Tornadoes and flooding spawned by severe thunderstorms tore through parts of Oklahoma overnight, leaving at least 11 people ...

Oklahoma experienced severe weather on Wednesday, with hail and damaging winds resulting in widespread power outages. Here’s ...

According to the National Weather Service, four likely tornadoes touched down in northeastern Oklahoma and northwestern ...

Tornadoes that form from a single supercell thunderstorm, like those familiar to Oklahomans, don't have much to compete with in the atmosphere. Oklahoma tornadoes also benefit from storms that ...

Chances for severe storms span from north Texas to Iowa, and could impact major metropolitan areas like Dallas, Oklahoma City and Kansas City.

A supercell thunderstrom in Oklahoma. Image courtesy of NSSL/NOAA. The National Weather Service defines a severe thunderstorm as a thunderstorm that is producing: Hail that is at least quarter ...

Reflectivity of the supercell that produced the Moore, Oklahoma tornado on May 3, 1999. At the time of this radar scan, a tornado was on the ground. Image courtesy NWS. A tornado is a violently ...

It developed from a supercell storm - a rotating storm ... a member of the radar research group at the University of Oklahoma, said the tornado flung debris 30,000 feet (9km) up in the air.

Millions in Kansas and Oklahoma brace for severe storms under a rare “high-risk” alert, with tornadoes, hurricane-force winds ...

Supercell thunderstorms are firing off ... people trapped inside an overturned mobile home after the storms hit, according to the Oklahoma City Fire Department. They also responded to several ...