PM EDT for Cincinnati-Northern Kentucky Airport, Covington, and Florence. Tornado sirens have sounded as severe weather ...

The deadly tornado killed at least three people on Wednesday as it ripped through parts of Oklahoma and left many homes without power.

Tornadoes that are produced from supercell thunderstorms are the most common and usually the most dangerous tornadoes, according to NOAA.

A spin-up tornado, also known as a non-supercell tornado, forms differently from the commonly known supercell tornado. Here’s a detailed overview: ...

A supercell thunderstorm produced numerous tornadoes from eastern New Mexico into West Texas on Thursday.

Severe thunderstorms rolled through the Foothills Friday evening. Dark storm clouds rolled over Elkin and Wilkesboro.

Weather Why was the North Texas tornado-producing supercell so strong and long-lived? A strong supercell thunderstorm trekked over 100 miles. Why was it so powerful?

The supercell, king of thunderstorms, disruptor of the Great Plains, is a dangerous weather threat wherever it forms. Tornadoes, flooding, enormous hailstones, damaging winds and lightning are ...

More billion-dollar severe storms. More storms with tornadic potential. Severe weather hazards shifting east into additional vulnerable communities—and extending earlier into winter months.

This is a colorized image of the tornado-producing supercell nearly 20 miles long and 12 miles high. The imagery from the simulation was built upon real world data collected near the May 24, 2011 ...