Authorities are warning those in some areas to avoid unnecessary travel because of poor visibility and slippery roads.

At least five people have died in a bitter winter storm sweeping parts of the United States as seven states ... near south Texas and could bring snow to Dallas, as well as to Oklahoma, Arkansas ...

Following the weekend chill, meteorologists are monitoring another potential snow system which could hit the central United States from Tuesday onwards. Residents are urged to prepare emergency ...

On Monday, 8 million people were under winter storm watches and warnings, although the storms' impacts were less severe than those over the weekend.