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Archived

Avalanche Forecast

Feb 8th, 2014–Feb 9th, 2014
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
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
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
2: Moderate
The avalanche danger rating below treeline will be moderate

Regions: South Coast.

Confidence

Fair - Intensity of incoming weather systems is uncertain on Monday

Weather Forecast

Sunday: Mainly clear with increased cloud in the afternoon / Light westerly winds / Freezing level at 700mMonday: Moderate to locally heavy snowfall (in the south of the region)  / Moderate to strong southwest winds / Freezing level at 1100mTuesday: Moderate to locally heavy snowfall (in the south of the region) / Moderate to strong southwest winds / Freezing level at 1100m

Avalanche Summary

Reports from Thursday include a Size 1.5 avalanche, accidently triggered by skiers from below, on an east aspect in the Coquihalla Pass area. The avalanche swept both skiers down the slope and one person impacted a small tree. Neither were buried or suffered significant injuries. No other recent avalanches were reported.

Snowpack Summary

A highly variable snow surface includes surface facets, surface hoar, thin wind slabs, and scoured crust, or any combination thereof. Remember to take stock of current surface conditions if you're out in the mountains. Once buried by a cohesive slab, surface hoar or a thin layer of facets sitting on a crust almost always becomes a weak layer, and will often persist.In sheltered areas, large surface hoar is growing on approximately 10cm of faceted old storm snow sitting on the late January crust, which is likely faceted and laminated and could have surface hoar on top. The entire snowpack is likely faceting to some degree, especially where it is shallow. Basal facets and depth hoar are likely, but triggering is only a concern in thin and variable snowpack areas with large triggers.