Avalanche Forecast
Regions: Jasper.
Weather Forecast
The major storm has past however further amounts of up to 20-30 cm are possible by Monday night. Winds are expected to increase to strong from the W to NW. Temperatures will dip Sunday morning then rebound. Temperatures will increase to above freezing with the possibility of rain later in the week.
Snowpack Summary
>35cm of storm snow has fallen since Friday. Moderate SW winds have created deep soft slab conditions in the alpine and open TL slopes. In many locations, these new slabs are sitting on weak basal facets.
Avalanche Summary
Very poor visibility precluded avalanche observation however numerous large avalanches were heard through out the day from the Icefields to Sask Xing. Sluffing of storm snow on steep banks was observed as well as soft slab avalanches to sz 1.5 at treeline.
Confidence
Intensity of incoming weather systems is uncertain on Monday
Avalanche Problems
Storm Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Very Likely
Expected Size: 1 - 4
Deep Persistent Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Likely
Expected Size: 2 - 4
Wind Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 1 - 2