Parts of southern Ontario could see more than 40 cm of snow by Sunday

Parts of southern Ontario could receive snowfall of 20 to 40 centimetres or more by Sunday, Environment Canada warns. The following areas are under a snow squall warning: Newmarket, Georgina, northern York Region, Barrie, Collingwood, Hillsdale, Uxbridge, Beaverton, northern Durham Region and Orillia.