663  
FLUS43 KLOT 071947  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
247 PM CDT SAT JUN 7 2025  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-082000-  
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-  
LA SALLE-KENDALL-GRUNDY-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-  
NORTHERN COOK-CENTRAL COOK-SOUTHERN COOK-NORTHERN WILL-  
SOUTHERN WILL-EASTERN WILL-LAKE IN-PORTER-NEWTON-JASPER-BENTON-  
247 PM CDT SAT JUN 7 2025 /347 PM EDT SAT JUN 7 2025/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
   
DAY ONE
 
TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
ELEVATED FLOODING RISK.  
LIMITED THUNDERSTORM RISK  
 
DISCUSSION...  
 
SLOW-MOVING AND HEAVY-RAIN PRODUCING SHOWERS MAY PRODUCE ISOLATED  
INSTANCES OF FLOODING THIS EVENING MAINLY ALONG AND SOUTH OF  
INTERSTATE 88. A THUNDERSTORM CANNOT BE RULED OUT, AS WELL.  
WIDESPREAD FLOODING, OR ANY SEVERE WEATHER, IS NOT EXPECTED  
TODAY.  
   
DAYS TWO THROUGH SEVEN
 
SUNDAY THROUGH FRIDAY.  
 
SUNDAY...  
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 1 OF 5 SEVERE THUNDERSTORM RISK.  
MONDAY, AND AGAIN THURSDAY INTO FRIDAY...  
LIMITED THUNDERSTORM RISK.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 
GENERAL STORM MOTION OF THE DAY:  
 
VARIABLE AT 10 MPH.  
 

 
 
LMZ740>745-082000-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
247 PM CDT SAT JUN 7 2025  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE ILLINOIS  
NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE  
WATERS OF LAKE MICHIGAN.  
   
DAY ONE
 
TONIGHT.  
 
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.  
   
DAYS TWO THROUGH SEVEN
 
SUNDAY THROUGH FRIDAY.  
 
SUNDAY...  
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 1 OF 5 SEVERE THUNDERSTORM RISK.  
MONDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
LIMITED THUNDERSTORM RISK.  
THURSDAY AND FRIDAY...  
LIMITED THUNDERSTORM RISK.  
 

 
 
BORCHARDT  
 
VISIT US AT WWW.WEATHER.GOV/CHICAGO  
 
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