"Temperatures as low as -22C (-8F) have left 122 dead in Poland this winter and the main river, the Vistula, has frozen over, causing fears of flooding.
In the UK, thousands of schools are closed and travellers have been hit by major delays after heavy snowfall affected large parts of the country.
In the Swiss Alps avalanches have killed at least seven people.
Western France has issued a weather alert for 14 regions hit by heavy snow.
Extreme or severe weather warnings are still in place across the UK, which is in the grip of its longest cold snap for almost 30 years.
UK travel chaos
Its hospitals have implemented major incident plans to deal with the extreme weather.
On Tuesday up to 20cm (8in) of snow fell in parts of Scotland and northern England, causing travel chaos for millions of people.
Another 40cm (16in) has been forecast in some areas as the snowfalls spread from north to south.
Gatwick airport was closed on Wednesday morning, while Heathrow, Birmingham, Luton and Southampton were open but suffering delays and cancellations.
Forecasters at the UK's Met Office said the bitterly cold weather was forecast to continue for the next couple of weeks, with further snowfall expected at times."
LINK to BBC