An ice blast could cause phone signal to cut out across the country, with a severe weather warning forecasting snow and storms in the coming days.
Mobile reception could be lost across the UK if expected icy winds dry air moisture onto power cables and cause them to break.
Issuing two yellow weather warnings for snow and ice, the Met Office forecast potential power cuts and said mobile phones could be affected.
Conditions are expected to bring travel chaos and this afternoon a car was pictured having careered off an icy road in Scotland when it spun 180 degrees.
Snow covered rooftops in Overwater, Cumbria, this morning as more snow falls across the north of England and forecasters warn of potential mobile phone signal loss
A man shovels snow from the roadside in Nenthead, Cumbria, as the country gears up for worsening weather over the next few days
A snow plough clears snow from the A686 near Alston as more snow falls across the north of England and forecasters predict a prolonged spell of severe cold
This car came off the road while its driver was going from Edinburgh to Moffat as icy conditions threaten to bring more chaos to drivers
It comes after a lost walker with badly frozen feet was rescued in blizzard conditions in a nine-hour operation in the Cairngorms this morning.
Cairngorm Mountain Rescue Team found the man with hypothermia in the Munro mountains. The foreign national was stranded in a blizzard 3,000 feet up Carn Ban Mor. The 56-year-old was taken to be warmed up at the rescue base and required no further treatment.
Another two walkers were saved by mountain rescuers on a Snowdon ridge after they were stranded by snow and ice today.
Six Llanberis mountain rescue team members were airlifted up the peak by a coastguard helicopter and roped the men to the 3,560ft summit. They were then escorted down a path.
The Met Office has said a cold air mass will bring snow showers across the country this week, with East Anglia and London being most affected tonight. In the capital temperatures could plummet as low as -5C and -2C elsewhere.
A woman walks her dog in Overwater, Cumbria, as two weather warnings are in place until Tuesday afternoon and the Met Office says phone signal could be compromised
Nenthead was blanketed in snow this morning as the wintry weather looks set to move south to London and parts of East Anglia this evening
The Peak District’s highest hill, Kinda Scout, is pictured this morning as Derbyshire experiences milder weather than areas such as Cumbria
Some areas of the south and the east of England will be better sheltered from snow showers but will still be affected. Showers may ease a little over night.
Ploughs were pictured clearing roads in Cumbria today where residents had to shovel snow from their drives, with the north-west expected to be the worst affected in the coming days.
Cumbria was covered in snow this morning as the north west of England looks set to continue being the worst-affected area of the country in the coming days
Kinda Scout was topped with snow this morning as Derbyshire as the south and east of England look set to be hit by snow tonight and weather worsens throughout the week
Overwater, Cumbria, covered in snow today as cold weather continues to blow across to the UK from Canada, with five centimetres of snow expected in parts of Scotland
There are fears of travel chaos as widespread permeating frost risks bringing traffic to a standstill and lightning is also a possibility.
Though the wind will ease off tomorrow the showers are expected to continue, with almost all of this week hit with heavy rain and snow.
Weather blowing in from the Atlantic is forecast bring five centimetres of snow to parts of Scotland and strong winds to the north of England.
Tomorrow’s calm weather will be followed by heavy rain and wind that is set to last for four days, with sub-zero temperatures across the country. Public Health England has a cold weather health alert until Tuesday.