Environment Canada is warning of snow and wintry weather for B.C.'s South Coast starting Saturday night, in what will be the region's first widespread snowfall of the season.

The weather agency says a wintry mix of weather conditions will hit the region over the weekend, with a period of heavy snowfall expected to start Saturday night and Sunday morning.

It's forecasting total snowfall of 10 to 20 centimetres in Metro Vancouver, though snow accumulations could vary across the region.

"The highest …