1995: Severe thunderstorms produced a dozen tornadoes across Iowa along with hail up to the size of baseballs at Clinton and near DeWitt, Grand Mound, and Calamus, and wind gusts as high as 85 mph near Monticello and Lamont.
1981: Severe thunderstorms produced large hail and heavy rain across portions of western Iowa. In Calhoun County 67,000 acres of crops were totally destroyed in a 30 mile long swath of severe hail damage, while at Denison nearly 3 inches of rain fell in just 10 minutes causing localized flash flooding and damage.
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This post was written by Schnack on July 27, 2012