Avalanche Forecast

Issued: Dec 26th, 2017 4:00PM

The alpine rating is low, the treeline rating is low, and the below treeline rating is low. Known problems include Wind Slabs.

jonas hoke, Parks Canada

Jasper.

Not a bad idea to check your trip partners for signs of frostbite through out the day.

Summary

Weather Forecast

Wednesday will be a mix of sun and cloud with isolated flurries. Cold temps and light northerly winds continue. Alpine highs -18, lows -25.No significant warm-up, nor precipitation leading into the weekend.

Snowpack Summary

Isolated pockets of wind-slab in exposed areas at upper elevations, these may overlie an old snow interface of facets, crust, and surface hoar. Several other noticeable crusts lie dormant deeper in the snowpack.

Avalanche Summary

No new avalanches have been reported or observed along the parkway.Explosive control at the local hill on Christmas Eve produced a few small avalanches from isolated pockets of wind slab.

Confidence

Problems

Wind Slabs

Isolated pockets persist by are becoming less and less reactive with ongoing cold temps.

Use caution above ledges and cliffs where small avalanches may have severe consequences.Watch for surface cracking and stiffer surface layers of snow.

Aspects: North, North East, East, South East, South.

Elevations: Alpine.

Likelihood

Unlikely - Possible

Expected Size

1 - 1

Valid until: Dec 27th, 2017 4:00PM