A deadly severe weather outbreak spawned at least one tornado in 22 states from May 15-21. Among the hardest-hit states were ...

When a tornado strikes, a team from the National Weather Service (NWS) is sent out to assess the storm’s wind speeds and ...

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

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

A series of outbreaks in March, April and May have produced hundreds of tornadoes, with five of them rating as violent EF4s.

The National Weather Service has determined that the family of tornadoes that tore through south-central Kansas on Sunday ...

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.

The National Weather Service has finished its survey of the deadly tornado that ripped through southeastern Kentucky last ...

Pinpoint Weather Meteorologist Liz McGiffin explains how storm damage assessments play a role when it comes to determining the rating of a tornado. The official first day of summer is still a ...