National Weather Service United States Department of Commerce

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Overview

  • Wind gusts of 50 to 64 mph were observed across northern Illinois and northwest Indiana. 
  • The peak wind gust at Chicago O'Hare was 60 mph.
  • These winds were a result of a powerful, strengthening low pressure system that moved across the region.
 
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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