NWUS53 KLOT 190206 LSRLOT Preliminary Local Storm Report National Weather Service Chicago IL 906 PM CDT Mon Aug 18 2025 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0900 PM Flash Flood 3 NW Bolingbrook 41.73N 88.12W 08/18/2025 Will IL NWS Employee 1 to 1.5 feet of standing water at the intersection of Naper Blvd and 87th Street. Around 1 foot of water on roads encroaching on driveways in surrounding neighborhoods, and at least 6 inches of flowing water at Arlington and Riverwoods. && $$