Avalanche Forecast
Issued: Dec 20th, 2023 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs.
mbender,
Avalanche Canada
Snow and wind through Thursday will continue to build fresh wind slabs in alpine and treeline lee terrain. This may increase the danger as the day progresses.
Summary
Confidence
Avalanche Summary
There is no recent avalanche activity to report.
If you do go into the backcountry, consider submitting a Mountain Information Network report.
Snowpack Summary
Storm snow from last week has been redistributed into alpine and treeline lee terrain by predominantly southerly wind. Below the 1200 meter elevation band, a thick crust is present approximately 50 cm above the ground. The middle and lower snowpack is reported to be well settled and bonded. Snow depth varies from 75-200 cm depending on the aspect.
Weather Summary
Wednesday Night
Mostly cloudy with 3-5 cm of snow, ridgetop wind southwest 30-40 km/h treeline temperature -12 °C.
Thursday
Cloudy with 3 to 8 cm of snow, ridgetop wind southwest 30 to 50 km/h, treeline temperature -8 °C.
FridayMostly cloudy with a trace of snow, ridgetop wind southwest 20 to 30 km/h, treeline temperature -7 °C.
SaturdayCloudy with snow, ridgetop wind southwest 30-60 km/h, treeline temperature -5 °C.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
- Sheltered slopes at lower elevations will offer the best riding.
Problems
Wind Slabs
Expect wind slabs to be reactive as predominantly southerly winds continue to load lee terrain.
Aspects: North, North East, East, South East, North West.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Dec 21st, 2023 4:00PM
