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Archived

Avalanche Forecast

Feb 3rd, 2022–Feb 4th, 2022
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
2: Moderate
The avalanche danger rating in the alpine will be moderate
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
2: Moderate
The avalanche danger rating in the alpine will be moderate
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.

Strong SW winds are forecast to arrive overnight and into Friday making the new windslabs more reactive. 

Confidence

High -

Weather Forecast

Temperatures will continue to warm on Friday with daytime highs around -6C forecast. As it always does, when it gets warmer, it gets windier. Friday is forecast to have strong winds out of the SW for most of the day. Light snowfall is also expected with accumulations around 3-5cm. 

Avalanche Summary

No new avalanches were observed or reported on Thursday. 

Snowpack Summary

Recent snow has formed windslabs in alpine and isolated areas at treeline. These windslabs are 30-60cm deep and noted along ridge crests and in crossloaded features. They are mainly be encountered on N and E aspects. Forecasters have noted cracking along ridgecrests during the week indicating that human triggerring is a possibility. 

Terrain and Travel

  • Be careful with wind slabs, especially in steep, unsupported and/or convex terrain features.
  • Approach lee and cross-loaded slopes with caution.

Avalanche Problems

Wind Slabs

Cracking was observed along ridgecrests above treeline on Thursday. As winds continue on friday these slabs will continue to develop. 

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Possible - Likely

Expected Size: 1 - 2.5