Date and Time of Avalanche Avalanche Type Triggersort ascending Size Starting Elevation Aspect Number of avalanches
04/18/2019 - 13:15
Forecaster Observation - Flathead Range
Wet Loose Skier
Intentionally Triggered
D1 4600 Northeast 1
01/07/2020 - 14:30
Forecaster Observation - WMR Sidecountry
Soft Slab Skier
Remotely Triggered
D1.5 , R2 5700 Northeast 4
03/21/2020 - 14:30
Forecaster Observation - Flathead Range
Wet Loose Skier
Accidentally Triggered
D1 , R1 Between 5,000 and 6,500 ft East 2
01/07/2019 - 13:45
Forecaster Observation - Spring Slide Mountain, Swan Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northwest 1
04/03/2020 - 14:15
BNSF Avalanche Safety - Wahoo Ridge/Path 1183
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Below 5,000 ft North 5
02/08/2020 - 14:00
Northern Swan Range
Soft Slab Skier D1 1
04/22/2018 - 13:00
Forecaster Observation- Heavens Peak, GNP
Cornice Skier
Accidentally Triggered
D2 , R1 Above 6,500 ft Northeast 1
02/12/2020 - 12:15
Forecaster Observation - Flathead Range
Soft Slab Skier
Intentionally Triggered
D1.5 , R3 Between 5,000 and 6,500 ft Southeast 1
12/28/2019 - 13:00
Forecaster Observation - WMR sidecountry
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 6100 Southeast 2
01/25/2019 - 16:15
Snowslip Mounrain, GNP
Soft Slab Skier D1.5 Above 6,500 ft East 1
02/01/2018 - 13:45
Forecaster Observation - Skiumah Lake, Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
02/08/2019 - 16:30
Forecaster Observation - Marion Lake, Flathead Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1.5 , R2 1
03/21/2020 - 13:30
Forecaster Observation - Flathead Range
Loose Dry/ Sluff Skier D1 , R1 Above 6,500 ft Northeast 2
12/10/2017 - 14:15
Forecaster Observation - Mt. Stanton, Glacier National Park
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
03/15/2019 - 13:15
Forecaster Observation - Flathead Range
Wet Loose Skier D1.5 , R1 Above 6,500 ft East 1
03/29/2020 - 13:30
Marion Lake
Wet Loose Skier D1.5 , R2 Between 5,000 and 6,500 ft North 3
01/07/2019 - 13:30
Marion Lake
Loose Dry/ Sluff Skier
Accidentally Triggered
D1.5 Between 5,000 and 6,500 ft South 1
02/09/2020 - 12:45
Forecaster Observation - Flathead Range, Middle Fork Corridor
Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft 6
12/20/2019 - 13:30
Forecaster Observation: Southern Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft Southwest 1
02/12/2020 - 13:30
Forecaster Observation - Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft South 1

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