Arctic weather has brought snow, sleet and hail, causing flight cancellations, rail disruptions and the closure of hundreds of schools, with further hazards expected later in the week.

The UK experienced sub-zero temperatures on Monday with Scotland experiencing heavy snow and travel disruption

New weather maps show a deep winter freeze could hit the UK in just over a week, with heavy snow and bitterly cold temperatures expected across large swathes of the country

Blizzard conditions and heavy snow are forecast across the UK on what is deemed the worst day of the year for vehicle breakdowns - coinciding with Britons returning to work. Follow the latest.

Other areas of the UK saw snow on Friday, and yellow warnings are now in place for parts of the UK, including much of Northern Ireland, until 3pm on Monday. Met Office chief meteorologist Rebekah Hicks said: "Arctic air and brisk northerly winds are gripping the UK as we start the new year.

Amber and yellow weather warnings are in place across the UK as the first weekend of the New Year looks set to be a chilly one.

Snow and ice are expected to bring significant disruption across the UK as temperatures in many places will struggle to get above freezing.