Avalanche Forecast
Issued: Jan 18th, 2024 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs.
lholtzman,
Avalanche Canada
Snow has been heavily redistributed by strong winds. Seek out lower elevation, sheltered terrain, for the safest and best riding conditions.
Summary
Confidence
Avalanche Summary
Reports are limited, but our field team reported strong to extreme winds on Thursday and confirmed that wind slab formation was continuing.
Snowpack Summary
Variable direction, moderate to strong winds have formed wind slabs on all aspects and at all elevations. In isolated areas sheltered from the wind, you may find up to 10 cm of soft snow on the surface.
The middle of the snowpack is settled and strong.
Right above the ground, you'll find 30-40 cm of loose, sugary, faceted snow under a crust.
Weather Summary
Thursday Night
Clearing overnight, no new snow, northeast alpine winds up to 40 km/h, treeline temperature -20 °C.
Friday
Sunny, no new snow expected, northeast alpine winds up to 40 km/hr decreasing in the afternoon, treeline temperature -20 °C.
Saturday
Mainly sunny with increasing cloud in the afternoon, light snow beginning in the afternoon/evening, alpine winds variable direction up to 20 km/h, treeline temperature around -20 °C.
Sunday
Cloudy, up to 3 cm of new snow overnight and another 2 cm through the day, southerly alpine winds up to 20 km/h, treeline temperature -18 °C.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Recent wind has varied in direction so watch for wind slabs on all aspects.
- Approach lee and cross-loaded slopes with caution.
- Back off if you encounter whumpfing, hollow sounds, or shooting cracks.
Problems
Wind Slabs
Variable winds have formed wind slabs on all aspects in exposed terrain. Due to recent strong wind, slab formation may be partway down a slope.
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Jan 19th, 2024 4:00PM
