Avalanche Forecast Waterton Lakes National Park

Date Issued: Valid Until:

Parks Canada Marcus Waring, Parks Canada

Avalanche Forecast

Sat Jan. 26th ยท 4:00PM

Alpine

Danger Ratings Moderate

Treeline

Danger Ratings Moderate

Below Treeline

Danger Ratings Low

Problems

Deep Persistent Slabs Deep Persistent Slabs
Wind Slabs Wind Slabs

Alpine

Danger Ratings Moderate

Treeline

Danger Ratings Low

Below Treeline

Danger Ratings Low

Alpine

Danger Ratings Moderate

Treeline

Danger Ratings Low

Below Treeline

Danger Ratings Low
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

Problems

Deep Persistent Slabs

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

Possible - Unlikely

Expected Size

2 - 3

Wind Slabs

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