Date and Time of Avalanche Avalanche Type Triggersort descending Size Starting Elevation Aspect Number of avalanches
04/06/2018 - 17:00
Toured up cascade creek
1
03/22/2019 - 17:30
Glacier Park Traverse
Wet Slab D3 1
01/14/2019 - 16:45
Great Bear Peak/Skiumah Creek
1
03/20/2019 - 03:45
Picture Chutes-Whitefish Mountain Resort
Wet Slab 20 lb ANFO explosive D2.5 , R4 Between 5,000 and 6,500 ft South 1
12/13/2019 - 10:00
Forecaster Observation - Southern Whitefish Range
Soft Slab AE D1.5 Between 5,000 and 6,500 ft 2
01/23/2020 - 14:30
Teton Pass winter sports area
Hard Slab AE (large ANFO)
Intentionally Triggered
D3 , R3 Above 6,500 ft East 1
03/13/2019 - 00:45
Forecaster Observation - Skiumah Creek, Flathead Range
Hard Slab Believe it was initiated by ice fall D3 , R2 ~7000' North 1
01/30/2018 - 12:45
Skiumah, Flathead Range
Hard Slab Cornice
Intentionally Triggered
D2.5 , R3 Above 6,500 ft North 1
03/21/2019 - 16:15
Picture Chutes-Whitefish Mountain Resort
Wet Slab Explosive D2.5 South 1
03/22/2019 - 16:30
Picture Chutes-Whitefish Mountain Resort
Wet Slab Explosive D2.5 Between 5,000 and 6,500 ft 1
01/01/2020 - 13:00
Hellroaring Basin
Soft Slab Explosive D1 , R2 Between 5,000 and 6,500 ft West 4
12/20/2019 - 07:45
Forecaster Observation- Southern Whitefish Range
Soft Slab Explosive
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft East 4
01/01/2020 - 13:00
Hellroaring Basin
Soft Slab Explosive D2 , R3 Between 5,000 and 6,500 ft South 4
02/28/2020 - 13:45
Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 1
Snowslip Mountain/Burnout avalanche path Soft Slab Natural D2.5 , R3 1
03/20/2019 - 14:15
JFS Canyon
Wet Slab Natural D3 Between 5,000 and 6,500 ft 1
01/23/2019 - 13:15
Forecaster Observation- Canyon Creek, Whitefish Range
Loose Dry/ Sluff Natural D1 , R1 Between 5,000 and 6,500 ft 1
04/15/2020 - 00:45
Flathead Range
Hard Slab Natural D2 , R2 7000' Northeast 1
03/17/2019 - 22:15
Forecaster Observation - Snowshed Mountain
Wet Loose Natural D1.5 , R2 7200 South 1
12/20/2019 - 13:00
Forecaster Observation- Central Glacier Park
Unknown Natural D2.5 , R3 Northwest 1

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