Not just this, but the forecasters themselves are (of course!) interested in their own accuracy & predictive power: http://www.metoffice.gov.uk/about-us/who/ac

Not just this, but the forecasters themselves are (of course!) interested in their own accuracy & predictive power: http://www.metoffice.gov.uk/about-us/who/accuracy/forecasts http://www.metoffice.gov.uk/about-us/who/accuracy/forecasts