Date and Time of Avalanchesort descending Avalanche Type Trigger Size Starting Elevation Aspect Number of avalanches
01/01/2018 - 21:15
Professional Observation - Grave Cr., Whitefish Range
Soft Slab Snowmobiler
Accidentally Triggered
D1.5 , R2 Between 5,000 and 6,500 ft Northeast 1
01/01/2018 - 21:45
Cascade, Flathead Range
1
01/08/2018 - 20:45
Cascadilla drainage
1
01/09/2018 - 19:30
The Canyon, Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1.5 Above 6,500 ft 1
01/09/2018 - 20:00
Highway 2, Flathead Range
Wet Loose D1 Below 5,000 ft 1
01/09/2018 - 20:30
Forecaster Observation - Skiumah, Flathead Range
Soft Slab Natural D1.5 , R1 Between 5,000 and 6,500 ft 1
01/10/2018 - 14:45
Forecaster Observation - Mt. Barnaby, Northern Whitefish Range
Soft Slab Natural D2.5 , R3 Above 6,500 ft Southeast 1
01/10/2018 - 16:45
Forecaster Observation- Dickey Cr, Flathead Range
Soft Slab Natural Above 6,500 ft Southeast 1
01/10/2018 - 20:45
Forecaster Observation - Red Meadow, Northern Whitefish Range
Hard Slab Natural D3 , R3 Above 6,500 ft 1
01/12/2018 - 01:00
Forecaster Observation - Nyack Mountain, Flathead Range
1
01/12/2018 - 17:45
Marion Lake Vicinity
Hard Slab D3 , R3 Above 6,500 ft East 1
01/12/2018 - 20:30
Forecaster Observation- Mt. Penrose
Hard Slab Natural D2.5 Above 6,500 ft 1
01/13/2018 - 01:00
Forecaster Observation - Nyack Mountain, Flathead Range
Hard Slab Natural D4 , R4 7500' North 1
01/13/2018 - 05:00
Forecaster Observation - Crystal Cr, Flathead Range
Hard Slab Natural D4 , R4 Above 6,500 ft North 1
01/13/2018 - 05:30
Forecaster Observation - Crystal Cr, Flathead Range
Soft Slab Natural D2.5 , unknown Above 6,500 ft Northeast 1
01/13/2018 - 06:00
Forecaster Observation - Wahoo Creek, Flathead Range
Hard Slab Natural D3 , unknown Above 6,500 ft Northeast 1
01/13/2018 - 08:30
Forecaster Observation - Wahoo Creek, Flathead Range
Soft Slab Natural D2 , R2 Above 6,500 ft North 1
01/13/2018 - 13:00
Forecaster Observation - Canyon Creek, southern Whitefish Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft Northeast 1
01/15/2018 - 02:30
Pro Observation - John F Stevens Canyon, Flathead Range
Soft Slab Natural
Cornice Fall Triggered
D1 Above 6,500 ft 1
01/15/2018 - 13:45
Pro Observation - John F Stevens Canyon, Flathead Range
Wet Loose Natural D1.5 1

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