Date and Time of Avalanche Avalanche Typesort descending Trigger Size Starting Elevation Aspect Number of avalanches
01/10/2019 - 12:45
Forecaster Observation- Grave Creek, Northern Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft Southwest 1
03/16/2020 - 13:30
Forecaster Observation- Northern Whitefish Range
Wet Loose Natural D1.5 , R1 Above 6,500 ft 8
03/21/2019 - 15:00
Forecaster Observation- Road Observations
Wet Loose Natural D3 Between 5,000 and 6,500 ft Southwest 1
02/01/2020 - 04:30
Forecaster Observation - Central Whitefish Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft 3
03/21/2019 - 11:00
Forecaster Observation - Flathead Range
Wet Loose Natural D2 , R2 Above 6,500 ft East 1
02/28/2020 - 14:45
Forecaster Observation - Swan Range
Wet Loose Natural D1.5 Above 6,500 ft Southwest 10
02/20/2020 - 13:30
Forecaster Observation- Flathead Range
Wet Loose Natural D2 , R2 Between 5,000 and 6,500 ft South 2
02/28/2020 - 12:00
Forecaster Observation - Flathead Range
Wet Loose Natural D1 Between 5,000 and 6,500 ft South 5
03/24/2019 - 17:00
Forecaster Observation - Middle Fork
Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft Northwest 1
03/15/2020 - 13:15
Forecaster Observation - WMR sidecountry
Wet Loose Skier
Intentionally Triggered
D1 , R2 Between 5,000 and 6,500 ft Southwest 2
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
04/09/2019 - 12:00
Forecaster observation: Marias Pass
Wet Loose Natural D1.5 , R1 Below 5,000 ft Northwest 1
01/19/2020 - 14:30
skook
Wet Loose Natural 1
03/16/2019 - 13:15
Forecaster Observation-Northern Whitefish Range-
Wet Loose Natural D1.5 , R2 Between 5,000 and 6,500 ft South 1
Going to the Sun Road Wet Loose Natural D2 Above 6,500 ft South 1
01/11/2019 - 17:15
Forecaster Observation-Mt Brown, GNP
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft 1
01/12/2019 - 12:00
Forecaster Observation - Marion Lake
Wet Loose Natural D1 Above 6,500 ft Southeast 1
03/21/2019 - 12:00
Forecaster Observation- Road Observations
Wet Loose Natural D2 Between 5,000 and 6,500 ft West 1
03/15/2019 - 13:15
Forecaster Observation - Flathead Range
Wet Loose Skier D1.5 , R1 Above 6,500 ft East 1
02/20/2020 - 13:30
Forecaster Observation- Flathead Range
Wet Loose Natural D1 , R1 Between 5,000 and 6,500 ft South 10

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