An impactful shot of snow and ice will blast through the Northeast set to dump snow threatening post-Christmas holiday travel at major airports and highways across the region.
Temperatures dropped to minus 12.5C (9.5F) in Norfolk overnight - while heavy snow has also hit mainland Europe.
More than 122 million Americans are expected to travel at least 50 miles for Christmas and New Year's holidays this year.
The Met Office has issued further weather warnings after snow and ice covered parts of the East of England. A yellow weather ...
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