Environment Canada hsa ended a snow squall warning for Mount Forest, Arthur and north Wellington County.

The warning was issued Monday morning, when the agency said 20 to 30 cm of snow could fall in a 12 hour period. Strong winds were expected to blow that snow, reducing visibility to near zero.

Bus cancellations

The blowing snow, along with a temperature of -10 C that felt more like -20 with the windchill, caused a slew of bus cancellations in Waterloo Region and beyond Monday morning.

​All public and Catholic schools in Waterloo Region, Centre Wellington, Erin, Rockwood, North Wellington and Dufferin county remained open, but some buses were cancelled. Several schools were closed in Huron and Perth counties. 

​According to Environment Canada, there's a 30 per cent chance of snow flurries this evening. Snow is expected to fall after midnight, about 2 cm or so.