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Threats for Tornadoes and Flash Flooding Continue Across the Central U.S. Today

Widespread flooding is ongoing across parts of Oklahoma, Kansas, and Missouri due to very heavy rainfall over the past 24 hours. The threat for severe thunderstorms producing tornadoes, strong winds, large hail, and additional flash flooding, will continue to shift slowly eastward across the region today. Additional, dangerous flooding is expected. Read More >

Overview

  • Wind gusts of 50 to 64 mph were observed across northern Illinois and northwest Indiana. 
  • The peak wind gust at both Chicago O'Hare was 60 mph.
  • These winds were a result of a powerful, strengthening low pressure system that moved across the region Saturday night into Sunday.
 
Sea Level Pressure
Hourly time steps of the strong surface low pressure as it deepened rapidly from the Plains to the Great Lakes from midday on the 23rd through midday on the 24th.

 

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Additional recaps can be found on the NWS Chicago Past Events Page

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