Above: The F5 tornado that tore through Moore and Oklahoma City, Oklahoma, on May 3, 1999. This photo was taken near Bridge Creek, about 15 miles southwest of Moore. (Courtesy Erin Maxwell via NWS ...

The Fujita Scale wasn't in use yet, but meteorologists believe it was an F4 and likely reached F5 intensity in some locations. The tornado brought hailstones the size of baseballs and winds ...

Sue Larson stands dismayed among the rubble that was her home in Albion, Pennsylvania, on June 2, 1985. A tornado struck the small northwest Pennsylvania community on May 31, killing nine people ...

The tornado formed around 6 pm on June 12, 1899, in St. Croix County and eventually traveled over 45 miles. As an F5 tornado, it would have garnered wind speeds between 261 and 318 miles per hour.

Spatial analysis of tornado touchdown locations reveals several spatial relationships with regard to cities, population density, land use classification, and topography. A total of 61% of percent of ...

Nearly 50 years later, the Greene County Archives has collected and filmed new video oral histories of those who lived through the 1974 F5 tornado — people whose ages ranged from 6 years old to ...

Through this, tornado severity is ranked from F1 to F5 (the "F" stands for Fujita), with F5 being the worst on the scale. An F5 is the most powerful level for a tornado.