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News From the Field

Multiple consecutive days of tornado activity spawn worst events


April 30, 2014

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Significant tornado outbreaks and especially strong tornadoes are more likely to occur within periods of activity lasting three or more days, according to a tornado expert. An examination of 30 years of U.S. weather records found that an outbreak of 20 or more reported tornadoes had a 74 percent probability of occurring during a period of tornado activity lasting three or more days.Full Story

Source
Purdue University

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