IBM’s weather forecasting model GRAF goes live today, and it could have major implications around the world. Self-proclaimed "weather geek" @steveliesman has a look behind the model and IBM’s new supercomputer, DYEUS. https://t.co/tXz5fqSx5J pic.twitter.com/GxJXZLZeEG

— CNBC (@CNBC) November 14, 2019