Violent tornadoes ripped through parts of the U.S., wiping out schools and toppling semitractor-trailers in several states.

At least two tornadoes in Arkansas have a preliminary rating of EF-4 as part of the tornado outbreak that has claimed dozens ...

A three-day tornado outbreak tore through nine states. At least 43 people were killed in tornadoes in Missouri.

The National Weather Service says an outbreak of severe storms could spawn tornadoes, heavy snow and high winds.

About 47 million people faced an enhanced to moderate severe storm threat from Madison, Wisconsin, to Birmingham, Alabama.

The threat of tornadoes is moving east into the Mississippi Valley and Deep South a day after a massive storm system moving ...

A severe weather system spawned intense, long-duration tornadoes that struck parts of Arkansas, Mississippi and Missouri, leaving some communities in tatters.

More than 100 million people in the U.S. will be in the path of an intense March storm starting Friday as the sprawling multi ...

North Florida is facing a rare and highly dangerous tornado threat as a monster weekend storm system marches across the ...

A sweeping storm system moving across the U.S. threatens to bring tornadoes, blizzards and possibly ... warmth and lingering winter cold create big temperature differences for storms to thrive.

A huge storm system crossing the U.S. threatens to unleash tornadoes Friday in the Mississippi Valley, blizzards in the northern Plains and dry, gusty conditions in Texas and Oklahoma that pose a ...