Chicago flash flooding caused sudden road washouts, and water rescues had to be made at more than one location on the West Side.

Chicago endured one of its torrential rainfall events from September 2023 on, leading to flooded basements.Before 9 p.m., a single thunderstorm cell formed over Chicago as a result of the outflow boundary moving northward into the city

The flash flood warning has now expired in Chicago and Cicero. Regular forecast updates are issued by the NWS on its website. Update, 7/9/25, 12:15 p.m. ET: This article was updated with comment ...

A Chicago flash flood warning went out Tuesday night as the city experienced some of its heaviest rain since 2023. More than 4 inches fell in less than 90 minutes on the West Side.

In the early hours of July 4, the only sound many of the vacationers along the banks of the Guadalupe River would have heard was pounding rain and thunder. They didn’t get any official warning of the rapidly rising waters that ultimately proved deadly to dozens of people swept away in Central Texas flash floods.

As the search in Texas continued for more than 160 people believed to be missing, the full extent of the catastrophe had yet to be revealed.

The first severe thunderstorm warnings were issued northwest of Chicago, with a warning in place for southwestern McHenry County until 6:45 p.m. A storm was first located along a line from Poplar Grove Lake to Cherry Valley, moving east at 25 mph. Fifty-cent piece-sized hail and 60 mph wind gusts were associated with the storm.

The devastation along the Guadalupe River, outside of San Antonio, has drawn a massive search effort, with many left wondering why authorities did not warn summer camps dotted along the river of the incoming danger,