078  
WGUS83 KLOT 091910  
FLSLOT  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE CHICAGO IL  
210 PM CDT SUN AUG 9 2026  
 
ILC031-043-197-092215-  
/O.NEW.KLOT.FA.Y.0084.260809T1910Z-260809T2215Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
COOK IL-DUPAGE IL-WILL IL-  
210 PM CDT SUN AUG 9 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 515 PM CDT THIS AFTERNOON
 
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.  
 
* WHERE...EAST CENTRAL COOK COUNTY IN NORTHEASTERN ILLINOIS...  
SOUTHERN DUPAGE COUNTY IN NORTHEASTERN ILLINOIS...  
NORTHWESTERN WILL COUNTY IN NORTHEASTERN ILLINOIS...  
 
* WHEN...UNTIL 515 PM CDT.  
 
* IMPACTS...CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING  
MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS. UNDERPASSES MAY BE  
FLOODED. ROADS AND STREETS MAY BE FLOODED.  
 
* ADDITIONAL DETAILS...  
- AT 209 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED  
HEAVY RAIN DUE TO THUNDERSTORMS. RADAR AND OBSERVATIONS INDICATE  
THESE STORMS ARE PRODUCING A QUICK 1 TO 2 INCHES OF RAIN IN LESS  
THAN 45 MINUTES. THIS WILL LIKELY RESULT IN MINOR FLOODING  
SHORTLY AFTER THUNDERSTORMS ARRIVE.  
- ADDITIONAL RAINFALL AMOUNTS UP TO 2 INCHES ARE EXPECTED OVER THE  
AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR FLOODING.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
CHICAGO, AURORA, NAPERVILLE, BOLINGBROOK, OAK LAWN, DOWNERS  
GROVE, WOODRIDGE, MIDWAY AIRPORT, CHICAGO LAWN, ENGLEWOOD,  
BRIDGEPORT, ROSELAND, SOUTH SHORE, BURBANK AND BLUE ISLAND.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLOOD ADVISORY MEANS MINOR FLOODING ALONG WATERWAYS AND OTHER POOR  
DRAINAGE AREAS IS IMMINENT OR MAY ALREADY BE OCCURRING. PERSONS IN  
THE ADVISORY AREA SHOULD USE CAUTION AND AVOID FLOOD WATERS.  
 

 
 
LAT...LON 4180 8826 4183 8759 4181 8758 4180 8757  
4179 8757 4179 8756 4177 8755 4177 8754  
4175 8752 4171 8752 4165 8753 4169 8826  
 

 
 
CARLAW  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page