A powerful winter storm brought heavy snow and icy conditions to parts of the U.S. South on Thursday, forcing officials to close schools, cancel flights and warn residents in some of the worst-hit areas to stay off roads as it lumbered eastward through Oklahoma and Texas.

A winter storm in Texas is causing widespread flight cancellations, particularly in Dallas, a major airline hub.

Snow, sleet and freezing rain are expected as the storm sweeps across Texas Thursday into the Southeast on Friday.

The wintry wallop comes as a blast of Arctic air will invade much of the Midwest, Great Lakes and northern United States for roughly a week.

MORE schools have been forced to close today, Thursday, due to the weather. Yesterday, colleges, primary schools and high schools closed their doors to pupils due to ‘dangerous’ onsite conditions. Today,

It caters for young people in County Durham, as well as some that live beyond the borders into Darlington, Cleveland, Middlesbrough, Cumbria and Northumberland. On the Durham Coun