Southern parts of England and Wales could face heavy rain and gale force winds of up to 70mph (112km/h), the Met Office said, with icy surfaces likely to be an "additional hazard".
Snowfall of at 10cm is "likely" across South Yorkshire tomorrow with some areas expected to get as much as 20cm, the Met Office have said in their new updated amber weather warning for the region.
Treacherous driving conditions are expected to cause havoc for motorists as the country returns to work, after more than 12 inches of snow blanketed parts of the UK.
A further weather warning for snow and ice has been issued for Aberdeen and Aberdeenshire.
"Very cold with the temperature staying near freezing in places".
Met Office forecaster Steven Keate said: "The worst of the snow is now across parts of Wales and the west and southern Midlands, while there is some snow falling over the home counties as well".
Dozens of flights from Heathrow were also cancelled or delayed and numerous main train lines and London's underground were disrupted.
People brave the cold as snow falls near Castleton England Saturday. John Giles PA
"At night it'll be frosty with lows generally around minus five in the countryside and as low as minus ten over snow covered mountains". Light winds will sweep the coast, causing bitter winds and poor visibility.
Wintry showers will affect northwestern areas, but elsewhere it should be a fine and bright start to the day. The Met Office have warned of widespread black ice across the East Mids and are urging motorists to be extra vigilant.
Forecasters are warning that temperatures could hit -13C (9F) overnight.
More warnings of widespread frost and ice are expected to cause disruption to the roads, rail and skies. Experts claim that the maximum temperature will not exceed 4 degrees.
It turns cloudy, windy and wet from the southwest tonight.
Schools up and down the country are likely to be affected today, and you can find out the latest information via the U.K Snow School Closures Checker 2017.
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