Extreme Cold Winter

An extreme cold warning is issued by Environment Canada to inform the public about active or imminent severe cold temperatures in their region that are expected to last for at least two hours.
As of April 8, 2014, Environment Canada replaced the Wind Chill Warning with an Extreme Cold Warning. In the older system a wind chill warning for Southern Ontario and Atlantic Canada was issued when the wind chill dropped to -35. Thus a temperature of with no-... more