While EF-5 tornadoes are rare, most wouldn't have expected the United States to go more than a decade without experiencing a twister of that magnitude. But that's exactly what happened. Originally ...

The first EF-5 tornado to hit the United States in 12 years was confirmed by the National Weather Service on Monday. It happened in June in North Dakota. The National Weather Service in Grand Forks, N ...

A deadly tornado that killed three people in Enderlin, North Dakota, on June 20 was a rare EF-5 storm, the National Weather Service (NWS) announced on October 5. The last known EF-5 tornado in the US ...

SIOUX CITY (KTIV) - A June tornado in North Dakota has been upgraded to an EF-5, ending a 12-year streak without the most violent twisters. This change comes after the National Weather Service ...

One very rare edition of the Mustang was the Twister Special, created specifically for the state of Kansas and designed to ...

A deadly tornado that ripped through a rural city in North Dakota in June​ has been upgraded to an EF-5, the National Weather ...

The National Weather Service said the twister's path went on for about 20 miles, covered a width of 300 yards and estimated ...

The National Weather Service has released a damage report that details the destruction left after two tornadoes hit Jackson ...

The freak tornado has left one dead and at least nine people injured - including four seriously - after sweeping through an ...

The nation's longest "drought" between EF5 tornadoes has come to an end, scientists from the National Weather Service ...

Meteorologists say 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 ...