Do I need a brolly? Google uses AI to try to improve two-hour rain forecasts

Precipitation nowcasting' is attempt to predict weather more accurately in short term

• A history of weather forecasting

Weather forecasts are notoriously bad at predicting the chances of impending rain - as anyone who has been drenched after leaving the house without an umbrella can testify.

Now, scientists at Google DeepMind have developed an artificial intelligence-based forecasting system which they claim can more accurately predict the likelihood of rain within the next two hours than existing systems.