The majority of the recent avalanche activity has been in the Sunshine and Lake Louise backcountry with f
orecasters remote triggering a size 2 on Nov. 20th. The danger ratings may be higher in these areas.
Summary
Weather Forecast
One more day of clear weather before a storm moves in from the SW. Expect alpine winds to pick up to strong SW by Wednesday afternoon. Models are showing 2-10 cm on Thursday and an additional 5-10 cm on Friday. Northern areas should see the highest snow amounts. Winds should ease to moderate from the SW with the incoming storm.
Snowpack Summary
15-30 cm of facetted surface snow with surface hoar forming at all elevations. Wind effect at treeline and above has scoured ridge crests and created wind slabs in the alpine. The Oct 26 crust is roughly 30 cm above the ground with facets above and below it. It is present up to 2800m on shady aspects, and at higher elevations on solar aspects
Avalanche Summary
Avalanche activity seems to be more active around the local ski hills than in the Icefields Parkway area. Forecasters on a trip into the lake louise backcountry on Tuesday had several whumphs in alpine and treeline areas that had been wind affected and
remote triggered a size 2 on a NE aspect at 2300m that failed on facets near the ground
Confidence
Timing, track, or intensity of incoming weather system is uncertain on Thursday