The first EF5 tornado was confirmed in North Dakota, here's a history and the last F5 tornadoes to hit Michigan.

Teacher captures the moment the EF-5 tornado hit Briarwood Elementary. May 23, 2013— -- Cellphone video recorded by an Oklahoma teacher at Briarwood Elementary School shows the exact moment an ...

It may be hard to believe that with an average of 1,200 tornadoes each year in the United States, we haven’t seen an EF5-rated twister in more than 11 years. But that doesn’t mean the number of ...

The National Weather Service said the EF5 twister in North Dakota packed winds stronger than 200 mph, underscoring risks that ...

Friday, May 31, 1985, was a spring day like any other. Trees and flowers were in full bloom, Memorial Day weekend was in the rearview mirror, and most residents of Pennsylvania, Ohio and southern ...

MISSOURI – The Great Tri-State Tornado, the longest tracked F5 tornado in U.S. history, devastated Southeast Missouri, Illinois, and Southwest Indiana on March 18, 1925, leaving a trail of destruction ...

MADISON, Wis. - The last EF-5 tornado that touched down in the United States hit Moore, Oklahoma, in May of 2013. However, meteorologists at the National Weather Service Grand Forks have determined, ...

Meteorologists said this week that a deadly tornado in North Dakota this summer has been upgraded to a top-of-the-scale EF5, and was the first on American soil in 12 years.

We've discussed May's deserved reputation for both violent tornadoes and large outbreaks. In Texas, two of its worst tornadoes of all time happened in the middle of May, each in one of the state's ...