Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
03/20/2019 - 17:30
JFS Canyon
Wet Slab D2.5 1
03/18/2019 - 13:45
BNSF Avalanche Program-JFS Canyon
Wet Loose Natural D2 1
Marion Lake 1
04/11/2019 - 14:45
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft 1
Forecaster Observation - Cascade drainage, Flathead Range 1
03/17/2019 - 07:30
Forecaster Observation - Lake McDonald, GNP
Wet Loose Natural D2 Above 6,500 ft 1
12/19/2017 - 13:30
Forecaster Observation - Ghoulie Ridge, Whitefish Range
Soft Slab Natural D1 , R1 Between 5,000 and 6,500 ft 1
01/04/2020 - 11:00
Forecaster Observation - BC Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 5
01/07/2019 - 18:45
Forecaster Observation - Peak 6996, GNP
Hard Slab Natural D3 , R4 Above 6,500 ft 1
Marias pass 1
03/22/2019 - 16:30
Picture Chutes-Whitefish Mountain Resort
Wet Slab Explosive D2.5 Between 5,000 and 6,500 ft 1
12/29/2017 - 17:00
Forecaster Observation- Rescue Creek, Flathead Range
Soft Slab D2 1
04/27/2021 - 15:45
Going-to-the-Sun Road
Wet Loose Natural D2 Above 6,500 ft 30
01/20/2019 - 12:30
Peak 7798
Soft Slab Natural D2 1
03/17/2020 - 15:00
Rescue Creek
Loose Dry/ Sluff Natural D1 5
12/04/2018 - 19:30
Crater Notch Peak
Loose Dry/ Sluff Natural D1 , R1 1
02/25/2018 - 19:45
Forecaster Observation - Marion Lake, Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 , R1 Above 6,500 ft 1
northern swans 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
Dorris Creek heading towards Silver. 1

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