Google DeepMind has introduced GraphCast, a game-changing weather forecasting model that is said to deliver 10-day predictions in less than a minute — "at unprecedented accuracy." ...

On the software side, a Python program displays a cycle of three slides: local weather, regional weather, and a radar display.

An AI weather program running for a single second on a desktop can match the accuracy of traditional forecasts that take hours or days on powerful supercomputers, claim its creators. Weather ...