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Anniversary of Johnstown Flood and Pennsylvania Tornado

By Jesse Ferrell, AccuWeather meteorologist and senior weather editor

Published May 30, 2011 7:23 AM EST | Updated Jun 1, 2011 6:52 AM EST

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Today is (of course) the anniversary of the largest tornado in Pennsylvania history (Parker Dam, 1985), and the biggest flood on record (Johnstown, 1889). I have done extensive research on these events in the past, and I'll link you to the blog entries below:

- What Caused the Johnstown Floods? (Jul 17, 2007)

j89-charttvs11

- The Great Pennsylvania Tornado of May 31, 1985 (May 29, 2010)

1985tornadoS11

- 1985 Parker Dam Pennsylvania Tornado Videos (Jun 24, 2010)

85tor11_copy

Jesse Ferrell

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WeatherMatrix
Jesse Ferrell
AccuWeather Meteorologist and Social Media Manager Jesse Ferrell covers extreme weather and the intersection of meteorology and social media.
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