A tornado is a violent rotating column of air. A tornado packs the most violent winds that accrue on earth, most tornados are several hundred meters in diameter and wind speeds from 40 to 379 mph. Tornados size or destruction is catergarised in the Fujita Scale. They range from a F0 to a F6. A F0 is the weakest tornado. A F0 has very minimum damage. It has wind speeds from 40 to 72. It does some damage to …showed first 75 words of 351 total…

…showed last 75 words of 351 total…These cyclonic storms rairly last more then an hour. Depending on each storm, the path of a tornado is always different. Most tornados occur in the USA. They usually accrue in spring and early summer. Tornados form along a front between cool dry air from the North and worm humid air from the gulf of Mexico. When the two types of air clash they form cumulonimbus clouds. This cloud zone is called a squall line.