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Archived

Avalanche Forecast

Nov 13th, 2019–Nov 14th, 2019
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
2: Moderate
The avalanche danger rating in the alpine will be moderate
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
2: Moderate
The avalanche danger rating in the alpine will be moderate
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: Banff Yoho Kootenay.

Many early season hazards exist, related to thin snowpack coverage. Be on the lookout for windslabs in lee areas in the alpine.

Weather Forecast

Cloudy with no snow Thursday with wind increasing to strong velocity from the SW by the evening. A few cm's could possibly arrive on Friday with stronger winds that could bump up the hazard rating slightly.

Snowpack Summary

10-20 cm of recent storm snow sits over the November 8 crust and a variety of old wind slabs in the alpine. The Nov 8 crust is present up to 2400 m. Faceting observed around the Oct crusts near the ground. Treeline snow depths range from 50-80 cm, and up to 110 cm in lee areas.

Avalanche Summary

No avalanches observed or reported Wednesday.

Confidence

Avalanche Problems

Wind Slabs

Watch for lingering windslabs in lee areas in the alpine.

  • Be careful with wind loaded pockets, especially near ridge crests and roll-overs.
  • Use caution in lee areas. Wind loading could create slabs.

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

Elevations: Alpine.

Likelihood: Unlikely - Possible

Expected Size: 1 - 1.5