Illinois State Water Survey Illinois State Climatologist

100-Year Storm Strikes Illinois State Fair

The 5.59 inches of rain reported at the Springfield Airport on Friday night fell in 6 hours. This represents the 100-year storm for that duration in central Illinois, according to Bulletin 70. The results were dramatic, as reported by the Springfield Journal Register. The concept of the 100 year storm is commonly used by engineers […]

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Flooding – Deadly Risk in Illinois with 28 Deaths in 19 Years

Right now the attention is on the widespread flooding in Texas and Oklahoma, with the number of deaths sitting at 21 and climbing. Illinois has been faced with deadly flooding in the past. An examination of the national storm database reveals that Illinois has had 28 flood-related deaths in the last 19 years*. Here are […]

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