Cloud across the UK will give a less cold night than recently - but still the risk of a frost. Hill fog in prone spots.
Frosty again for many northern areas with hill fog in places.
A bright start to the new week across the northern half of the UK.
Lows of -11C across eastern Scotland tonight. Mildest to the south under thicker cloud.
A little less cold in the far south as thicker cloud rolls in from the near continent.
Very cold again tonight with lows of -11C in eastern Scotland.
There will be a bitterly cold northeasterly wind in the south, but lighter winds elsewhere.
Freezing temperatures have spread to the East Coast with Vermont, New York and Philadelphia shivering in wind chills of up to -34C.
Clear skies and plummeting temperatures will lead to a bitterly cold night in places
Arctic winds will take the edge of the temperatures this weekend.