Jasper

Problemi valanghivi

• 

  Wind Slabs

  N

  NE

  E

  SE

  S

  SW

  W

  NW

  • Alta quota
  • Limite del bosco
  • Sotto il limite del bosco

  Probabilità

  Possible

  Dimensione

  1–3

  The majority of the windslabs are bonding well, but there remains the potential to trigger isolated slabs in steep, wind loaded areas in the alpine. Assess terrain cautiously.
• 

  Loose Wet

  N

  NE

  E

  SE

  S

  SW

  W

  NW

  • Alta quota
  • Limite del bosco
  • Sotto il limite del bosco

  Probabilità

  Possible - Likely

  Dimensione

  1–2

  Large temperature swings from -20 at night to +2 during the day has us in a melt freeze cycle on south aspects. The temperature inversion was less today but still prevalent. Steep south alpine slopes continue to release naturally in the afternoon.
• 

  Deep Persistent Slabs

  N

  NE

  E

  SE

  S

  SW

  W

  NW

  • Alta quota
  • Limite del bosco
  • Sotto il limite del bosco

  Probabilità

  Possible

  Dimensione

  2–4

  Solar radiation has led to a re-awakening of two instabilities. Recent wind slabs and the early season basal facet layer. They have produced a few large avalanches on steep unsupported alpine features. Activity was less today yet remains a concern.