Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
Wahoo 1
03/20/2019 - 13:15
Forecaster Observation - Lake McDonald, GNP
Unknown Natural D2.5 , unknown 1
Flathead Range 1
Forecaster Observation - Cascade drainage, Flathead Range 1
12/19/2017 - 13:30
Forecaster Observation - Ghoulie Ridge, Whitefish Range
Soft Slab Natural D1 , R1 Between 5,000 and 6,500 ft 1
Siyeh Bend/East face Piegan Mtn. 1
Goulie, Kona, east of Kona 1
Tranquil Basin 1
GNP 1
02/01/2020 - 09:30
Forecaster Observation - Flathead Range
Soft Slab Natural D3 , R3 Above 6,500 ft 3
12/29/2017 - 17:00
Forecaster Observation- Rescue Creek, Flathead Range
Soft Slab D2 1
Flower Pointish 1
Central Flathead Range 1
01/10/2018 - 20:45
Forecaster Observation - Red Meadow, Northern Whitefish Range
Hard Slab Natural D3 , R3 Above 6,500 ft 1
Hellroaring pk 1
12/12/2018 - 01:45
Forecaster Observation - Canyon Creek, Whitefish Range
Soft Slab Natural D1.5 , R2 1
Forecaster Observation - Flathead Range 1
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose Natural D1 , R1 15
03/10/2019 - 13:15
Forecaster Observation- Mt Brown, Glacier NP
Wet Loose Natural D1.5 , R1 1
02/25/2021 - 13:30
Middle Fork
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft 4

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