Avalanche Forecast
Issued: Dec 25th, 2017 11:10AM
The alpine rating is Wind Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeWatch for wind chill and wind slabs in Waterton
Summary
Weather Forecast
Remaining cold for the week. West winds forecasted to increase to moderate Tuesday afternoon and into Wednesday. Possible snow forecasted on Thursday evening.
Snowpack Summary
Where the snow was not effected by the wind it is settling and with cold temperatures and a shallow snowpack, likely faceting. Below tree-line but above 1600m has a crust/facet combo at the bottom on the snowpack. After strong west winds this weekend you can expect to find wind slabs in deposition zones and gullies at all elevations.
Avalanche Summary
No new avalanche observation in Waterton.
Confidence
Due to the number and quality of field observations
Problems
Wind Slabs
Strong winds have scoured wind exposed terrain down to valley bottom. Wind slabs could likely be found on immediate lee slopes at all elevations.
Be careful with wind loaded pockets near ridge crests and in terrain depressions
Aspects: North, North East, East.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Dec 28th, 2017 4:00PM