Jasper

Avalanche problems

• 

  Wind Slabs

  N

  NE

  E

  SE

  S

  SW

  W

  NW

  • Alpine
  • Treeline
  • Below treeline

  Likelihood

  Possible

  Size

  1–3

  At higher elevations, hard windslabs may be sitting on the Valentine's surface hoar. On southerly aspects, this surface hoar has formed on top of a sun crust. Slabs on these features could most easily be triggered on unsupported terrain features.
• 

  Loose Dry

  N

  NE

  E

  SE

  S

  SW

  W

  NW

  • Alpine
  • Treeline
  • Below treeline

  Likelihood

  Possible - Likely

  Size

  1–2

  Loose surface facets can be found on sheltered slopes at higher elevations. On steeper slopes, these are producing small loose avalanches that may have enough mass to knock over a skier or pry off an ice climber.