Archived

Avalanche Forecast

Feb 23rd, 2012–Feb 24th, 2012

Alpine

3: Considerable

The avalanche danger rating in the alpine will be considerable

Treeline

3: Considerable

The avalanche danger rating at treeline will be considerable

Below Treeline

3: Considerable

The avalanche danger rating below treeline will be considerable

Alpine

4: High

The avalanche danger rating in the alpine will be high

Treeline

3: Considerable

The avalanche danger rating at treeline will be considerable

Below Treeline

3: Considerable

The avalanche danger rating below treeline will be considerable

Alpine

3: Considerable

The avalanche danger rating in the alpine will be considerable

Treeline

3: Considerable

The avalanche danger rating at treeline will be considerable

Below Treeline

3: Considerable

The avalanche danger rating below treeline will be considerable

Regions: Little Yoho.

More snow is forecasted for Friday night and Saturday morning. This new snow will increase the avalanche hazard for Saturday.

Avalanche Problems

Persistent Slabs

At treeline 40-50 cm of settled storm snow sits overtop of the Feb. 14 surface hoar. Althought the natural cycle we saw yesterday is over these slabs remain reactive to skier triggering. This surface hoar problem will not go away quickly.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely - Very Likely

Expected Size: 2 - 3

Wind Slabs

Moderate to strong winds in the past 48 hours have created touchy wind slab conditions on lee terrain in the alpine.

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

Elevations: Alpine.

Likelihood: Likely

Expected Size: 1 - 2