Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
04/27/2021 - 15:45
Going-to-the-Sun Road
Wet Loose Natural D2 Above 6,500 ft 30
01/19/2019 - 12:30
Forecaster Observation - South Fork of Canyon Creek, Whitefish Range
Soft Slab Natural D1 , R2 Below 5,000 ft 1
03/14/2020 - 13:15
Forecaster Observation - Northern Flathead Range
Unknown Natural D2 , unknown 1
12/04/2018 - 12:00
Crater Notch Peak
Soft Slab Skier D1 , R1 1
Swan Range 1
01/09/2018 - 20:30
Forecaster Observation - Skiumah, Flathead Range
Soft Slab Natural D1.5 , R1 Between 5,000 and 6,500 ft 1
12/17/2021 - 06:30
Southern Whitefish Range
Soft Slab Natural D1 1
01/27/2019 - 17:45
Crystal Cascadilla Loop
Soft Slab Skier
Intentionally Triggered
Above 6,500 ft 1
03/03/2018 - 10:00
Forecaster Observation - Rescue Creek, Flathead Range
Wet Loose Natural D1 , R1 1
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose D1.5 10
01/21/2018 - 20:30
Tranquil Basin, Flathead Range
1
02/08/2020 - 14:00
Northern Swan Range
Soft Slab Skier D1 1
03/13/2019 - 12:45
Forecaster Observation - Wahoo Creek, Flathead Range
Wet Loose Natural D1 , R1 1
03/10/2018 - 12:00
Forecaster Observation- Mt Adams, Flathead Range
Wet Loose Natural D1 , R1 1
03/20/2019 - 17:30
JFS Canyon
Wet Slab D2.5 1
03/18/2019 - 13:45
BNSF Avalanche Program-JFS Canyon
Wet Loose Natural D2 1
Marion Lake 1
04/11/2019 - 14:45
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft 1
02/08/2018 - 10:30
Forecaster Observation- Rescue Creek, Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft 1
03/17/2019 - 07:30
Forecaster Observation - Lake McDonald, GNP
Wet Loose Natural D2 Above 6,500 ft 1

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