It isn't all doom and gloom; in south-west London, Merton Police have tried to lighten the mood by tweeting a picture of two snowmen, dressed in police garb and a row of police vans with faces drawn in the snow:
When it snows like this we bring out out "special" cars and vans ! http://t.co/HqesHx13ly
We also have special snow police that we use ! http://t.co/mTn5eO5kkR
Forecasters have predicted it could be the coldest March in 50 years. In 1962, average temperatures for the month were 2.8C.