Destructive tornadoes have hit states such as Missouri, Illinois, Kentucky and Indiana this season as activity shifts east.

How does the National Weather Service confirm if a tornado actually touched the ground after they issue a Tornado Warning?

April marks the beginning of the most active time of year for tornadoes in Kansas. But as residents know, severe weather could happen anytime. “Out of all the 50 states in this nation, Kansas ranks ...

As soon as tornadoes struck Plevna and Grinnell, survey teams from Wichita, Dodge City, and Goodland began working to assess the severity of the tornadoes using the Enhanced Fujita Scale.

A massive tornado that tore through Lubbock on May 11, 1970, killed 26 people, left more than 500 injured, and caused $100 million in damages.

Keep your eye on the sky. Forecasters say some intense thunderstorms Thursday afternoon and Thursday evening could spawn ...

Authorities have confirmed a fourth death from storms that tore across North Dakota last Friday, in Stutsman County.

That scale was replaced in February 2007 in the U.S. by the Enhanced Fujita Scale, which in its initial form rated tornado severity on levels ranging from EF0 to EF5.

The EF-0 tornado generated winds of 65 to 75 mph and remained on the ground for a half-mile, ... An EF-0 is the weakest tornado on the six-level severity scale that’s used by the weather service.

Enhanced Fujita (EF) Scale: The EF Scale was developed to improve tornado intensity ratings by providing a more accurate estimate of wind speeds.It assigns a range of wind speeds for each category ...