Over 55 Million Americans at Risk of Severe Weather

Meteorologists have raised the risk of severe weather on Friday afternoon and through the weekend for a large swath of the nation's heartland.

About 35 million Americans are at risk of experiencing large hail, torrential rain that triggers flash flooding, dangerous straight-line wind gusts, and tornadoes. Read on for the latest developments in this brewing situation.

Thursday Proves to be Volatile Day of Severe Weather for Central U.S.

The first of the severe weather impacts roared to life on Thursday, igniting what is forecast to be a multi-day outbreak.

Dozens of severe thunderstorms were confirmed in a zone from Wyoming and South Dakota and down to Texas and Arkansas.