With the developmentofNWPtechnology at the very fast speed, the quantitativeprecipitationforecasting of NWP modelshasbecome amajorbasis of operationweatherforecast.
Although tornado forecasting has remarkably improved over the last two decades with advanced forecasting techniques, weather satellites, numerical forecast models and Doppler weather radar, there is much about tornado forecasting that still remains a mystery.
Throughout most of its history, weatherforecasting has been done by national governments, although, since any rain forecast for London incorporates data collected from as far away as Fiji, they have to co-operate.
Mr McCallum admitted in a news conference in April that seasonal forecasting was still in its infancy - a cross between climate change prediction and tomorrow's weatherforecast.