It has been 20 years since one of our most memorable weather events: the July 13th Derecho. Radar image of the July 13, 2024 derecho as it moved across Kentuckiana The National Weather Service in ...

Add Yahoo as a preferred source to see more of our stories on Google. This radar from AccuWeather detects the derecho that swept through Midwest from 9 A.M. to 9 P.M. local time.

Here’s what meteorologists know about these unusual storms. Thunderstorms are common across North America, especially in warm weather months. About 10% of them become severe, meaning they produce hail ...