Date and Time of Avalanchesort descending Avalanche Type Trigger Size Starting Elevation Aspect Number of avalanches
Essex Wet Loose Natural D1.5 , R3 3
Glacier National Park Unknown 1
Middle Fork Soft Slab Skier
Accidentally Triggered
D1.5 , R1 7,300 Northeast 1
Just off goulies ridge 1
Essex Creek 1
Flathead Range 1
Southern Glacier 1
Southern Flathead Range 1
BNSF Avalanche Safety - Running Rabbit Mtn GNP 1
Forecaster Observation - Flathead Range 1
Missions 1
Swan Range: North of Strawberry Lake/South of Hash Mountain 1
Ten Lakes 1
11/22/2017 - 17:45
Forecaster Observation - Skiumah Lake, Flathead Range
Unknown Natural D2.5 , R3 Above 6,500 ft North 1
11/22/2017 - 21:30
Forecaster Observation - Rescue Creek, Flathead Range
Unknown Natural D2 Above 6,500 ft 1
12/02/2017 - 17:15
Forecaster Observation - Skiumah Lake, Flathead Range
Hard Slab Natural D2 , R2 Above 6,500 ft North 1
12/09/2017 - 13:00
Forecaster Observation - Mt. Stanton, Glacier National Park
Wet Loose Natural D1.5 , R1 Above 6,500 ft South 1
12/09/2017 - 13:30
Forecaster Observation - Mt. Thompson-Seton, Whitefish Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
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
12/14/2017 - 13:15
Forecaster Observation - Little Matterhorn, Glacier National Park
Loose Dry/ Sluff Skier
Intentionally Triggered
D2 , R1 7000 Northeast 1

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