Keep an eye on changing conditions throughout the day and be prepared to dial back your objectives.
Storm slabs are likely to increase in size and sensitivity throughout the day.
Storm slabs will likely form throughout the day at treeline and above.
At lower elevations, where precipitation is likely to fall as rain, wet loose avalanches are possible.
Observations have been limited in this region. We suspect that natural avalanche activity has occurred in the alpine with each storm.
If you are going out in the backcountry, please consider sharing your observations to the Mountain Information Network (MIN .
In the alpine, up to 30 cm of new snow may have fallen by 4 pm on the 21st. This new snow will be accompanied by moderate to strong southerly winds which will form deeper deposits on northerly aspects. A prominent crust can be found on the surface due to ongoing scouring from southerly winds.
The upper snowpack below treeline is saturated from recent rain.
Snow depths taper substantially below 1000 m.
Friday NightCloudy with 1 to 3 mm of rain. 30 to 50 km/h southeast ridgetop wind. Freezing level around 2500 m.SaturdayCloudy with 15 to 30 mm of mixed precipitation. 30 to 60 km/h southeast ridgetop wind. Freezing level falling throughout the day to 1500 m.
Sunday
Cloudy with 10 to 25 mm of mixed precipitation. 50 to 80 km/h southeast ridgetop wind. Freezing level around 1700 m.
Monday
Cloudy in the morning and clearing throughout the day. Up to 30 mm of mixed precipitation by early morning. 20 to 40 km/h southerly ridgetop wind. Treeline temperature -1 °C.
More details can be found in the Mountain Weather Forecast.
