Southern Ontario is experiencing a powerful winter storm, with whiteout conditions worsening rapidly overnight into Wednesday and up to 40 cm of snow accumulation reported in certain regions. Various school bus cancellations have already been reported,

Environment Canada is warning that snow currently falling in Toronto could become heavy at times on Wednesday night.

A winter storm brought heavy snowfall to much of southern Ontario on Wednesday, February 12. Travel disruptions and road closures were expected on Thursday, February 13, while several schools announced they would be closed.

A new forecast revealed that Ontario's weather will be "hazardous" because of up to 40 cm of snow, ice pellets and freezing rain. Winter storm and snowfall warnings have been issued across the province,

Southern Ontario, including the Greater Toronto Area, is expected to get hit with significant snowfall on Wednesday afternoon that will bring anywhere from 15 to 40 cm of snow.