Some might think the Enhanced Fujita (EF) Scale is basically the same as the original Fujita (F) Scale, but Big Country Meteorologists Carter Vandrasik and Katalina Bell say that’s not the case. What ...

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, ...

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 ...

Instead of parking beneath an overpass, experts recommend exiting the highway to find more suitable shelter. Should you find yourself stuck in traffic, NOAA says you may need to park your car safely, ...

OKLAHOMA CITY, Oklahoma -- An intense storm system moved across the Southern Plains on Monday, spawning tornadoes that caused scattered damage and a deluge of rain but not the "particularly dangerous" ...

Twelve years ago, the last EF5 tornado to hit the United States tore through Moore, Oklahoma. The violent storm carved a path of destruction through neighborhoods, killing 24 people and injuring ...