Avalanche Forecast
Issued: Feb 3rd, 2013 4:00PM
The alpine rating is Wind Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeWarm temps are promoting the failure of cornices throughout the forecast region. Although they have not been triggering avalanches, they can still be problematic if you are parked underneath them. Some chunks are running quite far.
Summary
Weather Forecast
A system is moving towards the forecast region. Between tonight and Tuesday expect light accumulations and moderate wind. By Wednesday the storm will intensify and deliver up to 20mm of precip. Expect a steady rise in the danger ratings over the next few days. The temperatures will range between -9 and -15 at 3000m.
Snowpack Summary
Fresh wind slabs of variable thickness sit on top of a faceted snowpack. Expect a weaker and more faceted snowpack in areas with < 1m of snow. The Jan 6th surface hoar/crust interface is still prevalent in some isolated areas. Today in Kootenay it was found 35cm down. It did not react to skier traffic.
Avalanche Summary
No avalanches observed or reported.
Confidence
Problems
Wind Slabs
This winter we have experienced multiple wind slab events. Currently fresh wind slabs are quite touchy, but vary in thickness (20-40cm). In addition to surface wind slabs, older hard wind slabs lurk beneath the surface, but are harder to trigger.
Aspects: North, North East, East, South East, South.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Feb 4th, 2013 4:00PM