056  
WGUS63 KLOT 210205  
FFALOT  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE CHICAGO IL  
905 PM CDT SUN SEP 20 2026  
   
..THE FLOOD WATCH CONTINUES FOR THE FOLLOWING RIVERS IN ILLINOIS  
 
DES PLAINES RIVER NEAR GURNEE AFFECTING LAKE IL ZONE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLOOD WATCH MEANS WATER LEVELS ABOVE FLOOD STAGE ARE POSSIBLE, BUT  
NOT YET CERTAIN, BASED UPON THE LATEST FORECASTS. PERSONS ALONG  
RIVERS AND STREAMS IN THE WATCH AREA SHOULD MONITOR THE LATEST  
FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.  
 
THESE FORECASTS ARE BASED ON OBSERVED PRECIPITATION AS WELL AS  
FORECAST PRECIPITATION 24 HOURS INTO THE FUTURE. CHANGES TO THE  
RAINFALL FORECAST, OR ANY ADDITIONAL RAINFALL AFTER 24 HOURS, MAY  
CAUSE CHANGES TO THESE RIVER FORECASTS.  
 
ADDITIONAL INFORMATION IS AVAILABLE AT WWW.WEATHER.GOV.  
 
THE NEXT STATEMENT WILL BE ISSUED BY MONDAY AFTERNOON.  
 
 
 
ILZ006-212015-  
/O.CON.KLOT.FL.A.0032.000000T0000Z-260925T0900Z/  
/GUNI2.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/  
905 PM CDT SUN SEP 20 2026  
   
..FLOOD WATCH REMAINS IN EFFECT UNTIL LATE THURSDAY NIGHT  
 
* WHAT...FLOODING IS POSSIBLE.  
 
* WHERE...DES PLAINES RIVER FROM US-41 IN GURNEE DOWNSTREAM TO  
TOWNLINE ROAD IN VERNON HILLS, INCLUDING THE GURNEE GAUGE.  
 
* WHEN...UNTIL LATE THURSDAY NIGHT.  
 
* ADDITIONAL DETAILS...  
- AT 7:30 PM CDT SUNDAY THE STAGE WAS 5.8 FEET.  
- FORECAST...FLOOD STAGE MAY BE REACHED AS EARLY AS MONDAY  
AFTERNOON.  
- FLOOD STAGE IS 7.0 FEET.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
 
 
LAT...LON 4239 8796 4239 8787 4230 8791 4224 8788  
4224 8797 4230 8800  
 
 
 
PETR  
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