By James Rodger & Benedict Tetzlaff-Deas Britain could be blanketed with snow in just a few hours’ time, according to new forecasts. Weather maps from WXCharts show a large cold front moving up the country from the southwest on Thursday – bringing wintry showers to a number of areas.Flurries could be seen across the country from midnight, and as much as 8cm could settle on the ground in Wales, where the snowfall is most intense. Up to three inches is also possible in parts of the southwest of England, with other areas also set for flakes to fall. Exacta Weather’s James Madden said on Wednesday…