White Christmas? It's more likely than you think...

Are you dreaming of a white Christmas? Just like the ones we used to know.Will our tree tops really glisten?Well give this quick briefing a listenTo hear why - on December 25th - there may well be some snow…After the ropey rhyming, weather presenter Alex Beresford brings some seasonal cheer - and a few laughs - as he tells Charlie Frost what you need to know…