Sudden snowfall will almost guarantee a white Christmas for parts of Ontario [Video]

Environment Canada has issued a winter weather travel advisory for a large swath of Ontario, including Toronto and the GTA, as snow is expected to move into the region on Monday, two days before Christmas.

The winter weather advisory stretches from the Greater Toronto Area to Grand Bend to Sault Ste. Marie and across to Ottawa and into Quebec.

Snow will move into the area Monday morning, followed by a break in the afternoon, until the next round falls. For Toronto and the GTA, Environment Canada says total snowfall accumulations of five to 15 cm of snow is expected.

“Only a few centimetres are expected from this initial round of snow,” Environment Canada said in its advisory.

“Another more significant round of snow is expected to move into the area this afternoon or early this evening.”

Global News meteorologist Ross Hull said the snow accumulation could start after 4 p.m. for Toronto and …