Raindrop sizes, cloud names and the music of climate change.

BBC Look North Weatherman Paul Hudson hears the musical response of composer and pianist, Lola Perrin, to being in the age of climate change, Dr Liz Bentley tells the story of Luke Howard, the man who gave the clouds their names, the Met Office talk about their 24/7 twitter service and their use of social media and Paul explains why rain drops are different sizes.