A major winter storm is expected.What:Total snow and ice pellets accumulations of 20 to 30 centimetres over a 24-hour period.Strong winds reaching between 50 and 70 kilometres per hour.Blowing snow conditions resulting in very poor visibilities.Freezing rain amounts of 2 to 5 mm.When: Until Thursday afternoon.###Visibility will likely be suddenly reduced to near zero at times. Road closures are possible.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or post reports on X using #QCStorm.