Avalanche Forecast
Regions: Coquihalla, Harrison-Fraser, Manning, Sasquatch, Skagit, Stave.
Fresh wind slabs will likely be triggerable by riders on Sunday.
Confidence
Moderate
Avalanche Summary
A couple of MINs from the Coquihalla area on Friday reported blowing snow, shooting cracks and a small skier-triggered wind slab at wind exposed elevations.
If you go out in the mountains, please consider sharing any observations on the Mountain Information Network (MIN).
Snowpack Summary
New snow accumulates over soft, faceted and/or moderately wind affected snow. Good snow quality has been reported in wind-sheltered terrain.
A substantial crust up to 30 cm thick sits 50 to 100 cm deep, well-bonded to surrounding snow. The mid and lower snowpack is generally well consolidated, with several well-bonded crusts scattered throughout.
Treeline snow depths range from roughly 150 to 220 cm around the Coquihalla and 100 to 150 cm around Manning Park.
Weather Summary
Saturday night
Cloudy with 5 to 10 cm of snow. 20 to 40 km/h southwest ridgetop wind. Treeline temperature -4 °C.
Sunday
Cloudy with 5 to 10 cm of snow. Southwest wind easing 40 to 20 km/h. Treeline temperature -2 °C.
Monday
Sunny. 20 to 40 km/h northeast ridgetop wind. Treeline temperature -1 °C.
Tuesday
Sunny. Southwest ridgetop wind increasing 10 to 40 km/h. Treeline temperature 0 °C. Freezing level rising to 3000 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Expect slab conditions to change drastically as you move into wind-exposed terrain.
- Avoid freshly wind-loaded terrain features.
- Seek out sheltered terrain where new snow hasn't been affected by wind.
Avalanche Problems
Wind Slabs
New snow and wind are building fresh slabs. Recent wind has varied in direction so watch for wind slabs on a variety of aspects.
Aspects: North, North East, East, South West, West, North West.
Elevations: Alpine, Treeline.
Likelihood: Likely
Expected Size: 1 - 2