Expect a large springtime avalanche cycle on hot afternoons. Because this is one of the first major warming events, expect avalanches to reach their maximum run-outs in the hottest part of the day.
Deep persistent slabs are best managed by:
Cornices are best managed by:
The weekend of May 4 and 5 we expect to see double digit temperatures and HIGH avalanche danger in the afternoons (low in the cold mornings). Because there is still significant amounts of snow a high elevations expect the biggest spring avalanche cycle starting Saturday afternoon (May4).
As springtime and warm temperature approach expect to see a daily swing between cool mornings and hot afternoons. This means the avalanche danger will be low in the morning and high in the afternoon. Expect the snowpack to become isothermal in the afternoon.
Call 403-762-1470 between 8am and 5pm and ask to speak to the rescue leader for further avalanche information.