082  
WGUS83 KLOT 182135  
FLSLOT  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT MON AUG 18 2025  
 
ILC037-190000-  
/O.CON.KLOT.FA.Y.0077.000000T0000Z-250819T0000Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
DE KALB IL-  
435 PM CDT MON AUG 18 2025  
   
..FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
 
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES.  
 
* WHERE...A PORTION OF NORTH CENTRAL ILLINOIS, INCLUDING THE  
FOLLOWING COUNTY, DE KALB.  
 
* WHEN...UNTIL 700 PM CDT.  
 
* IMPACTS...FLOODING MAY OCCUR IN POOR DRAINAGE AND URBAN AREAS.  
ROADS AND STREETS MAY BE FLOODED.  
 
* ADDITIONAL DETAILS...  
- AT 433 PM CDT, DOPPLER RADAR AND AUTOMATED RAIN GAUGES  
INDICATED HEAVY RAIN DUE TO THUNDERSTORMS WITH RAIN RATES OF  
2-3 INCHES PER HOUR. UP TO 2.5 INCHES OF RAIN HAVE FALLEN.  
- SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...  
DEKALB, SYCAMORE, GENOA, CORTLAND, KIRKLAND, MAPLE PARK,  
KINGSTON, MALTA AND FAIRDALE.  
- 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 4207 8859 4207 8860 4206 8860 4205 8860  
4203 8860 4200 8860 4198 8860 4197 8860  
4188 8860 4187 8894 4207 8894 4208 8894  
4215 8894 4215 8859 4211 8859  
 

 
 
WSL  
 
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