Alerts have been issued across portions of the four states as parts of the U.S. contend with severe weather threats.

Forecasters use the terms tornado watch and tornado warning when predicting if and where tornadoes are possible in an area. How are they different?

Ashlyn Villarreal was driving home from work selling cars in Kankakee Tuesday night when she saw a flash of lightning and “gumball”-size hail. Suddenly, the gumballs turned into softballs and the glass on her Mustang’s windshield cracked, cutting her hands.

The sirens blared statewide on Tuesday morning as severe weather was expected to occur late in the day.

After the deadly tornadoes that struck Southwest Michigan on March 6, many people have been asking an important question: why wasn’t a tornado watch issued before the storms arrived?

A tornado warning issued at 6:30 p.m. March 10 applies to parts of Canadian, Cleveland, Grady, McClain and Oklahoma counties.

A tornado watch will remain in effect across most of the state on Wednesday, March 11. What is the difference between a tornado watch and warning?