Avalanche Forecast
Regions: Jasper.
Weather Forecast
Cool (not cold) arctic air will keep precip to only light and scattered flurries through most of the weekend. Light to moderate SW winds gusting to moderate will accompany the cooler air.
Snowpack Summary
Windslab building above 3 weak interfaces in the top 30 to 50cm of the snowpack. Depth of surface hoar/facet layers varies with the terrain and vegetation shelter, but is most consistently found in sheltered features at TL and above.
Avalanche Summary
Natural windslab avalanches up to size 1.5 were observed Tuesday in windswept alpine moraine features. Appears to be running on the persistent slab interface down 30 to 50cm.
Confidence
Forecast snowfall amounts are uncertain on Sunday
Avalanche Problems
Persistent Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Unlikely - Possible
Expected Size: 1 - 2.5
Wind Slabs
Aspects: North, North East, East, South East, South.
Elevations: Alpine, Treeline.
Likelihood: Unlikely - Possible
Expected Size: 1 - 2