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The worst type of tornado hasn't hit the US for over a decade, perplexing experts
May 20, 2013, marks the last time the United States was hit by the worst type of tornado. On that date, a monster EF5 tornado tore a 17-mile path through the Oklahoma City suburbs, creating "40 ...
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Where Have All The EF5 Tornadoes Gone? The Surprising Reason Behind The 11-Year Drought
Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. It may be hard to believe that with an average ...
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Where did all the EF5 tornadoes go? New study explores the decade-long mystery
MOLINE, Ill. — A new study published by the American Meteorological Society has shed light on a puzzling phenomenon: The United States has not logged an EF5 tornado, the most violent category ...