643  
FGUS73 KLOT 101028  
ESFLOT  
ILC031-037-043-053-063-075-089-091-093-097-099-105-111-197-INC007-  
073-089-111-127-101830-  
 
HYDROLOGIC OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO IL  
528 AM CDT WED APR 10 2024  
   
..RAINFALL MAY LEAD TO FLOODING LATE THIS WEEK
 
 
 
FLOODING OF RIVERS, CREEKS, DITCHES, AND POOR DRAINAGE AREAS  
POSSIBLE ACROSS PORTIONS OF EASTERN ILLINOIS AND NORTHWESTERN  
INDIANA LATER THIS WEEK. SIGNIFICANT RIVER RISES AND RENEWED  
FLOODING POSSIBLE ALONG THE IROQUOIS, KANKAKEE, DES PLAINES, FOX,  
AND ILLINOIS RIVERS.  
 
RAINFALL IS EXPECTED TO BEGIN TONIGHT AND CONTINUE INTO THURSDAY AND  
THURSDAY NIGHT. WIDESPREAD RAINFALL TOTALS OF AT LEAST HALF AN INCH  
ARE LIKELY. RAINFALL TOTALS OF 1 TO LOCALLY OVER 2 INCHES ARE  
POSSIBLE EAST OF I-55, AND ESPECIALLY ACROSS NORTHWEST INDIANA.  
 
RUNOFF FROM THIS RAINFALL WILL BE INCREASED DUE TO HIGH SOIL  
MOISTURE VALUES ACROSS THE REGION DUE TO RECENT WET WEATHER.  
SIGNIFICANT RISES ARE POSSIBLE ON AREA STREAMS AND RIVERS, INCLUDING  
THE POSSIBILITY OF RENEWED FLOODING ON THE IROQUOIS, KANKAKEE, DES  
PLAINES, FOX, AND ILLINOIS RIVERS AND THEIR TRIBUTARIES. IN ADDITION  
TO FLOODING OF LARGER RIVERS, SOME MINOR FLOODING OF FIELDS,  
DITCHES, AND POOR DRAINAGE AREAS MAY ALSO OCCUR. CONFIDENCE IN THE  
EXACT PLACEMENT OF RAINFALL AND THE EXACT RAINFALL TOTALS REMAINS  
LOW AT THIS TIME, WHICH PREVENTS MORE SPECIFIC FORECASTS.  
 
THIS OUTLOOK MEANS THAT ELEVATED WATER LEVELS AND POTENTIAL IMPACTS  
ARE POSSIBLE, BUT NOT YET CERTAIN. PERSONS WITH INTERESTS ALONG AREA  
RIVERS SHOULD CLOSELY MONITOR THE LATEST FORECASTS INCLUDING THE  
POSSIBILITY OF FLOOD WATCHES, WARNINGS, AND ADVISORIES.  
 
THIS PRODUCT MAY BE UPDATED TOMORROW IF THE POSSIBILITY OF HEAVY  
RAINFALL AND FLOODING CONTINUES.  
 

 
 
- IZZI  
 
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