This scale contained six categories, where F0 denoted the weakest, while F6 was used to label the strongest tornado. By analyzing damage caused to artificial structures and vegetation, the ...

Tornado severity is ranked on a Fujita Scale (tornadoes that have occurred after 2007 are ranked on an Enhanced Fujita Scale) from F0 or EF0 for the lowest-strength tornado to F5 or EF5, which are ...