The Chicago area could see some off-and-on rain in coming days, along with a chance for strong-to-severe thunderstorms.

Tucked away in the more than 400 bills Illinois state lawmakers passed during their spring session is a bill that aims to ...

Image via Shutterstock A teen, who survived a devastating EF5 tornado in Joplin, Missouri, in 2011, is speaking out all these ...

After initially labeling a tornado that narrowly missed Arrowhead and Kauffman stadiums an EF-U -- or EF unknown -- the National Weather Service is now calling it an EF-0.

The NWS also said it was the strongest Chicago dust storm since the Dust ... Greensburg, Kansas, leveled by an EF5 tornado in May 2007, was fortunate that three EF3 tornadoes on May 18 all ...

In 2007, Greensburg was slammed by an EF5 tornado that was more than 1.5 miles (2.4 kilometers ... Associated Press writers Sophia Tareen in Chicago and Matthew Brown in Billings, Montana, contributed ...

According to the National Weather Service, an EF5 tornado struck Greensburg on 4 May 2007 ... and the memory of the tragedy still lingers in neighbouring communities. Also Read: Tornado Hits Chicago ...

The Enhanced Fujita scale rates tornadoes from EF0 to EF5 based on damage ... of the University of Chicago, in 1971 introduced the Fujita Scale, which rates tornado intensity based primarily ...

More: From Waco to Lubbock: May 11 claims the deadliest tornado and the strongest tornado in Texas history Its destruction was so extreme that Tetsuya Theodore Fujita, the University of Chicago ...

Its destruction was so extreme that Tetsuya Theodore Fujita, the University of Chicago ... with 166-200 mph. EF5 - With winds of over 200+ mph, they are the most devastating tornadoes on the ...