Environment Canada has issued a freezing rain warning for Waterloo Region and surrounding areas.

A mixture of freezing rain and snow is expected to hit the region starting Sunday evening and continuing through Monday with an estimated 15 to 20 centimetres of snow accumulating by Monday afternoon.

"Travel conditions are expected to deteriorate and become hazardous," Environment Canada said in a release Sunday morning.The combination of freezing rain and dropping temperatures are expected to create icy roads and sidewalks, the weather agency said. 

Environment Canada has also issued a snowfall warning for Wellington County and the surrounding areas as well as a snow squall watch for Waterloo Region and Wellington County. 

Temperatures are expected to drop from a high of –1 C Sunday to a high of –16 C Monday.