884  
WGUS83 KLOT 111657  
FLSLOT  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE CHICAGO IL  
1157 AM CDT TUE AUG 11 2026  
 
ILC063-111707-  
/O.CAN.KLOT.FA.Y.0098.000000T0000Z-260811T1900Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
GRUNDY IL-  
1157 AM CDT TUE AUG 11 2026  
   
..FLOOD ADVISORY IS CANCELLED
 
 
THE FLOOD ADVISORY IS CANCELLED FOR A PORTION OF NORTHEAST ILLINOIS,  
INCLUDING THE FOLLOWING AREA, GRUNDY.  
 
FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO  
HEED REMAINING ROAD CLOSURES.  
 

 
 
LAT...LON 4172 8859 4191 8859 4188 8826 4153 8826  
4162 8836 4162 8845 4163 8859  
 

 
 
ILC089-093-111900-  
/O.CON.KLOT.FA.Y.0098.000000T0000Z-260811T1900Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
KANE IL-KENDALL IL-  
1157 AM CDT TUE AUG 11 2026  
   
..FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON
 
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES.  
 
* WHERE...SOUTHERN KANE COUNTY IN NORTHEASTERN ILLINOIS...  
NORTHERN KENDALL COUNTY IN NORTHEASTERN ILLINOIS...  
 
* WHEN...UNTIL 200 PM CDT.  
 
* IMPACTS...FLOODING MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS.  
ROADS AND STREETS MAY BE FLOODED.  
 
* ADDITIONAL DETAILS...  
- AT 1154 AM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED  
UP TO 1.5 INCHES OF RAIN OCCURRED DUE TO EARLIER THUNDERSTORMS.  
HEAVY RAINFALL HAS MOVED OUT OF THE AREA, BUT SOME STANDING WATER  
MAY BE SLOW TO RECEDE OVER THE NEXT FEW HOURS.  
- FLOODING IMPACTS WILL CONTINUE, BUT NO ADDITIONAL RAINFALL IS  
EXPECTED.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
AURORA, OSWEGO, BATAVIA, GENEVA, YORKVILLE, PLANO, MONTGOMERY,  
NORTH AURORA, SUGAR GROVE, BOULDER HILL, ELBURN, BIG ROCK,  
KANEVILLE, BRISTOL AND LITTLE ROCK.  
- 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 4172 8859 4191 8859 4188 8826 4153 8826  
4162 8836 4162 8845 4163 8859  
 

 
 
WSL  
 
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