Archived

Avalanche Forecast

Mar 14th, 2015–Mar 15th, 2015

Alpine

3: Considerable

The avalanche danger rating in the alpine will be considerable

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: Little Yoho.

Conditions will improve as temperatures cool off Sunday. Watch locally for wind slab formation at upper elevations. SH

Weather Forecast

15-20 cm in the alpine can be expected in most of the forecast region by Sunday AM.Â Rain will stop this evening and turn to snow at valley bottom.Â This is a quick moving system which willÂ settle down Sunday morning.Â Freezing levels to valley bottom and alpine highs of -8C for Sunday.Â

Snowpack Summary

Rain at lower elevations (below 2000m) has saturated thin snowpack areas. 15-20cm and mod-strong West winds are expected by Sunday morning, which will form fresh wind slabs over previous wind slabs and hard surfaces in exposed lee terrain.

Avalanche Summary

No new avalanches observed or reported today.

Confidence

Due to the number of field observations on Saturday

Avalanche Problems

Wind Slabs

Up to 20cm with mod-strong West winds will form isolated wind slabs in lee features. These may be touchy in the short term.

Use caution in lee areas. Recent wind loading have created wind slabs.

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

Elevations: Alpine, Treeline.

Likelihood: Possible - Likely

Expected Size: 1 - 2