Get some winter safety tips from Alberta Health Services. The page contains advice for managing winter safety risks while skating, sledding, downhill skiing, and snowboarding.
The wind chill is determined by a specific set of criteria related to the temperature and the wind speed. This site explains how wind chill is determined. Check out the Wind Chill Calculator.
This site from Environment Canada has great information about winter weather in Canada. Find out how winter storms begin or how wind chill is calculated. You will find links to blizzard and storm surge safety, as well.