Ice and snow has disrupted travel on Friday after the UK braced through the coldest night in seven years.
Southern England woke up to ongoing sleet and snow and the Scottish Highlands recorded a low overnight temperature of -15.4C.
More than 100 people were stranded overnight in the Jamaica Inn pub on Bodmin Moor, Cornwall, due to snow blanketing the A30.
Flights were cancelled at Heathrow and Bristol airports while Southeastern and Transport for Wales warned of timetable alterations. Northern Ireland and Scotland are expected to miss out on wintry showers that will persist into the evening for the rest of the country.
Follow how events unfolded throughout the day
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More than 100 people were stranded in a pub overnight due to heavy snow in Cornwall.
Motorists were forced to abandon their cars on the A30 in Bodmin Moor, before seeking refuge in the Jamaica Inn pub.
"People were fed up of being in a cold car and they were running out of fuel," general manager, Sammy Wheeler told the BBC.
Up to 12cm of snow fell last night in parts of the country, with a further 10cm possible on higher ground in central-southern England.
Cumbria saw 8cm.
The Met Office said danger from snow remained on Friday morning.
The baby girl was found in a park in east London (Metropolitan Police)
Police in London are appealing for the mother of a newborn baby abandoned in a park to come forward.
The infant was found in Newham, east London, amid freezing weather on Thursday night.
Officers said they feared for the woman's safety and worried she may need medical attention.
Metropolitan Police officers were called to a park near Roman Road at 10.15pm yesterday. Paramedics also arrived, taking the girl to hospital where she is in stable condition.
Anyone with information should call police on 101 quoting reference CAD7825/31JAN or tweet @MetCC.
Flights are being disrupted at Bournemouth airport.
The airport has said its airfield is closed "until further notice'' due to snow.
It said: "Clearing operations are under way and a further update will be made at 0700.''
Snow is keeping train drivers from getting to work, National Rail has warned.
"As such, trains between Basingstoke and Reading and also between Reading and London Paddington may be cancelled or revised at short notice," the body said.
In addition, disruption between Three Bridges and Gatwick airport is expected until 8am and severe weather "is resulting in trains to and from Willesden Junction being heavily delayed".
Commuters may be entitled to compensation.
Snow can be annoying, but also very pretty.
This shot is from Scotland yesterday evening.
Ice forms on the Clunie water at Glenshee near Braemar in the Scottish Highlands after Braemar was one of the coldest places in the UK last night as temperatures dropped to almost -15C (PA)
These are the conditions which trapped more than 100 motorists in the Jamaica Inn pub in Cornwall overnight.
The pub was made famous by Daphne du Maurier in her classic novel of the same name.
The view from the Jamaica Inn on Bodmin Moor (PA)
The Met Office's yellow-level warnings for snow and ice - covering parts of England, Wales and northern Scotland - are due to remain in force until early afternoon.
By lunchtime temperatures in the southeast are expected to nudge towards 4C, meaning the sleet and snow should turn to rain.
Nearly 70 schools are closed across Devon and Cornwall this morning due to the weather.
Thirty-four were closed in Devon and 35 in Cornwall, according to the county councils.
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