Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevationsort descending Aspect Number of avalanches
02/04/2018 - 12:15
Pioneer Ridge
Soft Slab Snowmobiler D1 , R1 1
03/28/2021 - 12:00
Swan Range
Soft Slab Natural D1.5 , R2 6
12/20/2019 - 13:00
Forecaster Observation- Central Glacier Park
Unknown Natural D2.5 , R3 Northwest 1
12/31/2018 - 22:00
Marion Lake, Flathead Range
1
12/08/2020 - 14:00
Center Gully, Mt. Brown.
Wet Loose Natural D1 1
02/06/2021 - 14:30
Avalanche Accident: Whitefish Divide (snowmobiler caught and carried)
Soft Slab Snowmobiler
Accidentally Triggered
1
02/14/2018 - 23:30
Forecaster Observation - Wahoo, Rescue Creeks, Flathead Range
Loose Dry/ Sluff Natural D1.5 , R1 1
12/30/2017 - 08:15
Forecaster Observation - WMR accessed backcountry, Whitefish Range
Soft Slab Natural D1.5 , R2 1
GNP 1
01/20/2019 - 17:45
Jewel Basin, Swan Range
1
Middle Fork 1
Forecaster Observation - Flathead Range 1
02/08/2018 - 10:15
Forecaster Observation- McDonald Creek, GNP
Hard Slab Natural D3.5 , R4 1
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose Natural D1 , R1 15
03/10/2019 - 13:15
Forecaster Observation- Mt Brown, Glacier NP
Wet Loose Natural D1.5 , R1 1
03/28/2021 - 12:00
Swan Range
Soft Slab Snowmobiler 1
11/27/2020 - 12:00
Mount Brown - GNP
Unknown Natural D2 , R1 North 1
Essex 1
04/01/2018 - 23:30
Forecaster Observation- Grant Ridge, Flathead Range
Soft Slab Natural D1.5 , R1 1
02/11/2018 - 06:15
paola
1

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