The Enhanced Fujita or EF Scale is the system meteorologists use to estimate tornado strength by examining the damage it ...

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, ...

Meteorologists rate storms on the Enhanced Fujita scale using damage indicators such as homes, trees and other structures.

The National Weather Service recently confirmed that two tornadoes hit in communities in Western North Carolina. Here's where ...

On Monday, the National Weather Service in Nashville surveyed damage caused by Sunday night's thunderstorms, and they found ...

SO TRUE. PREPARATION IS KEY TO SAFETY. WE HEAR ABOUT TORNADOES RATED ON A SCALE EF ZERO TO EF FIVE, BUT WHAT DOES THAT MEAN AND HOW IS THAT DETERMINED? METEOROLOGIST CAITLIN HARVEY EXPLAINS. WITH ...

Has Georgia tornado season already begun? It's been an active 2026 so far, and it's just getting started.

It's tornado season in Colorado. After a tornado has touched down and caused damage, it's up to the National Weather Service to determine its intensity. Meteorologists do this using a scale called the ...

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 ...

On the morning of May 11, 1970, skies darkened over Lubbock and winds began to rise, setting the stage for the kind of storm many in Tornado Alley pray never comes their way. By late that Monday ...

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph (322 kph), the strongest classification of tornado and the first ...