Avalanche Forecast

Issued: Apr 9th, 2021 4:00PM

The alpine rating is moderate, the treeline rating is low, and the below treeline rating is low. Known problems include Wind Slabs and Loose Dry.

jesse milner,

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Cornices are large and present right now. Overall the travel is good in the mountains  with some decent skiing on high sheltered northerly terrain.

Summary

Weather Forecast

Saturday: Mainly cloudy with isolated flurries with an alpine high of -1 and light to strong gusting westerly winds. Freeze levels at the townsite level.

Avalanche Canada's Mountain Weather Forecast is a great regional-scale resource for up-to-date weather information. SPOTWX is a good resource for local scale weather forecasts.

Snowpack Summary

Up to 15cm of new snow (TL and above on northerly terrain) sits on a supportive crust that exists to ridgetop except on high north faces. Overall a well consolidated snowpack with the lower half composed of dense facets and decomposing crusts, none of which have been reactive in snowpack tests or shown weakness in avalanche activity.

Avalanche Summary

No  slab avalanches reported or observed. A couple small loose dry avalanches were observed from the Forum Ridge face out of steep rocky terrain. We suspect they ran during the pulse of wind and snow last night.

Please consider submitting a MIN report if you see an avalanches.

Confidence

Timing or intensity of solar radiation is uncertain on Sunday

Problems

Wind Slabs

An icon showing Wind Slabs

Most of the new snow has been either subliminated or pushed to Lethbridge. Some pockets of windslab were noted at higher elevation lee terrain that may be reactive to skier traffic.

Aspects: North, North East, East, North West.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Loose Dry

An icon showing Loose Dry

A couple of recent loose dry avalanches were noted out of some large north facing alpine terrain.

  • Be careful of loose dry sluffing in steep, confined or exposed terrain.

Aspects: North, North East, East, North West.

Elevations: Alpine.

Likelihood

Possible - Likely

Expected Size

1 - 1.5

Valid until: Apr 12th, 2021 4:00PM

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