Heathrow grounds flights as more snow forecast
20 January 2013 Last updated at 16:47 GMT
The Met Office is warning that further snow is expected to affect large parts of the UK this evening and tomorrow.
The weather has caused disruption to trains and planes. At Heathrow Airport in west London 260 flights or 20% of its usual schedule have been cancelled.
Flights at the airport are expected to be reduced by 10% on Monday.
Fiona Trott reports from Heathrow Airport.