Date and Time of Avalanchesort ascending Avalanche Type Trigger Size Starting Elevation Aspect Number of avalanches
11/17/2020 - 14:30
Forecaster Observation - Swan Range 		Wet Loose Natural D2 , R1 Between 5,000 and 6,500 ft Southwest 2
11/17/2020 - 12:00
Sperry Chalet Basin 		Wet Loose Natural D2 , R2 Above 6,500 ft Southwest 1
11/17/2020 - 11:00
Grant Ridge 		Wet Loose Natural D1 , R1 Above 6,500 ft Southeast 1
11/12/2020 - 12:45
Snyder Lake - GNP 		Loose Dry/ Sluff Natural D1.5 Northwest 1
11/12/2020 - 12:00
Forecaster Observation - Flathead Range 		Soft Slab Skier
Intentionally Triggered 		D1 , R1 Between 5,000 and 6,500 ft North 3
10/26/2020 - 12:15
Firebrand Pass Area 		Hard Slab Natural D2 Above 6,500 ft East 2
10/19/2020 - 14:45
Going-to-the-Sun Road 		Unknown Natural D1.5 Above 6,500 ft Southwest 1
05/03/2020 - 12:15
Flathead Range 		Hard Slab Natural
Cornice Fall Triggered 		D2 , R2 6900' Northeast 1
05/03/2020 - 00:45
Flathead Range 		Soft Slab Natural D1.5 , R1 7200' Northeast 1
04/22/2020 - 12:15
North Swans, S of Hash mtn, N of Strawberry mtn 		Glide Natural D3 , R3 6250 Southwest 1
04/20/2020 - 12:15
Flathead Range 		Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 2
04/20/2020 - 12:00
Flathead Range 		Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft Southeast 5
04/20/2020 - 12:00
Flathead Range 		Wet Loose Natural D1.5 , R2 Northeast 4
04/19/2020 - 11:00
Forecaster Observation - Flathead Range 		Wet Loose Skier
Intentionally Triggered 		D2 , R2 Above 6,500 ft Northwest 2
04/18/2020 - 16:30
Forecaster Observation - Flathead Range 		Soft Slab Natural D2 , R2 Above 6,500 ft 4
04/18/2020 - 15:30
Big Mountain 		Soft Slab Skier D1 East 1
04/18/2020 - 13:30
Forecaster Observation - Flathead Range 		Loose Dry/ Sluff Natural D1.5 Above 6,500 ft 10
04/16/2020 - 16:00
Flathead Range 		Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft Northwest 1
04/16/2020 - 15:00
Forecaster Observation - Central Swan Range 		Wet Loose Skier D1 , R2 Above 6,500 ft Southwest 2
04/16/2020 - 14:00
Flathead Range 		Wet Loose Natural D1.5 , R1 Between 5,000 and 6,500 ft Northeast 4

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