The causes tornadoes are when the wind direction and strength very sharply in the region of the cloud, the cloud is formed in a circular motion. This rotation causes the creation of a funnel below the cloud base. When this funnel reaches the ground, is called a tornado.

The signs of tornadoes are A funnel hanging down a storm cloud when he reaches the ground it becomes narrow. Clouds moving very fast. A strong wind. Heavy rain.

The damage can tornado bring is the funnel able to pump and take far things and large objects like cars, roofs of buildings, rocks, animals, doors and windows. Many dead and wounded people.