A 2021 study found that nearly a quarter of all tornadoes contain winds in the EF4 or EF5 range - greater than 165 mph. In reality, less than 1 percent of tornadoes earn "violent" EF4 or EF5 ratings.

For residents of Moore, El Reno and others affected by the monster tornadoes in central Oklahoma, one massive tornado was enough. The violent EF5 and EF4 tornadoes are rare.

Opening Shot: News footage of the massive EF5 tornado that touched down in Joplin, Missouri on May 22, 2011. The Gist: The first episode of Survival Mode is about the EF5 tornado in Joplin that ...

On May 4, 2007, Greensburg, Kansas, was nearly wiped off the map by the first-ever tornado officially rated EF5 under the Enhanced Fujita scale. With winds reaching 205 mph and a path wider than ...

Everything to know about the 2011 Missouri tornado featured on NBC's ‘Survival Mode' Survivors of the deadliest tornado in 60 years are recounting their experiences in the debut episode of NBC's ...

Oakfield remains one of only three F5 (or EF5) tornadoes on record in Wisconsin and the only known F/EF5 U.S. tornado to have occurred in July.

What St. Louis can learn from Joplin’s EF5 tornado recovery St. Louis now faces many of the same challenges Joplin faced, challenges that require years of persistence and planning. Art Holliday ...