A multi-day severe weather event impacted the Central U.S. over Easter weekend, bringing large hail, damaging winds, flooding ...

A supercell thunderstrom in Oklahoma. Image courtesy of NSSL/NOAA. The National Weather Service defines a severe thunderstorm as a thunderstorm that is producing: Hail that is at least quarter ...

The northern supercell first produced wind gusts to 82 mph in ... after their vehicle was swept away in high water. Another person died after a tornado touched down about 80 miles away in Spaulding.