When a tornado touches the ground, it can cause great destruction in its narrow path. Harder - Tornadoes, often called twisters, are the most violent of thunderstorms. A tornado over a body of water is called a waterspout.
Tornadoes occur when a warm, humid air mass meets with a cool, dry air mass.
This collision sometimes results in a powerful, swirling column of air. The tornado's swirling winds can exceed 300 mph. Tornadoes cause much damage by this sheer force of wind, but they also have a strong updraft that can lift and carry objects. Then create a procedure for your family to follow in the event that a tornado was in your area. Compare your ideas with those at Tornado Safety Tips Brochure and other links at Tornado Safety .