Snow and ice is continuing to cause travel chaos in parts of the UK, with hundreds of drivers stuck overnight in Scotland.
Temperatures overnight fell to -13C in Edinburgh and -11C in Glasgow, as 150 pupils, parents and staff spent the night in a school in South Lanarkshire.
London City and Belfast airports are warning of delays due to fog, whilst Glasgow and Edinburg are open but passengers are advised to check the status of their flights with airlines.
Scotland’s trains have are all been affected, and many remain without replacement buses.
Commuters into London are experiencing delays, especially those travelling in Liverpool Street.
Reduced services are operating on the East Coast Mainline, while several local services in Yorkshire were disrupted
Transport Scotland and police are warning motorists not to travel unless “absolutely essential”
Many motorists were stuck overnight on the M8 after heavy snow caused severe disruption to the route that links Glasgow with Edinburgh.
Traffic was also brought to a standstill on the M80, which runs through central Scotland, with drivers advised to stay with their vehicles.
The heavy snow across Scotland and Northern Ireland has cleared southwards and there are Met Office severe weather warnings for snow across parts of north-west England into Tuesday morning.