Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevationsort descending Aspect Number of avalanches
04/01/2020 - 00:45
Flathead Range
Soft Slab Natural D2 , R2 Between 5,000 and 6,500 ft Northwest 4
01/01/2020 - 13:00
Hellroaring Basin
Soft Slab Explosive D1 , R2 Between 5,000 and 6,500 ft West 4
03/01/2022 - 06:15
BNSF Avalanche Safety - JFS Canyon
Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft Southwest 6
04/17/2019 - 15:00
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft East 1
01/13/2021 - 05:15
Ten Lakes
Soft Slab Natural D2.5 , R3 Between 5,000 and 6,500 ft East 11
03/21/2019 - 15:00
Forecaster Observation- Road Observations
Wet Slab Natural D2.5 Between 5,000 and 6,500 ft West 1
03/23/2022 - 12:00
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R3 Between 5,000 and 6,500 ft South 6
01/07/2020 - 12:30
Forecaster Observation - WMR Sidecountry
Soft Slab Skier
Intentionally Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 8
01/13/2021 - 01:00
Forecaster Observation - Glacier National Park
Wet Loose Natural D3 Between 5,000 and 6,500 ft Southwest 3
02/20/2020 - 13:30
Forecaster Observation- Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft South 10
12/22/2020 - 02:00
Forecaster Observation: Middle Fork
Wet Loose Natural D1 Between 5,000 and 6,500 ft Southeast 3
04/06/2022 - 11:00
Forecaster Observation: Southern Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 4
04/09/2020 - 12:30
Flathead Range
Loose Dry/ Sluff Natural D1.5 , R1 Between 5,000 and 6,500 ft Northwest 10
01/23/2019 - 13:15
Forecaster Observation- Canyon Creek, Whitefish Range
Loose Dry/ Sluff Natural D1 , R1 Between 5,000 and 6,500 ft 1
03/01/2022 - 12:00
Forecaster Observation - Flathead Range
Wet Loose D2 Between 5,000 and 6,500 ft East 20
12/12/2019 - 14:00
Forecaster Observation - Swan Range (west side access)
Cornice Skier
Intentionally Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 2
02/02/2022 - 04:00
Forecaster Observation - Swan Range
Unknown Natural D1 , R1 Between 5,000 and 6,500 ft South 1
12/22/2020 - 10:45
Forecaster Observation -
Soft Slab Natural D2 , R2 Between 5,000 and 6,500 ft Northwest 6
02/08/2020 - 12:15
Tunnel Ridge
Loose Dry/ Sluff Natural D1 Between 5,000 and 6,500 ft Northwest 1
04/16/2020 - 00:45
Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 9

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