Archived

Avalanche Forecast

Feb 19th, 2012–Feb 20th, 2012

Alpine

1: Low

The avalanche danger rating in the alpine will be low

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

1: Low

The avalanche danger rating in the alpine will be low

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

2: Moderate

The avalanche danger rating at treeline will be moderate

Below Treeline

2: Moderate

The avalanche danger rating below treeline will be moderate

Regions: Jasper.

Conditions should be status quo until more snow arrives. A pulse of precipitation and winds may arrive Tuesday evening. Amounts are uncertain.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Timing, track, or intensity of incoming weather system is uncertain

Avalanche Problems

Loose Dry

A surface hoar layer is buried 2-10cm. Flurries with light-moderate winds are forecast now until Wednesday which will incrementally bury it deeper. The danger rating will increase once critical load achieved. Monitor this situation as it develops.

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

Elevations: All elevations.

Likelihood: Unlikely

Expected Size: 1 - 2

Deep Persistent Slabs

Conditions are generally stable but be cognisant of slopes threatened by large triggers such as overhead cornices on steep unsupported alpine features.

Aspects: North, North East, East.

Elevations: Alpine.

Likelihood: Unlikely

Expected Size: 2 - 4