Chicago suburbs tornado risk is rising as forecasters warn of another round of severe storms across northern Illinois on Thursday, June 11, 2026. The National Weather Service in Chicago said the tornado threat had increased, with two possible waves of storms expected during the day. The most concerning period is expected between 4 PM and 8 PM CDT, especially along and north of I-88. Chicago Suburbs Tornado Risk Highest North and West of the City
Chicago suburbs tornado risk is rising as forecasters warn of another round of severe storms across northern Illinois on Thursday, June 11, 2026. The National Weather Service in Chicago said the tornado threat had increased, with two possible waves of storms expected during the day. The most concerning period is expected between 4 PM and 8 PM CDT, especially along and north of I-88. Chicago Suburbs Tornado Risk Highest North and West of the City