Environment Canada has issued a special weather statement with rain expected to precede a windy cold front, causing potentially icy conditions.
The weather agency says temperatures should climb to the mid-teens Celsius Wednesday afternoon, bringing showers and possible thunderstorms.
That is followed by strong winds out of the west, with the temperature falling to -6 C (21 F) overnight.
Environment Canada is asking that you continue to monitor alerts and forecasts issued throughout the day.