Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
03/10/2018 - 12:15
Forecaster Observation- Mt Stanton, GNP
Wet Loose Natural D1 , R1 1
02/05/2022 - 13:45
Clarence Creek, northern Whitefish Range
Soft Slab Unknown D2 , R3 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
05/02/2022 - 12:15
Forecaster Observation - Noisy Basin
Wet Loose Natural D1.5 , R2 Above 6,500 ft 15
02/25/2021 - 13:30
Middle Fork
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft 4
03/16/2018 - 12:30
Glacier National Park
Wet Loose Natural D1.5 , R1 1
03/20/2019 - 18:15
JFS Canyon
Wet Loose Natural D2.5 Between 5,000 and 6,500 ft 1
03/17/2019 - 20:30
BNSF Avalanche Program-JFS Canyon
Wet Loose Natural D1 Between 5,000 and 6,500 ft 1
03/28/2021 - 12:00
Swan Range
Soft Slab Snowmobiler 1
Essex 1
Swan River State Forest 1
04/01/2018 - 23:30
Forecaster Observation- Grant Ridge, Flathead Range
Soft Slab Natural D1.5 , R1 1
Wahoo 1
03/20/2019 - 13:15
Forecaster Observation - Lake McDonald, GNP
Unknown Natural D2.5 , unknown 1
12/19/2017 - 16:15
Forecaster Observation - Middle Fork Corridor
Soft Slab Natural D2 , R2 Between 5,000 and 6,500 ft 1
Flathead Range 1
01/04/2020 - 11:00
Forecaster Observation - BC Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 5
01/07/2019 - 18:45
Forecaster Observation - Peak 6996, GNP
Hard Slab Natural D3 , R4 Above 6,500 ft 1

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