Avalanche Forecast
Issued: Dec 26th, 2019 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs and Loose Dry.
Jasper Snow Safety,
Parks Canada
The skiing remains good in sheltered locations, Watch for recent wind transport and loading.
Summary
Weather Forecast
A mix of sun and cloud for the next few days, No notable precipitation expected.
Low temps -15 Day time highs -11
30km Southwest winds
CAA's Mountain Weather Forecast for more specific details
Snowpack Summary
6-20mm Surface Hoar growing up to 2200m. 45cms of mostly undisturbed storm snow blanketing the region. This overlies a mosaic of buried wind slabs and facetted weak layers. Basal layers continue to develop into larger facets and depth hoar.
Avalanche Summary
No new avalanches observed or reported on Thursday, Growing cornices and small failures of cornices noted today.
Confidence
The weather pattern is stable
Problems
Wind Slabs
The first bit of wind after the storm on Dec 21, fresh wind slabs were noted building today
- Use caution in lee areas. Recent wind loading have created wind slabs.
- Be careful with wind loaded pockets while approaching and climbing ice routes.
Aspects: North, North East.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Loose Dry
New snow has stuck to and accumulated on all features, caution in terrain traps while approaching climbing routes.
- If triggered dry loose point releases can form deeper deposits in terrain traps.
- Use caution above ledges and cliffs where small avalanches may have severe consequences.
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Dec 27th, 2019 4:00PM
