Date and Time of Avalanche Avalanche Type Triggersort descending Size Starting Elevation Aspect Number of avalanches
03/03/2020 - 14:15
Forecaster Observation - Northern Flathead Range
Cornice Natural D1.5 Above 6,500 ft Northeast 1
12/19/2018 - 02:45
Forecaster Observation - Skiumah Lake, Flathead Range
Soft Slab Natural D2.5 , R3 6700 North 1
Central Glacier Park Soft Slab Natural D2 Between 5,000 and 6,500 ft South 1
01/20/2020 - 12:30
Forecaster Observation - Flathead Range
Hard Slab Natural D3 , R3 6300 North 1
03/17/2019 - 22:30
Forecaster Observation - Snowshed Mountain
Wet Loose Natural D1.5 , R3 Below 5,000 ft North 1
03/14/2020 - 16:00
Forecaster Observation - Lake McDonald Area
Hard Slab Natural D1.5 , R1 Above 6,500 ft Southeast 1
04/01/2018 - 23:30
Forecaster Observation- Grant Ridge, Flathead Range
Soft Slab Natural D1.5 , R1 1
01/14/2020 - 12:00
Lost Johnny
Loose Dry/ Sluff Natural
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft 25
02/01/2020 - 01:15
BNSF Avalanche Safety - Flathead Range and JFS Canyon
Soft Slab Natural D2 , unknown Above 6,500 ft South 1
03/20/2019 - 04:30
Picture Chutes-Whitefish Mountain Resort
Wet Slab Natural D2.5 , R3 Between 5,000 and 6,500 ft South 1
12/13/2019 - 08:45
Forecaster Observation - Northern Flathead Range
Soft Slab Natural D2 , R2 Between 5,000 and 6,500 ft East 1
02/08/2018 - 12:45
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural D1.5 , R1 6300' Northeast 1
01/07/2019 - 18:45
Forecaster Observation - Peak 6996, GNP
Hard Slab Natural D3 , R4 Above 6,500 ft 1
12/18/2017 - 12:15
Canyon Creek, southern Whitefish Range
Soft Slab Natural D1 1
04/07/2018 - 20:30
Forecaster Observation - Jewel Basin, Swan Range
Soft Slab Natural D2 , R2 Above 6,500 ft Northeast 1
02/21/2020 - 13:30
Forecaster Observation- Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southeast 4
02/01/2020 - 08:30
Forecaster Observation - Flathead Range
Wet Slab Natural D3 , R2 Between 5,000 and 6,500 ft Southeast 1
12/20/2019 - 18:45
Essex Creek
Hard Slab Natural D3 Above 6,500 ft Northeast 1
02/13/2019 - 09:30
Forecaster Observation- Grant Ridge, Flathead Range
Soft Slab Natural D3 , R3 Above 6,500 ft Southeast 1
03/19/2019 - 15:00
Skook Chutes
Wet Slab Natural D2 , R2 Between 5,000 and 6,500 ft South 1

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