Even 100 years later, the Tri-State tornado is widely considered America's worst tornado. It killed almost 700 in an era ...

Tornadoes are among nature's fiercest furies. Despite the destruction they can cause, the mechanism that results in tornadoes ...

After a few stray sprinkles and flurries overnight, Tuesday won’t offer much improvement over a windy Monday. It will still ...

“The Ides of March has historically been a rough day, not just for Julius Caesar. A once-per-decade extreme outbreak of ...

The Chicago area saw severe thunderstorms on Friday and Saturday, and followed it up with snow on Sunday, but both events ...

Heavy precipitation ... storm is full of danger. High instability and ample wind shear allows for the development of widespread severe thunderstorms. These supercell thunderstorms are capable ...

CELINA - One year ago today, a pair of EF1 tornadoes packing winds up to 110 mph tore through Mercer County, one of which ...

High pressure remains in charge on Tuesday ... By Wednesday evening, a strong cold front will approach. Discrete supercell thunderstorms could develop out ahead of the front.

A strong supercell thunderstorm drops hail behind the ... A low CC value shows a great variety in the size and shape of objects, while a high value shows greater consistency in size and shape.