A freezing rain warning has been issued for London, Komoka, Parkhill, and Strathroy, as well as Eastern and Western Middlesex counties.
Environment Canada is calling for periods of ice pellets or freezing rain to begin Sunday morning.
While the freezing rain may last for several hours, only a light amount is expected to fall, leaving ice accumulations limited to a minimal amount.
The daily email you need for
's top news stories.
The freezing rain is expected to turn into flurries later Sunday afternoon or early evening.
The weather may cause highways, roads, sidewalks, and parking lots to become icy and slippery.
Environment Canada is advising drivers to slow down and adjust to any changing road conditions.