Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
03/20/2019 - 14:15
JFS Canyon
Wet Slab Natural D3 Between 5,000 and 6,500 ft 1
02/13/2019 - 00:30
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Natural 5000-7000' 1
Mt Brown Lookout 1
12/28/2017 - 11:45
Forecaster Observation - Spider Bowl, Swan Range
Soft Slab Natural D1.5 , R1 Above 6,500 ft 1
04/01/2020 - 12:00
Southern Whitefish Range
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 Between 5,000 and 6,500 ft 5
02/17/2018 - 20:00
Forecaster Observation - Grant Ridge, Flathead Range
Soft Slab Natural D2 Above 6,500 ft 1
Forecaster Observation - Flathead Range 1
04/11/2018 - 01:00
JFS Canyon and Essex area, Flathead Range
Soft Slab Natural D2 Above 6,500 ft 1
East of WMR 1
03/04/2018 - 19:15
Mount Grant , Flathead Range
1
02/19/2019 - 12:45
Benchmark
Hard Slab Snowmobiler
Remotely Triggered
D2 , R3 1
01/23/2018 - 20:00
upper Marion and Dickey Creek
1
12/05/2018 - 10:45
Forecaster Observation - Heavens Peak, GNP
Loose Dry/ Sluff Natural D1 , R1 Above 6,500 ft 1
Forecaster Observation - Hornet Mountain 1
03/11/2018 - 20:15
Tranquill Basin - Flathead Range
1
02/01/2020 - 09:45
Forecaster Observation - Flathead Range
Wet Loose D2 , R1 Between 5,000 and 6,500 ft 3
Big Slide 1
Forecaster Observation - Flathead Range 1
01/13/2021 - 01:30
Forecaster Observation: Middle Fork Corridor
Wet Loose Natural D2 , R2 20
Flathead Range 1

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