Avalanche Forecast
Regions: Jasper.
Weather Forecast
Monday will be flurries, 8cm of snow, alpine temperature High -5 C and ridge wind southwest 20 km/h gusting to 50 km/h. Tuesday to Wednesday is much the same with potentially 36mm of precipitation from Monday to Wednesday. A detailed mountain weather forecast is available from Avalanche Canada.
Snowpack Summary
New snow on the horizon, following recent storm snow, 60cm since Dec 11th in the Icefields region. New snow has been and will continue to be redistributed by moderate SW winds. This interface, Dec11, overly several weak interfaces such as facets, crusts and isolated surface hoar. The deep persistent weakness still lingers near the ground.
Avalanche Summary
A natural avalanche cycle and subsequent avalanche control work resulted in many slab avalanches up to size 3.5 in the Parkers ridge area on Dec 14th. Saturday's field team toured on Parkers Ridge summer trail (ATES 2) and observed many common signs of instability, like shooting cracks and whumphing.
Confidence
Intensity of incoming weather systems is uncertain on Monday
Avalanche Problems
Wind Slabs
Aspects: North, North East, East, South East, North West.
Elevations: Alpine, Treeline.
Likelihood: Likely
Expected Size: 1.5 - 3
Storm Slabs
Aspects: All aspects.
Elevations: Treeline, Below Treeline.
Likelihood: Likely
Expected Size: 1 - 2.5
Deep Persistent Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 2 - 3.5