Sam & Ethan 01/31

Map for Mountain Information Network report: Sam & Ethan 01/31

Information

Avalanche date/time
Friday, January 31, 2025 at 21:00
Slab thickness
10cm
Slab width
30m
Avalanche Character
  • Wet slab
  • Wind slab
Trigger type
Skier
Trigger subtype
Intentional
Start zone aspect
  • N
Start zone elevation band
  • Treeline
Start zone elevation
1,475m
Start zone incline
35°
Runout zone elevation
1,400m
Weak layer burial date
Thursday, January 30, 2025
Weak layer crystal type
  • Storm snow
  • Surface hoar and facets
Crust near weak layer
Yes
Wind exposure
Cross-loaded slope
Vegetation cover
Sparse trees or gladed slope

Comments

Came upon a skier triggered size 1.5 storm slab avalanche, near mount Washington boundary.when crossing to a safe point to investigate further, I triggered a similar slide about 10-15cm thick with a terrain trap. No burial, no partial burial.