Damage surveys provide crucial information about when, where and how strong U.S. tornadoes are to better understand disaster ...

Since tornadoes started to be tracked reliably in 1953, a total of 71 twisters have touched down in Bexar County. Here are ...

This scale, implemented in 2007, categorizes tornadoes from EF0, the weakest tornadoes, to EF5, the strongest. The wind speeds are just estimates, based on damage surveys conducted by the National ...

Just four Ohio tornadoes since 1950 have received the most severe EF5 designation. The last time was May 31, 1985, when an EF5 tornado that tore through parts of Portage and Trumbull counties ...

Just four Ohio tornadoes since 1950 have received the most severe EF5 designation. The last time was May 31, 1985, when an EF5 tornado that tore through parts of Portage and Trumbull counties ...