Environment Canada has issued an extreme cold warning for most of southern Ontario, including Waterloo Region and surrounding areas.
The national weather agency warns the wind chill value could reach around -30 C in the region Monday morning.
The warning was issued on Saturday and continued for the surrounding area through most of Sunday.
An extreme cold warning is also in effect for Huron-Perth and Grey-Bruce.
Environment Canada asks anyone outdoors to monitor for cold related symptoms including:
- Shortness of breath
- Chest pain
- Muscle pain and weakness
- Numbness
- Colour change of fingers and toes
Pet owners are asked to keep their pets indoors if conditions are considered too cold to go outside themselves.