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Archived

Avalanche Forecast

Dec 11th, 2017–Dec 12th, 2017
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Regions: Jasper.

Though the deeper instabilities remain in the back of our minds,  quality observations and significant weather swings with little avalanche activity have inspired confidence in the snowpack.

Weather Forecast

Cooling trend trend till thursday with freezing levels at valley bottom, No precipitation expected. Light South-South West winds in the alpine.

Snowpack Summary

There is a well settled snowpack in most locations. Widespread wind effected snow in the alpine with minimal ski penetration. The Halloween Oct 31 crust sits in the lower half snowpack with faceted crystals above and below between  2200 - 2900m.

Avalanche Summary

Highway 93 patrol. No avalanches reported.

Confidence

Due to the number and quality of field observations

Avalanche Problems

Deep Persistent Slabs

Heavy loads , like  natural cornice releases might trigger this deep instability.
Pay attention to overhead hazards like cornices which could trigger the deep persistent slab.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Unlikely

Expected Size: 2 - 3