Date and Time of Avalanche Avalanche Type Triggersort descending Size Starting Elevation Aspect Number of avalanches
Marias pass 1
Swan Range 1
03/04/2018 - 19:15
Mount Grant , Flathead Range
1
01/23/2018 - 20:00
upper Marion and Dickey Creek
1
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose D2 , R2 5
BNSF Avalanche Safety - Snowslip Mtn GNP 1
02/17/2019 - 22:30
Skook chutes off WMR
1
02/21/2018 - 18:15
Flower point side country
1
northern swans 1
Dorris Creek heading towards Silver. 1
03/20/2019 - 03:45
Picture Chutes-Whitefish Mountain Resort
Wet Slab 20 lb ANFO explosive D2.5 , R4 Between 5,000 and 6,500 ft South 1
12/13/2019 - 10:00
Forecaster Observation - Southern Whitefish Range
Soft Slab AE D1.5 Between 5,000 and 6,500 ft 2
01/23/2020 - 14:30
Teton Pass winter sports area
Hard Slab AE (large ANFO)
Intentionally Triggered
D3 , R3 Above 6,500 ft East 1
06/15/2022 - 09:00
Broken Leg Mountain
Wet Loose animal ? Between 5,000 and 6,500 ft Southwest 1
02/24/2021 - 12:00
Forecaster Observations - John F. Stevens Canyon
Hard Slab Artificial (Explosives)
Intentionally Triggered
D3 , R3 7000 East 1
02/24/2021 - 12:15
Forecaster Observations - John F. Stevens Canyon
Hard Slab Artificial (Explosives)
Intentionally Triggered
D3 , R3 6700 Southeast 1
02/24/2021 - 12:45
Forecaster Observations - John F. Stevens Canyon
Hard Slab Artificial (Explosives)
Intentionally Triggered
D3 , R4 6150 Southeast 1
03/13/2019 - 00:45
Forecaster Observation - Skiumah Creek, Flathead Range
Hard Slab Believe it was initiated by ice fall D3 , R2 ~7000' North 1
01/30/2018 - 12:45
Skiumah, Flathead Range
Hard Slab Cornice
Intentionally Triggered
D2.5 , R3 Above 6,500 ft North 1
03/03/2022 - 08:00
Forecaster Observation - Southern Whitefish Range
Wet Loose Explosive
Intentionally Triggered
D2 , R3 Between 5,000 and 6,500 ft Southeast 1

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