622  
WGUS83 KLOT 040054  
FLSLOT  
 
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO IL  
754 PM CDT SUN MAY 3 2026  
 
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN  
ILLINOIS...  
 
FOX RIVER AT ALGONQUIN LOCK & DAM TAILWATER AFFECTING KANE,  
MCHENRY AND LAKE IL COUNTIES.  
 
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 MONDAY AFTERNOON.  
 
 
 
ILC089-097-111-041900-  
/O.EXT.KLOT.FL.W.0016.000000T0000Z-260505T1200Z/  
/AFBI2.3.ER.260414T1200Z.260423T0700Z.260505T0600Z.NO/  
754 PM CDT SUN MAY 3 2026  
   
..FLOOD WARNING NOW IN EFFECT UNTIL TUESDAY MORNING  
 
* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.  
 
* WHERE...FOX RIVER FROM JOHNSBURG DOWNSTREAM TO RED GATE ROAD IN  
ST. CHARLES, INCLUDING THE ALGONQUIN LOCK & DAM TAILWATER GAUGE.  
 
* WHEN...UNTIL TUESDAY MORNING.  
 
* IMPACTS...AT 10.0 FEET, WINAKI TRAIL AND ONAWAY TRAIL ARE  
THREATENED SOUTH OF ALGONQUIN. ATHLETIC FIELDS INUNDATED AT JUDSON  
COLLEGE IN ELGIN.  
 
* ADDITIONAL DETAILS...  
- AT 7:30 PM CDT SUNDAY THE STAGE WAS 10.0 FEET.  
- FORECAST...THE RIVER IS FORECAST TO CONTINUE TO GRADUALLY  
FALL THROUGH THE MIDDLE OF THE WEEK.  
- FLOOD STAGE IS 9.5 FEET.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
 
 
LAT...LON 4238 8829 4234 8818 4223 8813 4194 8827  
4195 8838 4219 8830  
 
 
 
RATZER  
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