They are the most dangerous form of severe weather and the most difficult to predict. Of course, we are talking about tornadoes, but how do they form? Tornadoes develop from severe thunderstorms ...

Tornado formation begins when warm, moist air near the ground collides with cooler, drier air at higher altitudes, often around 30,000 feet. This clash of air masses creates instability in the ...

There were 29 tornadoes in Ohio on July 12, 1992, and 19 on Nov. 10, 2002, the most of any day since 1950. There were 61 tornadoes in 1992, the most since 1950 until Ohio broke its tornado record ...