Date and Time of Avalanche Avalanche Type Trigger Sizesort descending Starting Elevation Aspect Number of avalanches
02/17/2018 - 16:45
Forecaster Observation - Stanton Lake, Flathead Range
Loose Dry/ Sluff Natural D1 , R2 1
03/29/2020 - 13:15
Forecaster Observation - JF Stevens Canyon
Glide Natural D1 , R2 4300 East 1
03/13/2019 - 12:45
Forecaster Observation - Wahoo Creek, Flathead Range
Wet Loose Natural D1 , R1 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
02/10/2019 - 15:45
Forecaster Observation- Rescue Creek, Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft North 1
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
02/25/2018 - 19:45
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 1
04/04/2020 - 11:00
Forecaster Observation - Middle Fork
Loose Dry/ Sluff Natural D1 , R1 Between 5,000 and 6,500 ft East 10
01/15/2018 - 02:30
Pro Observation - John F Stevens Canyon, Flathead Range
Soft Slab Natural
Cornice Fall Triggered
D1 Above 6,500 ft 1
03/03/2020 - 12:15
Forecaster observation - northern Whitefish range
Wet Loose Natural D1 , R1 6200 West 6
12/30/2019 - 12:00
Skyland - Ptrol Ridge
Unknown Natural
Cornice Fall Triggered
D1 , R1 Above 6,500 ft East 1
04/02/2018 - 14:45
Forecaster Observation- Grant Ridge, Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
03/08/2018 - 17:45
Forecaster Observation - Picnic Lakes, Swan Range
Soft Slab Natural
Cornice Fall Triggered
D1 , R1 Above 6,500 ft East 1
03/14/2020 - 12:00
Forecaster Observation - Flathead Range
Soft Slab Natural D1 15
02/16/2019 - 22:30
Forecaster Observation - backcountry adjacent to WMR
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft West 1
04/14/2021 - 18:00
Forecaster Observation - Middle Fork
Wet Loose Natural D1 , R1 Above 6,500 ft Northeast 3
12/17/2020 - 12:00
Forecaster Observation: Southern Whitefish Range
Soft Slab Skier D1 Above 6,500 ft Northeast 3
01/04/2020 - 11:00
Forecaster Observation - BC Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 5
02/18/2019 - 15:45
Forecaster Observation- WMR backcountry, Whitefish Range
Soft Slab Snowboarder
Accidentally Triggered
D1 , R1 Between 5,000 and 6,500 ft Southwest 1

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