Date and Time of Avalanche Avalanche Type Trigger Sizesort descending Starting Elevation Aspect Number of avalanches
02/07/2020 - 12:00
Forecaster Observation - Flathead Range
Loose Dry/ Sluff Natural D1.5 , R1 Above 6,500 ft Southeast 12
03/22/2020 - 12:30
Marion Lake
Loose Dry/ Sluff Skier
Accidentally Triggered
D1.5 Above 6,500 ft North 2
02/28/2020 - 12:15
Forecaster Observation- Central GNP
Wet Loose D1.5 10
03/07/2019 - 12:15
Doris Ridge
Soft Slab On Foot (includes snowshoers, climbers/mountaineers, and hikers)
Intentionally Triggered
D1.5 , R1 Above 6,500 ft Northeast 1
04/16/2020 - 14:00
Flathead Range
Wet Loose Natural D1.5 , R1 Between 5,000 and 6,500 ft Northeast 4
03/07/2018 - 12:00
Mount Grant and Grant Glacier
Wet Loose Natural D1.5 , R1 Between 5,000 and 6,500 ft Southeast 1
03/17/2019 - 12:15
Forecaster Observation - Rescue Creek, Flathead Range
Wet Loose Natural D1.5 , R2 5500'-7000' South 1
04/04/2020 - 11:45
Forecaster Observation - Flathead Range
Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft Southeast 6
02/13/2019 - 08:30
BNSF Avalanche Program-Running Rabbit & Snowslip Mtns. GNP
Soft Slab Natural D1.5 , R4 Below 5,000 ft Southeast 1
05/06/2019 - 14:00
Forecaster Observation - Central Glacier NP
Loose Dry/ Sluff Skier
Intentionally Triggered
D1.5 , R1 Above 6,500 ft Northwest 1
02/20/2020 - 01:00
Flathead Range
Wet Loose Natural D1.5 , R1 Below 5,000 ft South 1
03/14/2020 - 13:15
Forecaster Observation - Northern Flathead Range
Soft Slab Natural D1.5 , R2 Above 6,500 ft North 8
02/16/2018 - 16:45
Forecaster Observation- Flathead Range
Soft Slab Skier
Intentionally Triggered
D1.5 , R1 Between 5,000 and 6,500 ft North 1
03/15/2019 - 13:15
Forecaster Observation - Flathead Range
Wet Loose Skier D1.5 , R1 Above 6,500 ft East 1
01/11/2020 - 21:30
BNSF Avalanche Safety - Running Rabbit Mtn. GNP
Soft Slab Natural D1.5 , R3 6000 Southeast 1
01/17/2020 - 13:00
Forecaster Observation - Central Swan
Soft Slab Snowboarder
Remotely Triggered
D1.5 , R2 Between 5,000 and 6,500 ft Northeast 1
03/09/2019 - 14:15
Foercaster Observation - Marion/ Dickey Creeks
Soft Slab Skier
Intentionally Triggered
D1.5 , R2 7150 North 1
12/22/2019 - 13:45
Essex Creek
Wet Loose Natural D1.5 Between 5,000 and 6,500 ft South 5
02/11/2020 - 13:30
Forecaster Observation - Flathead Range
Soft Slab Natural D1.5 , R1 Between 5,000 and 6,500 ft Southeast 1
12/12/2018 - 05:00
Noisy Basin
Hard Slab Natural
Cornice Fall Triggered
D1.5 , R2 Above 6,500 ft Northeast 1

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