at the Fort Belknap RAWS site 13 mi S of Fort Belknap, MT.