Flood Advisory issued September 20 at 7:04AM CDT until September 20 at 10:00AM CDT by NWS Chicago IL
Issue date: 2026-09-20T12:04+00:00
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...East Central Cook County in northeastern Illinois... Southern DuPage County in northeastern Illinois... Southern Kane County in northeastern Illinois... Northern Kendall County in northeastern Illinois... Northwestern Will County in northeastern Illinois... * WHEN...Until 1000 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - At 701 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms earlier this morning. Minor flooding is ongoing in the advisory area. Up to 2 inches of rain have fallen. - Though heavy rain has ended, creeks and streams may continue to rise and will remain elevated this morning. - Some locations that will experience flooding include... South Side of Chicago, Aurora, Naperville, Cicero, Bolingbrook, Oak Lawn, Berwyn, Wheaton, Downers Grove, Lombard, Woodridge, Oswego, Midway Airport, South Lawndale, Chicago Lawn, Englewood, Bridgeport, Roseland, Chicago Loop, South Shore and Burbank. - http://www.weather.gov/safety/flood
Flood Watch issued September 19 at 10:06PM CDT until September 21 at 1:00AM CDT by NWS Chicago IL
Issue date: 2026-09-20T03:06+00:00
...The National Weather Service in Chicago has issued a Flood Watch for the following rivers in Illinois... Du Page River at Shorewood affecting Southern Will and Northern Will zones. * WHAT...Flooding is possible. * WHERE...Du Page River from IL-59 in Plainfield downstream to confluence with Des Plaines River, including the Shorewood gauge. * WHEN...From Sunday afternoon to late Sunday night. * IMPACTS...At 16.0 feet, Clark Drive threatened in Shorewood. * ADDITIONAL DETAILS... - At 8:45 PM CDT Saturday the stage was 12.6 feet. - Forecast...Flood stage may be reached tomorrow afternoon. - Flood stage is 15.5 feet. - http://www.weather.gov/safety/flood
