More snow is hitting the UK with an amber weather warning issued across large parts of the country.
The Met Office says there will be heavy snow across Wales, the Midlands, northern and eastern England, warning that rural areas could become "cut off".
It predicts around 10cm will fall, with up to 20cm on higher ground.
Warnings are also in place for snow in Scotland and Northern Ireland, and for high winds in the south.
Southern parts of England and Wales 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".
Temperatures are also likely to reach lows of -10C (14F) in some parts of Scotland and Wales, falling to as low as -14C (6.8F) in isolated rural areas.
Highways England has asked drivers to prepare for "any eventuality", making sure to have warm clothing, food, drink, required medications, boots, a shovel and a torch if venturing out.
There were delays to some flights at Manchester Airport on Saturday and it still advising passengers to check with their airline before travelling.
Passengers travelling to and from Belfast International, Belfast City and the City of Derry Airport in Northern Ireland have been advised to leave additional time for journeys.
Birmingham Airport has temporarily suspended flights so staff can clear snow from the runway and advises passengers to check its website for updates.
Power cuts affected homes and businesses across the Midlands, south west England and south Wales on Saturday, but Western Power Distribution said only a small proportion were down to the weather conditions, reports BBC.