It didn’t stay normal for long; when the day was over, it had entered the history ... of a perfect storm. A supercell tornado outbreak was soon roaring through the region. The worst single ...

MISSOURI, USA — The marks of the nation's worst hailstorm in history are still remembered ... recorded instances of "giant" hail have only become more frequent in both Missouri and Illinois.

A storm system that ... stating that the hail "came down for at least 15 minutes" and possibly as long as 20 to 25 minutes. He described it as the worst hailstorm he had witnessed in his 21 ...

At least 80 million people — from the Midwest to the South to the East — are in the path of turbulent weather, including violent storms, large hail ... Lakes," NOAA's Storm Prediction Center ...