Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >
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(Click to enlarge loop) Radar loop between 8 PM and 11 PM CDT 7/8/2025 showing nearly stationary thunderstorms. |
Overview
For detailed information about this event, see The Summer 2025 Flash Flood Events in Northern Illinois and Northwestern Indiana, a NWS Technical Paper which details the rainfall, flooding, and impacts, associated with multiple summer 2025 extreme rainfall events.
Flooding, Rainfall, and Storm Reports
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| Radar-indicated 3-hour rainfall ending July 8 at 11 PM, bias corrected using observation sites. | Peak 2-hour rainfall annual exceedance probabilities (chances of rainfall amounts being exceeded each year). | Map of flooding reports. |
Preliminary Local Storm Report...Summary National Weather Service Chicago IL 104 AM CDT Wed Jul 9 2025 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0245 PM Rain 1 SW Braidwood 41.26N 88.22W 07/08/2025 M1.28 Inch Will IL Public Private weather station KILBRAID10 reported 1.28 inches storm total, with 1.04 inches occurring in 15 minutes. 0349 PM Rain 1 SSE New Lenox 41.50N 87.96W 07/08/2025 M1.79 Inch Will IL Public Private weather station KILNEWLE103 reported 1.79 inches of rainfall in 45 minutes. 1.47 inches occurred in 30 minutes and 1.12 in 15 minutes. 0353 PM Flood 2 SW Orland Park 41.60N 87.88W 07/08/2025 Cook IL Public Report of several inches of standing water on roadway near 159th Street and 108th Avenue near Orland Park. 0354 PM Rain 2 WSW New Lenox 41.50N 88.00W 07/08/2025 M2.02 Inch Will IL Public Private weather station KILNEWLE69 reported 2.02 inches of rainfall in less than one hour. 1.61 inches were recorded in just 30 minutes. 0423 PM Tstm Wnd Gst 3.0 SW Midway Airport 41.74N 87.78W 07/08/2025 M45 MPH Cook IL CO-OP Observer 0424 PM Rain Homer Glen 41.60N 87.94W 07/08/2025 M1.14 Inch Will IL Public Private weather station KILHOMER11 reported 1.14 inches of rainfall in approximately 30 minutes. 0429 PM Rain 1 NNW New Lenox 41.52N 87.97W 07/08/2025 M1.93 Inch Will IL Public Private weather station KILNEWLE67 reported 1.93 inches of rain in 90 minutes. Most rainfall occurred in approximately 45 minutes. 0509 PM Rain 1 ENE Griffith 41.54N 87.40W 07/08/2025 M0.89 Inch Lake IN Public Private weather station KINGARY30 reported 0.81 inches of rainfall in 15 minutes. 0.89 inches storm total since 4 PM. 0940 PM Flood Cicero 41.85N 87.75W 07/08/2025 Cook IL Trained Spotter Report of a few inches of standing water on sidewalks and roads in Cicero. 0950 PM Flood 1 ENE Garfield Park - C 41.88N 87.71W 07/08/2025 Cook IL Public A few reports of street flooding in the East Garfield Park community area of Chicago. Relayed via Chicago311. 1000 PM Flood Chicago Loop 41.88N 87.63W 07/08/2025 Cook IL Public A few reports of street flooding in and near the Loop community area of Chicago. Relayed via Chicago311. Time estimated based upon nearby reports. 1000 PM Flash Flood 2 W Chicago Loop 41.88N 87.66W 07/08/2025 Cook IL Public Multiple reports of flooded basements in the Near West Side community area of Chicago. Time of reports ranged from approximately 10 to 11 PM. Relayed via Chicago311. 1015 PM Flash Flood 2 E North Lawndale - Ch 41.86N 87.69W 07/08/2025 Cook IL 911 Call Center Corrects previous flash flood report from 2 E North Lawndale - Chicago. Report of water rescue taking place at intersection of Western Ave and Ogden. 1015 PM Flash Flood 1 ENE North Lawndale - 41.87N 87.69W 07/08/2025 Cook IL 911 Call Center Report of a railroad viaduct flooded. 1020 PM Flash Flood 2 WNW Chicago Loop 41.89N 87.67W 07/08/2025 Cook IL 911 Call Center Report of water rescue ongoing at Kinzie and Ashland. 1030 PM Flash Flood 1 NW Douglas - Chicago 41.84N 87.63W 07/08/2025 Cook IL Public Corrects previous flood report from 1 NW Douglas - Chicago. Corrects previous flood report from 1 NW Douglas - Chicago. Flooding on Dan Ryan Expressway (I-90) forcing closure of local lanes between roughly 18th Street and 31st Street. 1030 PM Flash Flood 1 ENE North Lawndale - 41.87N 87.69W 07/08/2025 Cook IL 911 Call Center Report of a car stalled on Roosevelt just east of California. 1030 PM Flash Flood 2 E North Lawndale - Ch 41.86N 87.68W 07/08/2025 Cook IL 911 Call Center Report of viaduct flooded. 1035 PM Flash Flood Garfield Park - Chicago 41.88N 87.72W 07/08/2025 Cook IL Public Reports of multiple basements flooded on the near west side, Garfield Park area. 1037 PM Flash Flood 2 SSW Chicago Loop 41.86N 87.65W 07/08/2025 Cook IL Broadcast Media Report of viaduct flooded. 1043 PM Rain 2 W Chicago Loop 41.88N 87.66W 07/08/2025 M3.81 Inch Cook IL Mesonet Corrects previous flash flood report from 2 W Chicago Loop. Personal weather station measured 3.81 inches of rain since 8:50 PM. 1050 PM Flash Flood 2 ENE Garfield Park - C 41.89N 87.68W 07/08/2025 Cook IL Trained Spotter At least 3 garages flooded. Back alley was a rushing river of water prior to rain rates easing. 1100 PM Flash Flood 1 ENE Garfield Park - C 41.89N 87.69W 07/08/2025 Cook IL 911 Call Center Report of a car submerged in water on West Fulton Street. 1100 PM Flash Flood 2 SSE Logan Square - Ch 41.90N 87.68W 07/08/2025 Cook IL Public A few reports of basement flooding and roadway flooding in the West Town community area of Chicago. Time of reports ranged from approximately 11 PM to 1115 PM. Relayed via Chicago311. 1115 PM Flood 1 WNW Chicago Loop 41.89N 87.65W 07/08/2025 Cook IL Trained Spotter Photo shared on social media showing a few inches of standing water at Hubbards Cave on the Kennedy Expressway. 1130 PM Rain 2 E Garfield Park - Chi 41.88N 87.68W 07/08/2025 M5.45 Inch Cook IL Mesonet Updates previous rain report from 2 E Garfield Park - Chicago. Storm total rainfall of 5.45 inches of rain fell in approximately 2 hours and 35 minutes. 5.12 inches of rain fell between 8:55 and 10:25 PM, within a 90 minute duration. Station ID KILCHICA498. && $$ |
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