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Archived

Avalanche Forecast

Jan 16th, 2021–Jan 17th, 2021
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Regions: Kananaskis.

The care free days of boot top powder are not with us at the moment. While some sheltered areas have a bit of loose snow, most areas are wind effected and challenging skiing/riding. Give steep, convex features a miss for a few days here.

Confidence

High -

Weather Forecast

A Ho-Hum day for tomorrow. A little cloud, a little wind and very, very little snow. Overnight lows of -8 with a daytime high of -5C. Light SW winds, and maybe a few flurries to round out the day. No need for the big boards tomorrow. Although they would help you stay on top of the wind slab, but that's a story for the snowpack discussion.

Avalanche Summary

Nothing new today.

Snowpack Summary

Wind slabs as far as the eye can see. Seriously, that's the big story right now. It seems all elevations and aspects have a layer of new, hard AND breakable windslab right now. The good news is that the mid pack is well settled with only a few layers of concern. The concerning layers are variable in their location, and tend to be the layers of windslabs reacting, not the deeper layers. We found "drummy" snow today in the Murray Moraines area today and suspect that the entire range has that snow quality right now. 

Terrain and Travel

  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Be careful with wind slabs, especially in steep, unsupported and/or convex terrain features.
  • Avoid areas where the snow feels stiff and/or slabby.

Avalanche Problems

Wind Slabs

With the lull in the winds, windslabs have stopped growing. Unfortunately they haven't started bonding, like you would expect. Exposed areas have an odd eeriness that kept us limited to low angle, supported terrain today.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely

Expected Size: 1 - 3

Cornices

Cornices have been growing and are prone to failure with all the wind and extra load.

Aspects: All aspects.

Elevations: Alpine.

Likelihood: Likely

Expected Size: 1.5 - 2.5