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 ...

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

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

At least nine tornadoes have been confirmed in Texas following the severe storms that swept through the state Sunday.

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

A seventh straight day of powerful thunderstorms and significant severe weather is ahead from the Midwest to Deep South.

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

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

Certainly it’s been very active to start the year for us,” a meteorologist with the National Weather Service in Indianapolis said.

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

The National Weather Service in Milwaukee has confirmed seven tornadoes touched down during severe weather Thursday in ...