Date and Time of Avalanchesort ascending Avalanche Type Trigger Size Starting Elevation Aspect Number of avalanches
01/01/2021 - 12:15
Forecaster Observation - southern Whitefish Range
Soft Slab Unknown D1.5 , R3 6000 Southeast 1
01/01/2021 - 11:00
southern Whitefish Range
Soft Slab Skier
Accidentally Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 1
12/31/2020 - 12:00
Forecaster Observation: Southern Glacier Park
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Northeast 4
12/30/2020 - 19:15
Doris Cr
Soft Slab Natural D1.5 , R2 Above 6,500 ft Northeast 2
12/30/2020 - 12:00
Northern Whitefish Range
Hard Slab Natural D1.5 , R2 Between 5,000 and 6,500 ft East 1
12/29/2020 - 11:30
Forecaster Observation: Southern Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
12/28/2020 - 12:00
Forecaster Observation - Northern Swan Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 2
12/28/2020 - 12:00
Forecaster Observation - Northern Swan Range
Soft Slab Natural D1.5 , R1 Above 6,500 ft Northeast 1
12/27/2020 - 12:00
Marion Lake
Hard Slab Skier D1 , R1 Above 6,500 ft Northeast 1
12/27/2020 - 12:00
Misery Basin
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Northeast 1
12/26/2020 - 17:00
Forecaster Observation - Flathead Range
Unknown Natural D1.5 , R1 Above 6,500 ft Northeast 1
12/26/2020 - 06:30
Southern Flathead Range
Glide Natural D3 , R3 7200 Southeast 1
12/24/2020 - 14:45
Forecaster Observation -
Loose Dry/ Sluff Snowboarder
Intentionally Triggered
D1 Between 5,000 and 6,500 ft Southwest 2
12/23/2020 - 12:00
Forecaster Observation - Flathead Range
Soft Slab Skier
Intentionally Triggered
D1.5 , R3 Above 6,500 ft Southeast 3
12/23/2020 - 12:00
Forecaster Observation -
Unknown Natural D2.5 , R3 6750 East 1
12/22/2020 - 12:00
Forecaster Observation - Flathead Range
Unknown Natural D2 Above 6,500 ft Southeast 1
12/22/2020 - 10:45
Forecaster Observation -
Soft Slab Natural D2 , R2 Between 5,000 and 6,500 ft Northwest 6
12/22/2020 - 05:45
Forecaster Observation -
Unknown Natural D2.5 , R3 6650 North 1
12/22/2020 - 05:30
Kimmerly Basin
Soft Slab Natural D3 , R3 6800 East 1
12/22/2020 - 05:30
Kimmerly Basin
Soft Slab Natural D2 , R3 6300 North 1

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