Multiple tornadoes were reported Thursday evening from two supercell thunderstorms that traveled from Nebraska into Iowa.

Hail as large as softballs and more than a dozen tornado reports highlighted the severe weather in Iowa and Nebraska Thursday evening.

Multiple tornadoes and dust clouds were reported in Nebraska and Iowa on April 17, due to supercell thunderstorms. A video captures a rotating storm cloud about 10 miles west of I-29 in Bartlett, ...

A large supercell tornado was spotted west of Memphis, Tennessee on Wednesday. Sirens went off in the city, warning residents of a twister hitting populated areas.

Tornadoes are primarily produced in two different ways: From supercell thunderstorms and from non-supercell thunderstorms. A supercell tornado is produced from a supercell thunderstorm.

Landspout tornadoes are usually weaker than supercell tornadoes, according to the government agency, and can be whipped up by relatively benign conditions, but they can still topple trees ...

There are thousands of thunderstorms in the United States each year, but only a few become strong enough to spin up a tornado ...

Unlike the dozens of devastating supercell tornadoes that have struck the U.S. in recent weeks, Environment Canada said the tornado Lester saw was a landspout tornado — which is a much weaker ...

Several storm chasers, including FOX Weather Storm Tracker Brandon Copic, captured video of a tornado forming then rolling ...

Landspout tornadoes are usually weaker than supercell tornadoes, according to the government agency, and can be whipped up by relatively benign conditions, but they can still topple trees, damage ...

A large supercell tornado was spotted west of Memphis, Tennessee on Wednesday. Sirens went off in the city, warning residents of a twister hitting populated areas. The National Weather Service ...