Tornadoes most often occur when strong thunderstorms interact with wind shear. One thing that tornadoes must have is a pattern. They form when changes in wind speed and direction create a horizontal spinning effect in a storm cell. The result is it is then tipped straight up by rising air moving up through thunderclouds
The United states averages 1,200 tornadoes each year.
Tornado Alley did not occur. It was not an event. Tornado Alley is a region in the central United States.
a tornado can occur at any time of the day or the year
It is impossible to predict where the next tornado will occur.
Bangladesh.
the two most common places that tornado's occur are in the state of kansas and the state of texas.
A tornado would occur in the troposphere, the layer closest to the Earth.
A tornado. Tornadoes usually occur on land anyway.
The Waco tornado occurred in the town of Waco, Texas.
It is simply a tornado. Most tornadoes occur on land.
Tornado Alley.
The Joplin tornado occurred on the afternoon of May 22, 2011.
Often, but not always.