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 ...

A rare and devastating EF5 tornado that struck southeastern North Dakota in June has been officially confirmed by the National Weather Service (NWS) as the first of its kind in the United States in ...

(CNN) — 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 ...

February is among the four least tornadic months, on average, but that doesn't mean they don't occur. Read on to learn where ...