Instead, after a tornado hits, the U.S. National Weather Service uses a rating system it adopted in 1973 called the Fujita Scale. Devised by meteorologist Theodore Fujita in 1970, the F-scale ...

Tornadoes are classified on the Enhanced Fujita scale, which ranges from EF0 to EF5. Originally created by famed tornado researcher Ted Fujita, the scale takes into account estimated wind speeds ...

To rate the strength of a tornado, meteorologists use the "EF Scale." EF stands for Enhance Fujita, named after Dr. Tutsuya Theodore Fujita, the meteorologist who created this method of rating ...