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Twister Data and History

  1. Can tornado history data predict future?

    Can tornado history data predict future?

    Can we use 60 years of tornado records toward better predictions of exactly where tornadoes are most likely to strike?

TORNADIC ACTIVITY
1950 - 2009

 

More than 53,000 tornadoes have been reported in the U.S. from 1950-2009. There have been 84,611 people injured and 5,019 people killed in tornadoes during this period. Explore our tornado database for an in-depth look at the impact of tornadoes throughout the country.  Search Tips:  Use the drop down menus to make your selection.

 
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  • F1 or F5? Can you tell?

TORNADO DAMAGE DESCRIPTIONS

F0 - Gale: Chimney damage, broken tree limbs, sign damage.


F1 - Moderate: Peels surface off roofs; mobile homes pushed/overturned; autos pushed off road.


F2 - Significant: Considerable damage; roofs torn off frame house; mobile homes demolished; large trees snapped/uprooted.


F3 - Severe: Roof and some walls torn off well constructed homes; trains overturned; trees uprooted.


F4 - Devastating: Well constructed houses leveled; structures with weak foundaitons blown into distance; cars thrown


F5 - Incredible: Strong frame houses lifted off foundations; steel reinforced concrete structures badly damaged; auto-sized missles flying.

Spotlight on the Past

  1. Which state paid the highest price?

    Which state paid the highest price?

    From Florida to California, tornadoes strike and leave devastation in their paths. Sixty years of tornado data reveal which states have paid the highest and ultimate price.