Date and Time of Avalanche Avalanche Type Trigger Size Starting Elevationsort ascending Aspect Number of avalanches
02/04/2018 - 23:00
Forecaster Observation - Crystal Creek Zone, Flathead Range
Hard Slab Natural D3 , R3 Above 6,500 ft East 1
02/19/2020 - 12:00
BNSF Avalanche Safety - JFS Canyon
Soft Slab Natural
Cornice Fall Triggered
D2 , R1 Above 6,500 ft Southeast 1
01/13/2021 - 01:45
Forecaster Observation: Middle Fork Corridor
Wet Loose Natural D3.5 , R3 Above 6,500 ft Southeast 2
03/09/2020 - 10:00
Park Creek
Loose Dry/ Sluff Natural D1.5 , R2 Above 6,500 ft North 20
01/03/2019 - 08:00
BNSF Avalanche Program-Running Rabbit Mtn. GNP
Hard Slab Natural D2 , R2 about 6800 feet Southeast 1
03/18/2018 - 01:00
Kupunkamint Mountain
Soft Slab Natural D3 , R3 8400 feet South 1
04/13/2019 - 17:30
Near miss, Mount Lockhart, Rocky Mountain Front
Soft Slab Skier
Accidentally Triggered
D2 , R2 8400 feet East 1
01/26/2021 - 11:00
East Fork of Tunnel Creek
Loose Dry/ Sluff Natural D2 , R1 8000 East 1
02/21/2019 - 22:15
Sheep Mountain, GNP
Unknown Unknown 7900' Northeast 1
01/05/2019 - 15:45
Forecaster Observation - South Waldron Creek, north of Teton Peak
Hard Slab Snowmobiler
Accidentally Triggered
D3 , R3 7850 East 1
01/13/2020 - 04:30
BNSF Avalanche Safety - Flathead Range
Hard Slab Natural
Cornice Fall Triggered
D3 , R3 7700 East 1
Granite Park Unknown Unknown unknown , unknown 7600' North 1
02/01/2020 - 10:00
BNSF Avalanche Safety - Flathead Range and JFS Canyon
Hard Slab Natural D3.5 , R4 7600 Northeast 1
01/10/2019 - 13:30
Forecaster Observation- Dickey Creek, Flathead Range
Hard Slab Natural
Cornice Fall Triggered
D3.5 , R3 7500' East 1
12/03/2020 - 12:00
Granite Park
Unknown Natural unknown , unknown 7500' Southeast 1
01/13/2018 - 01:00
Forecaster Observation - Nyack Mountain, Flathead Range
Hard Slab Natural D4 , R4 7500' North 1
03/14/2020 - 12:15
Forecaster Observation - Apgar Range and Lake McDonald
Loose Dry/ Sluff Natural D1.5 , R2 7500 Northwest 6
04/07/2020 - 15:00
Forecaster Observation - Middle Fork
Soft Slab Natural D2 , R1 7500 Northeast 2
01/13/2021 - 12:00
Southern Flathead Range
Glide Natural unknown 7500 East 1
01/13/2021 - 07:15
Skyland
Unknown Natural D3 , R3 7500 East 1

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