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RegisterNov 27th, 2020–Nov 28th, 2020
Kananaskis.
Its been ridiculously windy the past 24 hours. Our snowpack has dramatically changed and will require us to start from scratch and re-learn its character. Don't casually approach terrain as if it was still last week's snowpack.
The upper alpine winds will fade overnight tonight and settle to a relative calm of 50km/hr out of the west. At treeline they should be around 10-20 km/hr and also westerly. A flurry or two will give a centimeter or two of snow. And temperatures will steadily fall to -7 by mid afternoon.
Several wind induced loose dry avalanches from alpine gullies. We also witnessed a healthy sz2 near Mt Storelk. It likely started with a cornice fall and triggered slope as it travelled.
The last 24 hours have been extremely windy, even for us. Highwood pass had a few small patches of preserved snow, but for the most part, our snow has blown to Saskatchewan. Widespread wind affect is an understatement. That means our two weak layers will be at different depths than what we've known so far. Take some time to dig and re-familiarize yourself with the layers and their reactivity. The crust may be much deeper than we expect and surface windslabs will be widespread and stiffer than usual. Expect them to become more "triggerable".