The temperature is expected to stay below freezing for the next 24 hours.

Meanwhile, Northern Ireland witnessed its heaviest snowfall in 25 years. Up to 60 centimeters of snow fell in parts of the countryside.

Local authorities tried to keep highways open, with snow ploughs working around the clock.

More severe weather has been forecast for the weekend, with heavy snow falls expected across the country.

In Italy, the country's main north-south highway was jammed with hundreds of vehicles. Though snow had mainly cleared or melted early Saturday, the highway was still closed in one direction.

In Germany, Some 200 flights were canceled at Frankfurt airport. A spokesman for the airport said that was largely to do with disruption to schedules caused by problems elsewhere in Europe, while all runways at Frankfurt itself were clear.