Even with cloud cover, it's best to avoid sun-exposed slopes during the heat of the day.
This problem is unreactive in the morning and increases sensitivity with afternoon warmth and sun. It is critical to evaluate the degree of overnight freeze and relate it to how quickly this problem can activate during the day.
Monday's Icefield patrol had great visibility. No new avalanches were observed from 1100 to 1300hrs. Sunday's Maligne-Bald Hills patrol noted no new avalanches but visibility was limited to below mountain tops.
A surface crust exists up to 2200m all aspects. 5-10cm dry snow sits on a supportive crust that exist up to 2600m on all aspects, and to mountain top on solar slopes. Strong upper and mid-pack, supportive to skis and boots. Lower snowpack consists of basal depth hoar.
Mountain Weather Forecast is available at Avalanche Canada
Wednesday
Mainly cloudy with isolated flurries. Ridge wind southwest: 15-35 km/h. Freezing level: 2300m.
Thursday
Cloudy with sunny periods and isolated flurries. Mostly light ridge wind occasionally gusting to 40 km/h. Freezing level: 2100m.
Friday
Flurries (12 cm). Ridge wind east: 10-25 km/h. Freezing level: 2200m.
