Na size 2.5 avalanche, Dolomite Peak, Banff NP

Map for Mountain Information Network report: Na size 2.5 avalanche, Dolomite Peak, Banff NP

Information

Avalanche date/time
Sunday, November 29, 2020 at 11:00
Number of avalanches in this report
1
The size of avalanche
2.5
Slab width
70m
Run length
700m
Avalanche Character
  • Deep persistent slab
Trigger type
Natural
Start zone aspect
  • SW
Start zone elevation band
  • Alpine
Start zone elevation
2,500m
Runout zone elevation
2,000m
Weak layer burial date
Thursday, November 5, 2020
Weak layer crystal type
  • Facets
Crust near weak layer
Yes
Wind exposure
Cross-loaded slope

Comments

A large natural avalanche was observed on Dolomite Peak around 1100 AM. It occurred in a SW facing cross loaded alpine gully at about 2500 m, and appears to have failed on the Nov 5 crust/facet combo. Parks Canada Visitor Safety