Maps from WXCharts show the cold weather sweeping in from the north west, leaving much of the country with sub zero temperatures around February 6 and 7 – but do you have to go to work when it gets cold?Maps from WXCharts show the cold weather sweeping in from the north west, leaving much of the country with sub zero temperatures around February 6 and 7 – but do you have to go to work when it gets cold?