藤ふじ田たスケール

noun

Fujita scale; F-scale

A scale for rating tornado intensity based on damage, developed by Tetsuya Theodore Fujita. Used in meteorology and disaster reporting.

• この竜たつ巻まきは藤ふじ田たスケールでF3と評ひょう価かされた。

  This tornado was rated F3 on the Fujita scale.