Heavy snow is expected to hit parts of southwestern and south-central Manitoba this week, with 10 to 20 centimetres forecast to build up between Thursday and Friday. 

On Wednesday, Environment and Climate Change Canada issued snowfall warnings for a large swath of western Manitoba to the west of Lake Winnipgosis and to the west and south of Lake Manitoba. The warnings include the Porcupine Provincial Forest, Duck Mountain, Dauphin, Riding Mountain National Park, Russell and Minnedosa areas.

The h…