743  
WGUS83 KLOT 151624  
FLSLOT  
 
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1124 AM CDT MON JUN 15 2026  
 
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS IN  
ILLINOIS...  
 
ILLINOIS RIVER AT LA SALLE AFFECTING LA SALLE, PUTNAM AND BUREAU  
COUNTIES.  
 
FOR THE ILLINOIS RIVER (UPPER)...INCLUDING LA SALLE...MINOR FLOODING  
IS FORECAST.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLOOD WARNING MEANS WATER LEVELS ABOVE FLOOD STAGE ARE IMMINENT OR  
MAY ALREADY BE OCCURRING. PERSONS ALONG RIVERS AND STREAMS IN THE  
WARNED AREA SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND  
PROPERTY.  
 
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 LATE TONIGHT.  
 

 
 
ILC011-099-155-161030-  
/O.EXT.KLOT.FL.W.0035.000000T0000Z-260618T1200Z/  
/LSLI2.1.ER.260612T0215Z.260613T2345Z.260618T0000Z.NO/  
1124 AM CDT MON JUN 15 2026  
   
..FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY MORNING
 
 
* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.  
 
* WHERE...ILLINOIS RIVER FROM STARVED ROCK LOCK AND DAM DOWNSTREAM  
TO CONFLUENCE WITH BIG BUREAU CREEK, INCLUDING THE LA SALLE GAUGE.  
 
* WHEN...UNTIL THURSDAY MORNING.  
 
* IMPACTS...AT 22.0 FEET, LOWER PARKING LOT AT STARVED ROCK STATE  
PARK IS INUNDATED EAST OF LA SALLE. HIGH WATER LEVELS BEGIN TO  
IMPACT SHIPPING INTERESTS ALONG THE RIVER.  
 
* ADDITIONAL DETAILS...  
- AT 10:45 AM CDT MONDAY THE STAGE WAS 22.3 FEET.  
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS  
ENDING AT 10:45 AM CDT MONDAY WAS 23.3 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE  
WEDNESDAY NIGHT.  
- FLOOD STAGE IS 20.0 FEET.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 

 
 
LAT...LON 4131 8940 4135 8933 4137 8898 4128 8899  
4128 8929  
 

 
 
RC  
 
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