It's the nation's most serious severe threat since July. Here's what you need to know about this outbreak forecast.

A rare tornado touched down in Scott's Valley Saturday afternoon. It came after a night of high winds and heavy rain with a ...

Giant supercell thunderstorm terrified residents ... in Wyoming Supercells are responsible for nearly all significant tornadoes in the U.S. and can produce winds of up 100mph ...

A supercell is an organized thunderstorm that ... then it becomes a tornado. Tornadoes form under a certain set of weather conditions in which three very different types of air come together ...

National Weather Service survey crews will be studying ground damage and video footage to confirm reports of five tornadoes ...

A supercell thunderstrom in Oklahoma ... If the conditions are right, a tornado will form underneath the wall cloud. By the time severe weather hits, it's already too late. Disaster preparedness ...

Weather spotters on the ground have reported seeing a tornado in Wharton County, southwest of Houston on Thursday, according ...

Local weather agency MeteoStorms said it believed the tornado was caused by a supercell. Supercells are intense thunderstorms which are characterised by a rotating updraft. They often cause ...

It’s important to note that there’s always a slight chance a supercell storm might form, whether in Tornado Alley or elsewhere. That said, there are certain times of year when you should pay ...

All the information comes from weather.gov with links to various articles and YouTube videos going into more detail about the storm that moved through that area at that time. Tornadoes are nothing new ...