Those winds from the north look set to bring a band of rain and high winds on Thursday, followed immediately by snow across the country.
Joanna Robinson, from Sky News weather centre, said: "From Thursday, there's a real risk of snow.
Plummeting temperatures and heavy snow saw parts of Scotland cut off during the last few weeks and drivers stranded on motorways.
Families face an anxious wait to see if Christmas presents bought online arrive in time for the big day, with another band of heavy snow set to strike later this week.
Race against time: A huge backlog caused by the first wave of wintry weather has already forced postmen to make Sunday deliveries in order to hit the Christmas deadline.
Sub-zero temperatures, snow and gales are forecast to hit the country on Thursday as the cold snap returns.
