Tornado Warning Issued for Chicago Region Amid Severe Storms
Tornado Warning Issued for Chicago Region Amid Severe Storms
US · Published Aug 11, 2026
• The National Weather Service (NWS) has issued a tornado warning for the Chicago region, including Will, DuPage, Cook, and Lake counties, as severe thunderstorms with strong winds and heavy rainfall approach the area. The warning is in effect until mid-morning on Tuesday, August 11,
• A severe thunderstorm watch is also active until 2 p.m. across northeast Illinois and northwest Indiana. Meteorologist Kevin Donofrio from the NWS Chicago station reported that the storm system, originating from the Mississippi River, is expected to bring wind speeds of 70-80 mph, comparable to those of a tornado. The Federal Aviation Administration (FAA) has issued ground stops for both O'Hare International Airport and Midway Airport, with restrictions in place until 11:15 a.m. and 11:30 a.m., respectively.

Impact & Risks

Residents in the affected counties should prepare for potentially damaging winds, heavy rainfall, and power outages. Wind speeds could reach up to 80 mph, posing risks to structures, trees, and power lines. The FAA's ground stops at major airports may lead to travel disruptions. The NWS warns that the storm's winds could be as destructive as those of a tornado, emphasizing the need for immediate precautions. Flooding in low-lying areas is also a concern due to the anticipated heavy rainfall.

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