Storm Slabs
- Alpine
- Treeline
- Below treeline
- Likelihood
- Likely
- Size
- 1–2
Storm snow and strong wind are forming reactive slabs. Expect the largest and most reactive slabs in wind affected terrain.
Carefully verify conditions .
Avalanche hazard is expected to increase throughout the day. Choose low consequence terrain and be prepared to dial back your objective.
Storm snow and strong wind are forming reactive slabs. Expect the largest and most reactive slabs in wind affected terrain.
Numerous size 1.5 to 2 avalanches were reported on Wednesday but details are limited. In general, observations are limited in this region.
If you're headed into the backcountry please consider filling out a Mountain Information Network report.
An additional 20 to 30 cm of storm snow is expected by Saturday afternoon. This new snow will be accompanied by strong southerly wind, forming deeper deposits in north and east facing features.
A layer of surface hoar is found down around 50 to 100 cm in sheltered treeline features. Below treeline, a crust is found at this interface.
The mid and lower snowpack is well settled with no current layers of concern. Treeline snow depths throughout the region range from 150 cm to 250 cm.
Friday Night
Cloudy. 10 to 15 cm of snow. 40 to 70 km/h south ridgetop wind. Treeline temperature -2 °C.
Saturday
Cloudy. 15 to 20 cm of snow. 40 to 70 km/h south ridgetop wind. Treeline temperature -2 °C.
Sunday
Cloudy. 15 to 20 cm of snow at treeline, rain below. 50 to 70 km/h south ridgetop wind. Treeline temperature 0 °C.
Monday
Cloudy. 10 to 20 cm of snow at treeline, rain below. 40 to 60 km/h southwest ridgetop wind. Treeline temperature 1 °C.
More details can be found in the Mountain Weather Forecast.