Avalanche Forecast
Regions: Jasper.
Weather Forecast
Tuesday evening into Wednesday is bringing heavy rain changing to snow with freezing level to valley bottom sometime overnight. Wednesday will be continued snow, 10-20cm or locally more amounts at the Icefields, and freezing level 1700m in the afternoon. Rain will continue at low elevations. A gradual cooling trend should occur into Thursday am.
Snowpack Summary
The top 20cm is moist or wet up to 2200m elevation with rain. As it changes to snow, expect a storm slab developing mainly treeline and above. It will rest on a previous temperature crust on many aspects. Alpine elevations, the snowpack has a solid mid-pack over a faceted base. Cornices are large and ominous. BTL the crust is deteriorating.
Avalanche Summary
It drizzled rain all day with building intensity towards 5pm. As a result, several size 2.5-3 wet slabs were noted late in the day, East aspects, 1900-2000m elevation, to ground, stopping mid-fan. Visibility was poor. Numerous small moist events size 1-2 were observed above 2300m.
Confidence
Timing, track, or intensity of incoming weather system is uncertain on Wednesday
Avalanche Problems
Wet Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Unlikely - Possible
Expected Size: 2 - 3
Storm Slabs
Aspects: All aspects.
Elevations: All elevations.
Likelihood: Possible
Expected Size: 1 - 3
Loose Wet
Aspects: North, North East, East, South East.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 1 - 2