Avalanche Forecast
Regions: Jasper.
Weather Forecast
Some weather models are calling up to 20cm of snow overnight in the Parkers Ridge area and dramatically less further north in the Tonquin and Maligne Ranges. Freezing levels forecast as a dirunal cycle with overnight freezes in the valleys and to rise to 1800m during the days. Overall unsettled convective spring weather with light variable winds.
Snowpack Summary
A supportive crust exists to 2,100m near treeline. Higher up, at treeline and above, a winter snowpack remains on N aspects . Solar facing slopes have crusts extending higher into the alpine. At upper elevation a weak faceted layer buried down 20-50cm remains of concern. The snowpack sits on a weak base of facets and depth hoar.
Avalanche Summary
No new slab avalanches have been observed although signs of cornice failures up to size 2 have been reported
Confidence
Timing, track, or intensity of incoming weather system is uncertain on Friday
Avalanche Problems
Persistent Slabs
Aspects: North, North East, East.
Elevations: Alpine.
Likelihood: Unlikely - Possible
Expected Size: 1.5 - 2.5
Loose Dry
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 1 - 1.5
Storm Slabs
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Unlikely - Possible
Expected Size: 1 - 2