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Archived

Avalanche Forecast

Feb 24th, 2020–Feb 27th, 2020
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
2: Moderate
The avalanche danger rating below treeline will be moderate
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
2: Moderate
The avalanche danger rating below treeline will be moderate
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: Waterton Lakes.

Updated Monday February 24 at 8:00am

Recent storm snow has fallen on a variety of surfaces and will continue through the day on Monday. Keep an eye on local snowfall amounts as they will vary widely between the divide and front ranges

Weather Forecast

Continued snowfall through the day on Monday especially along the eastern slopes with accumulations in the realm of 10-20cm bringing storm totals to 30-35cm.

Snowpack Summary

10-15cm new snow sits on a variety of wind affected surfaces including previous windslab, suncrusts and the February 1 melt freeze crust, which exists up to approx 2100m. The midpack is strong, though weaker basal facets can be found in thin areas.

Avalanche Summary

Neighbouring operations reported skier triggered avalanches to size 1 in the new storm snow yesterday.

Confidence

Forecast snowfall amounts are uncertain on Monday

Avalanche Problems

Storm Slabs

Expect storm slabs to be more reactive in wind affected areas.

  • Use caution in alpine and open treeline lees. Recent snowfall has created storm slabs.
  • Be careful with wind loaded pockets, especially near ridge crests and roll-overs.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely

Expected Size: 1 - 2