Avalanche Forecast
Issued: Dec 21st, 2023 4:00PM
The alpine rating is Wind Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeStay light...
The snowpack is shallow with many hazards on or near the surface.
Small pockets of wind slab over facets could be found near ridge crests.
Summary
Confidence
Moderate
Avalanche Summary
No new avalanches have been reported. There are very few field observations coming from this forecast area. Remember that a lack of avalanche reports does not necessarily mean a lack of avalanche activity.
If you go out in the backcountry, please consider sharing your observations on the Mountain Information Network (MIN).
Snowpack Summary
The snowpack is shallow, faceted and highly wind-effected. Expect scouring on windward slopes and isolated pockets of deep wind slab over facets near ridge crests on leeward slopes.
Isolated pockets of buried surface hoar could exist in sheltered terrain.
Average snowpack depths at treeline are 20 to 50 cm. Many hazards are on or just below the surface.
Weather Summary
Thursday Night
Clear skies with no new snow expected, southwest alpine wind 60 to 80 km/h, freezing level around 1900 m.
Friday
Increasing cloud with trace amounts of new snow expected, southwest alpine wind decreasing to 40 to 60 km/h, freezing level falling to valley bottom.
Saturday
Mostly sunny with no new snow expected, west alpine wind 40 to 60 km/h, treeline temperature -7 °C.
Sunday
Sunny with no new snow expected, southwest alpine wind 60 to 90 km/h, freezing level rising to 1700 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Expect shallow snow cover that barely covers ground roughness.
- Avalanche danger is often elevated in alpine gullies where snow has accumulated.
Problems
Wind Slabs
Isolated slopes near ridge crests could have wind slab sitting over a weak faceted base.
Aspects: North, North East, East, North West.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Dec 22nd, 2023 4:00PM