New Weather Forecast Model Can Pinpoint Thunderstorms Up to 15 Hours in Advance

Supercomputer

Meteorologists at the National Weather Service (NWS) gained a new, sharper weapon in their arsenal of computer models on Tuesday, which could result in better weather forecasts. The agency put its newly updated High-Resolution Rapid Refresh (HRRR, which is pronounced like the word "her," except with many more Rs), into operational use after several years of experimental simulations


The model will help meteorologists pinpoint the development of damaging weather conditions that are too small-scale and short-term to be detected by other models, such as derecho events like the one that shut off the lights to hundreds of thousands of people from Ohio to Virginia on June 29, 2012 Read more...


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