Avalanche danger 'high' and 'considerable' in southern Alberta and B.C. mountain regions

With weather set to change this weekend, the danger is rated at 'high' and 'considerable' by Avalanche Canada for several mountain regions in southwest Alberta and southeast B.C. this weekend. Regions with a high danger rating include:North Columbia; South Columbia; Glacier National Park; Purcells; Lizard-Flathead, and; Kootenay-Boundary.Regions with a danger rating of considerable include:Kananaskis Country; Banff, Yoho and Kootenay National Parks; Little Yoho; Waterton Lakes National Park, and