The El Reno tornado, Joplin tornado and Tri-State tornado are among the biggest and most damaging twisters in U.S. history. Tornadoes can be more than a mile wide and have wind speeds greater than 300 ...

COLOME, S.D. — The most powerful tornado in South Dakota history, which cut through Tripp County on Saturday, May 8, 1965, ...

The National Weather Service announced Tuesday that the deadly tornado that struck El Reno Oklahoma was not only a top-of-the-rung EF-5 rating, but was also an unbelievable 2.6 miles wide -- making it ...

Meteorologists observe more than just rainfall and temperatures. Weather records dating all the way back to the 19th century show measurements that don't even seem possible, like the world's largest ...