http://www.bbc.co.uk/news/uk-42272554Snow has fallen across many parts of the UK overnight, with forecasters warning that road, rail and air travel may be disrupted.
The Met Office said "increasingly frequent" snow showers were affecting parts of Scotland, Northern Ireland and northern England.
It said 10-20cm of snow could fall in northern Scotland, Northern Ireland, the West Midlands and north Wales.
The Met Office has yellow "be aware" warnings in place for snow and ice.
It said across the UK, 2-5cm (1-2in) of snow was likely in the other affected areas.
"The heaviest and most frequent snow showers will progressively become confined to north-east Scotland during Saturday," it said.