Date and Time of Avalanche Avalanche Type Trigger Sizesort descending Starting Elevation Aspect Number of avalanches
03/24/2021 - 12:00
Forecaster Observation: Southern Whitefish Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Northeast 6
01/19/2020 - 14:45
Forecaster Observation - Apgar Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 5
03/15/2022 - 01:45
Forecaster Observation - Kimmerly Basin
Wet Loose Natural D1 , R1 Below 5,000 ft Northeast 2
04/04/2020 - 11:00
Forecaster Observation - Middle Fork
Loose Dry/ Sluff Natural D1 , R1 Between 5,000 and 6,500 ft East 10
02/20/2022 - 13:15
Mt. Marston
Skier D1 , R2 Above 6,500 ft Southeast 3
03/03/2020 - 12:15
Forecaster observation - northern Whitefish range
Wet Loose Natural D1 , R1 6200 West 6
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
01/01/2020 - 13:00
Hellroaring Basin
Soft Slab Explosive D1 , R2 Between 5,000 and 6,500 ft West 4
01/06/2019 - 12:45
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural D1 , R1 Above 6,500 ft East 1
04/06/2018 - 12:45
Forecaster Observation - Southern Whitefish Range
Soft Slab Skier
Accidentally Triggered
D1 , R1 Above 6,500 ft East 1
04/15/2021 - 12:30
Forecaster Observation - Middle Fork
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 3
12/16/2020 - 20:00
Forecaster Observation: Southern Whitefish Range
Hard Slab Unknown D1 Above 6,500 ft Northeast 1
01/07/2020 - 13:30
Forecaster Observation - WMR Sidecountry
Soft Slab Natural D1 , R1 Between 5,000 and 6,500 ft East 4
02/21/2020 - 13:30
Forecaster Observation- Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 4
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
03/14/2021 - 15:00
Forecaster Observation - Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 5
03/03/2018 - 14:15
Forecaster Observation - Northern Apgars
Wet Loose Natural D1 , R1 1
12/12/2019 - 13:00
Forecaster Observation: Southern Glacier Park
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft East 3
12/06/2018 - 12:00
Forecaster Observation - Noisy/Jewel Divide
Loose Dry/ Sluff Skier D1 , R1 Above 6,500 ft 1
01/22/2018 (All day)
South Fork, Dickey Creek
Loose Dry/ Sluff Skier
Accidentally Triggered
D1 , R1 Northeast 1

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