The central and eastern portions of the United States are expected to face multiple unforgiving fronts of Arctic air in the coming weeks. Each cold front will move progressively more to the south, eventually bringing cold air from the Arctic deep into the southern United States,

Emergency services are warning people against non-essential travel as an Arctic weather blast continues. The Met Office has issued an amber warning for snow and ice for most of the North East and Cumbria from 21:00 GMT on Saturday until midnight on Sunday.