Swan Range Avalanches

Location Name: 
Swan Range
Observation date: 
Monday, March 29, 2021 - 17:30
Is this an Avalanche Observation: 
Yes
Observation made by: Forecaster

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Quick Observation

Natural and possibly snowmobile triggered avalanches in the Swan Range. 

Snowpack, Avalanche, Weather Images: 
Travel Details
Region: 
Swan Range - East Side (Hungry Horse Reservoir access)
Route Description: 
Activity: 
Snowmobiling
Snowpack Details
Snowpack and Weather Details: 
Red Flags: 
Avalanches from the past 2 days
Avalanche Details
Avalanche Details: 
Date and Time of Avalanche: 
Sunday, March 28, 2021 - 12:00
Number of avalanches: 
6
Avalanche Type: 
Soft Slab
Failure Plane/Weak Layer: 
Old snow
More information or comments about the avalanche: 
Hide Trigger
Trigger: 
natural
Hide Size
Destructive Size: 
D1.5
Relative Size: 
R2 Small
Date and Time of Avalanche: 
Sunday, March 28, 2021 - 12:00
Number of avalanches: 
1
Avalanche Type: 
Soft Slab
Failure Plane/Weak Layer: 
Old snow
More information or comments about the avalanche: 
Hide Trigger
Trigger: 
snowmobiler