Avalanche Forecast
Issued: Nov 14th, 2020 4:08PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs and Loose Dry.
jesse milner,
Decent ski quality can be found with many early season hazards present. Snowfall and wind values from the incoming storm may differ from area to area within Jasper National Park.
Summary
Weather Forecast
Sunday: Flurries. Accumulation: 10 cm. Temps: High -6 C. Wind SW: 25 km/h gusting to 65 km/h. Freezing level at valley bottom.
Monday: Cloudy with sunny periods and isolated flurries. Precipitation: Trace. Low -12 C, High -10 C. Wind SW: 15 km/h gusting to 45 km/h.
Tuesday: Flurries. 7 cm. Low -8 C, High -1 C. Wind SW: 15 gusting to 50 km/h.
Snowpack Summary
Treeline has a snowpack of 40-60cm with overall supportive travel. The Nov. 4th rain crust exists up to 2600m depending on location in the forecast area. Variable winds have formed wind slabs at ridge tops.
Avalanche Summary
No new avalanches have been observed or reported on the field patrol to Columbia Icefields with a good visibility on Friday Nov 13th.
Confidence
Timing, track, or intensity of incoming weather system is uncertain
Problems
Wind Slabs
Variable winds may have created pockets of wind slab in unexpected locations
- Be careful with wind loaded pockets while approaching and climbing ice routes.
- Early season hazards such as rocks, trees and stumps are still visible.
Aspects: North, North East, East, South East, North West.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Loose Dry
Be suspect of steep alpine faces with the incoming snow.
- Be cautious of sluffing in steep terrain, particularly where the debris flows into terrain traps.
Aspects: All aspects.
Elevations: Alpine.
Likelihood
Expected Size
Valid until: Nov 15th, 2020 4:00PM
