Hundreds of schools are shut, some for a fourth day, as weather warnings including an amber alert remain in place across many parts of the country.Much of the UK endured temperatures below freezing overnight, with preliminary data from the Met Office indicating the mercury fell to as low as minus 13.6C at Tulloch Bridge in the Highlands.It comes after the UK had its coldest night of the winter so far on Tuesday into Wednesday, when Dalwhinnie in the Scottish Highlands experienced a temperature o

Hundreds of schools are shut, some for a fourth day, as weather warnings including an amber alert remain in place across many parts of the country.Much of the UK endured temperatures below freezing overnight, with preliminary data from the Met Office indicating the mercury fell to as low as minus 13.6C at Tulloch Bridge in the Highlands.It comes after the UK had its coldest night of the winter so far on Tuesday into Wednesday, when Dalwhinnie in the Scottish Highlands experienced a temperature of minus 14C.