The early arrival of spring following the warmest year on record could be dramatically reversed when heavy snow arrives later this week. A cold front is expected to bring heavy snowfall to England's northeast, the west of Scotland and Northern Ireland on Wednesday and Thursday. A Met Office severe weather warning is already in place for the middle of the week and Public Health England issued its own warning due to particular concerns about proper footwear Up to 6cm of snow is forecast for northern England, particularly on higher ground in the Lake District, the Pennines and Northumberland.