Archived

Avalanche Forecast

Jan 26th, 2019–Jan 29th, 2019

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

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: Waterton Lakes.

Expect sun exposed Wind Slabs to become more reactive with Sundays warm temperatures.

Weather Forecast

Sunday: 0-2 cm of snow with West wind 50km/h gusting to 80. Freezing level 1300m.Monday: Mostly Sunny. Light to Moderate West Wind. Freezing level valley bottomTuesday: Mostly Sunny. Light to Moderate West Wind. .

Snowpack Summary

30cm of recently wind affected snow sits atop a crust layer below 2000m . The midpack is strong in deep snowpack areas, but the facets lingering at the bottom remain a concern in thinner areas.

Avalanche Summary

No new Avalanche activity observed.

Confidence

Avalanche Problems

Deep Persistent Slabs

This layer likely requires a large trigger. Be cautious when transitioning from thick to thin snowpack areas

Avoid steep convexities or areas with a thin or variable snowpack.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Unlikely - Possible

Expected Size: 2 - 3

Wind Slabs

Westerly winds have formed thin wind slabs over a crust layer.

Use caution in lee areas. Wind loading could create slabs.

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

Elevations: Alpine, Treeline.

Likelihood: Possible

Expected Size: 1 - 2