A Special Weather Statement has been issued for Niagara by Environment Canada, calling for local snowfall amounts of up to 5 cms this morning in some areas of the region. That should be followed by rain into the afternoon, with rainfall amounts of 20 to 30 millimetres possible and ponding in low-lying areas into tonight.
Parts of Ontario could be in for a major winter storm beginning today and continuing into tomorrow, with heavy snowfall and a risk of freezing rain in some areas. Environment Canada has issued a Winter Storm Watch for some areas, with the heaviest snow forecast for central and Northern Ontario, including Sault Ste. Marie and Greater Sudbury, where between 15 and 30 centimetres is possible beginning this afternoon. Ottawa and the surrounding area could be in for 10 to 20 cm of snow tomorrow, possibly turning into freezing rain and ice pellets tonight. A special weather statement has been issued for parts of the GTA, with Toronto possibly getting about seven centimetres of snow, while areas north of the city, including Newmarket and Caledon, could see upwards of 10 centimetres of snow and a risk of freezing rain.