Parts of Ontario will be hit with the first major snowfall of the season on Friday, with forecasts predicting 15 cm in the province's northern regions. A vast swath of the province, including Timmins, Cochrane, and Kapuskasing, has been placed under a snowfall warning by Environment and Climate Change Canada (ECCC), with the government weather agency warning of "Snowfall with total amounts of about 15 cm." Weather Alerts for Ontario - Snowfall with total amounts of about 15 cm is expected. Southern Ontario will get off relatively easy in comparison on Friday, with rain and temperatures maxing out at 11 degrees C in Toronto. ECCC predicts temperatures to slide to -1 C in Toronto overnight Saturday, with a 30 per cent chance of rain showers or flurries.