Some might think the Enhanced Fujita (EF) Scale is basically the same as the original Fujita (F) Scale, but Big Country ...

The United States sees more tornadoes than anywhere else on Earth, but some of the deadliest have struck countries thousands ...

On June 8, 1966, an F5 twister touched down in Topeka, Kansas, killing 17 people and injuring hundreds. All of these years ...

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.

A total of six F5 tornadoes have scraped the Texas landscape before ... but because the exact combination of instability, wind shear, and storm dynamics must align perfectly. Damage assessments taken ...

Hurricane Melissa has intensified to a Category 5 storm as it nears Jamaica. On Monday, the U.S. National Hurricane Center ...

On May 10th, 1996, a massive tornado outbreak tore through Oklahoma, but for one meteorologist, it was also a once-in-a-lifetime opportunity. Professor Jo Harding and her storm-chasing team set out to ...

The devastation from Hurricane Melissa came into focus after the record-setting storm moved past Jamaica, Haiti and Cuba with ...

The National Weather Service in Portland said Sunday that a possible tornado caused “significant” damage in Longview, Washington on Sunday afternoon. According to Tyler Kranz, a meteorologist with the ...

Damage to remote Alaska villages hammered by flooding last weekend is so extreme that many of the more than 2,000 people ...