Large and destructive tornadoes are carving paths of destruction across the South for the second day in a row.

Severe weather warnings remain in place throughout the weekend as extreme conditions, including a tornado outbreak, threatens ...

Parts of Mississippi could face tornadoes with winds in excess of 200 miles per hour along with hail over 2 inches wide on ...

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

Researches found little evidence that tornadoes were getting weaker. Instead, it appears that a subjective tornado grading system is to blame.

A quirky aspect of the way we measure twisters helps explain why there hasn't been a top-tier-rated tornado in 12 years.

Tornadoes, the swirling tempests of nature, have fascinated and terrified humanity for centuries. These phenomenal weather ...

Parts of Mississippi could face tornadoes with winds in excess of 200 miles per hour along with hail over 2 inches wide on ...

Severe weather season usually begins to ramp up in March and lasts through the start of summer. The dramatic increase in sun ...

Violent tornadoes are classified as EF4 or EF5, the strongest of tornadoes, and can produce wind speeds of more than 200 miles per hour. The area of high risk includes central and eastern portions ...