Tornadoes do not come out of nowhere. Most tornadoes form from a pre-existing rotation within a thunderstorm called a mesocyclone. See the related question for more information.
in an underground basement
It can. Hail often does come before a tornado, but most storms that produce hail do not produce tornadoes.
The direction of a tornado can vary, but tornadoes in Missouri often come from the southwest or west due to the prevailing weather patterns in the region.
No. Tornadoes form from thunderstorms. By definition a tornado must make contact with both the ground and the cloud base. However, small whirlwinds, such as dust devils, can form on cloudless days. These look somewhat like tornadoes, but are nowhere near as strong.
The fuel of a tornado is the warm, moist air that powers its parent thunderstorm.
No. While Ontario does get tornadoes, it is nowhere near Tornado Alley. Tornado Alley is farther west.
Nowhere. The deadliest tornado in U.S. history had a death toll of 695. That tornado tore across parts of Missouri, Illinois, and Indiana.
tornado alley
in an underground basement
Not usually. Tornadoes generally form on land. Kansas is one of the most tornado prone area in the world and it is nowhere near the ocean.
Yes. A tornado is pretty much made of air. Although pressure inside a tornado is low it is nowhere near being a complete vacuum.
There is no way of knowing when the next tornado will be.
nowhere
THAT Depends on where the Storm that produced that Tornado is going
Go lie in a ditch or depression in the ground. If none is available lie flat.
Nowhere
nowhere its unique