Up to 20cm could hit worst-affected areas this week in Britain’s ‘first taste of winter’ this season

Weather forecasters have warned the UK to be prepared for “disruptive snow” and plummeting temperatures after an Arctic blast brought the coldest night of the season so far.

The Met Office said the early hours of Monday had been the chilliest night, with the lowest temperature, -7.8C, recorded at Tulloch Bridge in the Highlands.