Avalanche Forecast

Issued: Jan 24th, 2023 4:00PM

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

Avalanche Canada JA, Avalanche Canada

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Human triggering of the deep persistent slab problem remains possible. Conservative terrain choices are still advised.

Summary

Confidence

Moderate

Avalanche Summary

No significant avalanche activity observed or reported.

If you're out in the hills, don't forget to post to the MIN. Every bit of information helps.

Snowpack Summary

2cm of new snow Monday morning along with 5cm from this past week in the Parker Ridge area. Moderate to strong southwesterly winds have redistributed this new snow to lee features in exposed areas. Upper snowpack is comprised of 20-30cm variable density snow sitting on top of the December 17 facet layer. Large facets and depth hoar comprise the bottom portion of the snowpack. Snowpack depths vary from 40-120cm.

Weather Summary

A westerly flow will continue to bring unsettled conditions in the next few days. Wednesday will be variable cloud with isolated flurries. Freezing level will rise to 1900m; light rain will be possible at lower elevations. Winds will be moderate from the west. Continued isolated flurries Thursday and Friday.

Detailed weather forecasts from Avalanche Canada: https://www.avalanche.ca/weather/forecast

Terrain and Travel Advice

  • In times of uncertainty conservative terrain choices are our best defense.
  • Be especially cautious as you transition into wind affected terrain.

Problems

Deep Persistent Slabs

An icon showing Deep Persistent Slabs

The bottom of the snow pack is inherently weak with well developed Facets and Depth Hoar. Avalanches initiating in the upper snowpack are likely to step down to this layer and gain significant mass.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1.5 - 3.5

Wind Slabs

An icon showing Wind Slabs

Moderate to strong winds from the SW have formed thin wind slabs in leeward and cross-loaded alpine features.

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

Elevations: Alpine.

Likelihood

Possible

Expected Size

1 - 1.5

Valid until: Jan 25th, 2023 4:00PM

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