Archived

Avalanche Forecast

Apr 14th, 2015–Apr 15th, 2015

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

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

Regions: Jasper.

Good spring skiing at upper elevations in sheltered locations.

Weather Forecast

Cooling trend with light scattered snowfall up to 5cm and light to moderate Southwesterly winds.

Snowpack Summary

15cm to 20cm of recent storm snow has been whipped up by moderate winds into a windslab condition. This rests on a supportive temperature crust which exists up to 2500m.Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above.

Avalanche Summary

Three cornice failures were noted yesterday. One initiated a size 2 slab on Parkers ridge.

Confidence

Avalanche Problems

Wind Slabs

Wind slabs have formed on lee slopes and cross loaded features at alpine and exposed tree line elevations.

Use caution in lee areas. Recent wind loading have created wind slabs.Avoid cross loaded slopes at or above treeline.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Possible

Expected Size: 1 - 2

Cornices

Cornice are large and ominous. Give them a wide berth whenever possible.

Extra caution needed around cornices with current conditions.

Aspects: North, North East, East.

Elevations: Alpine.

Likelihood: Possible

Expected Size: 1 - 2