Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevation Aspectsort descending Number of avalanches
02/28/2020 - 11:15
Forecaster Observation - Middle Fork and John F. Stevens Canyon
Wet Loose Natural D1.5 6500 Southeast 5
12/26/2020 - 06:30
Southern Flathead Range
Glide Natural D3 , R3 7200 Southeast 1
05/19/2022 - 12:45
Forecaster Observation - Southern GNP
Glide Natural D3 , R4 8000' Southeast 1
02/27/2021 - 12:00
Stryker Peak
Soft Slab Skier
Accidentally Triggered
D2.5 , R4 Above 6,500 ft Southeast 1
02/20/2022 - 13:15
Mt. Marston
Skier D1 , R2 Above 6,500 ft Southeast 3
04/02/2021 - 14:00
Paola Ridge
Wet Loose Natural D2.5 , R2 Between 5,000 and 6,500 ft Southeast 8
03/23/2022 - 13:00
BNSF Avalanche Safety - JFS Canyon
Wet Loose Natural D2 , R3 Above 6,500 ft Southeast 1
03/04/2021 - 14:30
Forecaster Observation: Lake McDonald Area
Wet Loose Natural D2 , R3 Above 6,500 ft Southeast 2
03/02/2022 (All day)
Forecaster Observation - Flathead Range
Wet Loose Natural D2.5 , R3 Between 5,000 and 6,500 ft Southeast 15
12/22/2020 - 02:00
Forecaster Observation: Middle Fork
Wet Loose Natural D1 Between 5,000 and 6,500 ft Southeast 3
02/15/2021 - 13:00
Avalanche Incident: Whale Creek (Skier)
Soft Slab Snowboarder
Accidentally Triggered
D2.5 , R2 6500 Southeast 1
12/06/2018 - 11:00
Forecaster Observation - Rescue Creek and Skiumah Creek
Loose Dry/ Sluff Natural D1 , R1 Above 6,500 ft Southeast 1
01/13/2020 - 05:00
Forecaster Observation - Flathead Range
Hard Slab Natural D2.5 , R2 Above 6,500 ft Southeast 3
12/22/2021 - 12:00
Forecaster Observation - Flathead Range
Soft Slab Skier
Intentionally Triggered
D1 Between 5,000 and 6,500 ft Southeast 5
04/16/2020 - 00:45
Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft Southeast 9
02/28/2020 - 12:15
Forecaster Observation - Middle Fork and John F. Stevens Canyon
Wet Loose Natural D1.5 5900 Southeast 4
03/17/2019 - 14:45
Forecaster Observation - Rescue Creek, Flathead Range
Wet Loose Natural D3 , R2 6600' Southeast 1
02/28/2021 - 02:30
Skyland Road
Soft Slab Skier
Remotely Triggered
D2 , R3 6900 Southeast 1
12/28/2019 - 15:00
Forecaster observation - Ninko Creek
Loose Dry/ Sluff Skier
Accidentally Triggered
D1 , R1 Above 6,500 ft Southeast 2
01/11/2022 - 10:00
Dorothy's
Glide Natural D1 , R2 Between 5,000 and 6,500 ft Southeast 1

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