- Submitted by
- steve
- Observations date
- Saturday, December 19, 2020 at 23:20
- Location
- 49.434600° N 117.130930° W
- Reporting on
- Snow conditions
%2F-117.13093%2C49.4346%2C8%2C0%2C0%2F1026x200%3Faccess_token%3Dpk.eyJ1IjoiYXZhbGFuY2hlY2FuYWRhIiwiYSI6ImNqd2dvZmUxdzE4ZWg0M2tkaXpuNG95aTQifQ.pBLM87fE3sIxRJqJT7Bf7g&w=1200&q=75 "West Ymir surprise")
Quick
Avalanche
Snowpack
Weather
Incident
Information
- Avalanche date/time
- Saturday, December 19, 2020 at 15:20
- Estimated occurrence time of avalanche
- Less than 12 hours ago
- Number of avalanches in this report
- 1
- The size of avalanche
- 2.5
- Slab thickness
- 45cm
- Slab width
- 200m
- Run length
- 350m
- Avalanche Character
- Persistent slab
- Wind slab
- Trigger type
- Skier
- Trigger subtype
- Remote
- Remote trigger distance
- 80m
- Start zone aspect
- N
- Start zone elevation band
- Alpine
- Start zone elevation
- 2,200m
- Start zone incline
- 40°
- Runout zone elevation
- 1,800m
- Crust near weak layer
- Yes
- Wind exposure
- Lee slope
- Vegetation cover
- Open slope
Comments
See quick report