Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevationsort ascending Aspect Number of avalanches
01/31/2021 - 14:00
Forecaster Observation - Swan
Wet Loose Natural D2 Between 5,000 and 6,500 ft Southwest 1
03/11/2018 - 15:00
Forecaster Observation - Snowshed/ Essex Creek, Flathead Range
Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft South 1
02/04/2018 - 18:45
Forecaster Observation - Skiumah, Flathead Range
Unknown Natural D1.5 , R1 Between 5,000 and 6,500 ft Northeast 1
01/03/2021 - 12:00
Marion Lake
Hard Slab Natural D2 , R3 Between 5,000 and 6,500 ft North 1
03/03/2021 - 15:15
Forecaster Observation - Apgars
Wet Slab Natural D2.5 , R4 Between 5,000 and 6,500 ft West 2
02/14/2020 - 14:45
Forecaster Observation - Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 Between 5,000 and 6,500 ft Northeast 1
03/19/2019 - 07:15
BNSF Avalanche Program-JFS Canyon
Wet Loose Natural D2 Between 5,000 and 6,500 ft 1
04/05/2021 - 18:00
Forecaster Observation: Southern Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 5
01/29/2020 - 02:30
Forecaster Observation - Flathead Range
Loose Dry/ Sluff Natural D1 Between 5,000 and 6,500 ft North 5
01/01/2020 - 08:00
Forecaster Observation - Central Swan
Soft Slab Natural
Cornice Fall Triggered
D1 , R2 Between 5,000 and 6,500 ft Northeast 1
01/10/2019 - 12:45
Forecaster Observation- Grave Creek, Northern Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 1
02/07/2021 - 12:00
Canyon Creek
Soft Slab Unknown unknown Between 5,000 and 6,500 ft Southwest 1
03/14/2020 - 10:00
Forecaster Observation - WMR sidecountry
Loose Dry/ Sluff Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 5
02/19/2020 - 11:15
Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 3
03/21/2019 - 15:15
Forecaster Observation- Road Observations
Wet Slab Natural D3 Between 5,000 and 6,500 ft Southwest 1
12/29/2017 - 19:45
Forecaster Observation - Canyon Creek, southern Whitefish Range
Soft Slab Natural D1 , R1 Between 5,000 and 6,500 ft 1
04/22/2021 - 11:30
Forecaster Observation - Upper McDonald Valley
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Northwest 4
03/05/2021 - 12:15
Forecaster Observation - Flathead Range
Wet Loose Natural D1.5 , R1 Between 5,000 and 6,500 ft Southeast 6
01/07/2020 - 17:00
BNSF Avalanche Safety - JFS Canyon
Soft Slab Natural D2.5 , R3 Between 5,000 and 6,500 ft Southeast 1
01/20/2019 - 17:00
Forecaster Observation- Kona, Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft North 1

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