Avalanche Forecast
Issued: Nov 28th, 2024 4:00PM
The alpine rating is Storm Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeAvoid Avalanche terrain.
Storm slabs will likely be widespread and easy to trigger.
Summary
Confidence
Moderate
Avalanche Summary
Reports of small dry loose avalanches on all aspects in the alpine continue to come in. As the snow accumulates slab avalanches will become more likely.
Check out this MIN that describes snow transport and audible avalanches.
Reports have been limited, especially in areas near Terrace. Please consider submitting your observations to the Mountain Information Network.
Snowpack Summary
By the morning of November 29th 50 to 100 cm of storm snow could have accumulated over variable snow surfaces, including small facets and/or surface hoar in sheltered areas and heavily wind-affected snow in exposed terrain.
In sheltered terrain in the northern part of the forecast region, a surface hoar layer may be found down around 80 cm.
A crust from early November can be found down 80 to 120 cm. Below this prominent crust are several other crust layers from October.
Snow depths vary across the region. We suspect most below treeline terrain is now above threshold for avalanches.
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Weather Summary
Thursday Night
Cloudy with 20 to 50 cm of snow expected. 40 to 70 km/h southwest ridgetop wind. Treeline temperature -3°C.
Friday
Cloudy with up to 5 cm of snow expected. 30 to 60 km/h southwest ridgetop wind in the morning, 15 to 40 km/h in the afternoon. Treeline temperature -7°C.
Saturday
Cloudy with 20 to 40 cm of snow expected. 30 to 60 km/h southwest ridgetop wind. Freezing level rising to 1500 m.
Sunday
Cloudy with 30 to 90 cm of snow expected. 40 to 70 km/h south ridgetop wind. Freezing level around 1500 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Don't let the desire for deep powder pull you into high consequence terrain.
- Avoid freshly wind-loaded terrain features.
- Don't let storm day fever lure you into consequential terrain.
Problems
Storm Slabs
The largest and most reactive slabs will likely be found on north and east aspects.Avoid avalanche terrain.
Aspects: All aspects.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Nov 29th, 2024 4:00PM