The National Weather Service has rated two of the four tornadoes that hit Colorado on Sunday as EF2. Those tornadoes hit ...

MILWAUKEE - Tornadoes are categorized on what is called the Enhanced Fujita Scale or EF Scale. The Enhanced Fujita Scale ...

Following tornadic storms Sunday in Denver, the National Weather Service will conduct storm surveys to determine their ...

Join Meteorologist Casey Dorn as he explains how the Enhanced Fujita (EF) Scale helps assess tornado intensity based on ...

It's been 12 years since the historic, deadly Moore, Oklahoma, EF5 tornado. New research has given light as to why no U.S.

A wide swath of tree damage was reported in Gloucester and Atlantic counties last Friday, from New Jersey's longest tornado ...

After every storm, we often hear that the National Weather Service rates storm damage, but what does that mean?

The severity of the damage in the county depends on the specific location, but preliminary assessments show that some areas ...

Recent years have seen the addition of EFU tornadoes, for which intensity isn't known, to the Enhanced Fujita scale used to ...

Meteorologists from the National Weather Service office in Mount Holly, New Jersey, conducted a storm survey late Saturday ...

A Kentucky family emerged from the basement of their London, Kentucky, home Friday after an EF-3 tornado destroyed their ...

The National Weather Service confirmed that an EF-1 tornado struck Baltimore and Dundalk this weekend, leaving behind a trail ...