Date and Time of Avalanche Avalanche Type Triggersort descending Size Starting Elevation Aspect Number of avalanches
04/09/2020 - 12:15
Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 1
03/21/2020 - 13:15
tunnel
Wet Loose Natural D1 3
02/16/2020 - 14:00
Forecaster Observation - Skyland
Unknown Natural
Cornice Fall Triggered
D2 , R2 7300 East 1
01/12/2021 - 22:15
Southern Glacier
Unknown Natural D2 Between 5,000 and 6,500 ft East 11
12/12/2018 - 16:00
Forecaster Observation- Rescue Creek, Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft 1
01/07/2020 - 15:00
Forecaster Observation - Central Flathead Range
Unknown Natural D2 , R2 Above 6,500 ft North 3
11/19/2019 - 13:30
Forecaster Observation - Central Glacier Park
Soft Slab Natural D1.5 , R1 Above 6,500 ft South 5
02/27/2018 - 12:45
Forecaster Observation- Skiumah, Flathead Range
Soft Slab Natural D1.5 , R1 Above 6,500 ft East 1
03/20/2019 - 14:15
JFS Canyon
Wet Slab Natural D3 Between 5,000 and 6,500 ft 1
02/12/2019 - 21:45
Forecaster Observation - WMR Sidecountry
Soft Slab Natural D1.5 , R2 6400 Northeast 1
01/13/2018 - 05:00
Forecaster Observation - Crystal Cr, Flathead Range
Hard Slab Natural D4 , R4 Above 6,500 ft North 1
03/17/2019 - 22:15
Forecaster Observation - Snowshed Mountain
Wet Loose Natural D1.5 , R2 7200 South 1
02/20/2020 - 01:00
Flathead Range
Wet Loose Natural D1.5 , R1 Below 5,000 ft South 1
01/13/2021 - 04:00
BNSF Avalanche Safety - Snowslip Mtn. GNP
Wet Loose Natural D1 , R1 East 5
12/15/2018 - 18:15
Forecaster Observation - Mt. Adams, Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft 1
02/28/2020 - 13:45
Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 1
02/13/2019 - 00:30
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural 5000-7000' 1
02/01/2020 - 12:30
Forecaster Observation - Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft 4
12/22/2020 - 02:00
Forecaster Observation: Middle Fork
Wet Loose Natural D1 , R2 Between 5,000 and 6,500 ft Southeast 3
03/16/2018 - 16:15
Forecaster Observation - Canyon Creek, southern Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft South 1

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