Supercells are the mightiest of the thunderstorms. They can roll for hours while maintaining tornadoes and damaging hail.

Multiple rounds of thunderstorms are possible Tuesday in Northeast Ohio, with strong to severe thunderstorms possible between ...

FOX 17 News is no longer in Code Red Weather Alert after the severe thunderstorm watch was canceled for parts of Southern ...

Supercells are the king of thunderstorms. They can tower 10 or more miles tall, spin like a top and produce the most extreme ...

The required conditions for a thunderstorm to produce a tornado are warm humid air near the surface with cold dry air above.

Wind shear is the most important determinant of severe weather potential as long as sufficient atmospheric instability exists ...

Again, that cap may limit thunderstorm development, however, conditions remain favorable, with sufficient instability and wind shear to support a few rotating thunderstorms (supercells) capable of ...

Tonight, weather stays quiet and cools down. Overnight lows fall into the 40s and even 30s in some spots. Tomorrow is cool ...

Severe storms moved through Central Iowa but stayed focused in northern Iowa, where the highest risk was located for the day.