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

A rare, monstrous EF5 tornado that struck the United States more than three months ago was the first of its kind in more than a decade, experts announced Monday. A tornado that roared through part of ...

The National Weather Service (NWS) in Grand Forks, N.D., reevaluated a tornado from June 20, 2025. Completing additional surveys and working extensively with wind damage experts, the new estimated ...

ENDERLIN, N.D. — A tornado that killed three people this summer in southeast North Dakota has been reclassified EF5, the most damaging level for a twister. The June 20 tornado that destroyed at least ...

A tornado that killed three people in Enderlin, North Dakota, has been upgraded to an EF5 tornado. This is the first EF5 tornado in the United States in about 12 years. The tornado flipped rail cars, ...

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph, the strongest classification of tornado and the first on American soil ...

Dave Malkoff is a national correspondent with the CBS Innovation Lab, where his work appears across all CBS News and Station platforms. Twelve years ago, the last EF5 tornado to hit the United States ...

In 1974, the small Alabama town of Tanner was struck by two EF5 tornadoes only half an hour apart. Entire neighborhoods were ...

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph (322 kph), the strongest classification of tornado and the first on ...