BUFFALO, N.Y. (WIVB) — When a tornado tears through an area, the main question after the fact is, "How strong was it?" That's where the Enhanced Fujita Scale, more commonly known as the EF scale, ...
Around 1,200 tornadoes occur on average in the United States each year and every one of them gets its own rating on the Enhanced Fujita Scale.
An EFU tornado designation is given when a tornado's intensity cannot be determined due to a lack of damage. The EFU rating, while existing before 2013, was not implemented until 2016 and is common in ...