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

A tornado touches down. Morgan Schneider/OU CIMMS/NOAA NSSL Chris Nowotarski, Texas A&M University Meteorologists began ...

The tornado moved into the Salem area just before 1 p.m. WAPT Chief Meteorologist said catastrophic damage was possible from what looked to be at least an EF3 tornado. A second tornado moved into ...

Survey teams with the National Weather Service confirmed 5 EF-1 tornadoes as well as an EF-0 tornado during severe weather ...

The nation's heartland was once again under the threat of damaging thunderstorms and flash flooding on Friday, which ...

Experts say planning before a tornado threatens is key for staying safe. Weather radios, basements and bicycle helmets can ...

"Radar technology has advanced significantly, allowing us to detect rotation within storms before ... produce tornadoes. The NWS estimates that only about 20-30% of supercell thunderstorms with ...

After a day full of severe weather and heavy rainfall, we're continuing to watch for the threat for severe storms and flash ...

The National Weather Service in Huntsville said at least three EF-1 tornadoes touched down late Saturday in north Alabama. They all appeared to be spawned from one “parent” storm. And the number could ...

If you’ve ever been in a thunderstorm, you know that right before it starts to rain ... within the storm’s outflow into a tornado. If you have a supercell on radar and it has strong rotation ...

If you’ve ever been in a thunderstorm, you know that right before it starts to rain ... can intensify the rotation within the storm’s outflow into a tornado. If you have a supercell on radar and it ...