BBC to carry out weather forecasting test Others to have agreed to participate include Joe Bastardi, a well-known sceptic about man made climate change and WeatherAction, run by Piers Corbyn, who correctly predicted the ferocity of last year's winter. They will be judged on how accurately they predict rain, wind and temperature in an project lasting several years. The Weather Test, which is being run by the BBC's Today Programme, will see the performance of the assorted forecasters being evaluated by the Royal Meteorological Society and Royal Statistical Society.