Observation Sub Peak

Map for Mountain Information Network report: Observation Sub Peak

Information

Avalanche date/time
Friday, January 17, 2020
Estimated occurrence time of avalanche
From 12 to 24 hours ago
Number of avalanches in this report
1
The size of avalanche
2
Slab width
200m
Run length
450m
Avalanche Character
  • Persistent slab
Trigger type
Natural
Start zone aspect
  • W
Start zone elevation band
  • Alpine

Comments

10-15cm of snow in 24hrs at Bow Summit during a warming period (-25 to -8). Avalanche initiated out of the steep rocky terrain and pulled a persistent slab on the open slope below.