015  
FLUS43 KLOT 241947  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO IL  
ISSUED BY NATIONAL WEATHER SERVICE LINCOLN IL  
247 PM CDT THU APR 24 2025  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-252000-  
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 THU APR 24 2025 /347 PM EDT THU APR 24 2025/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS AND NORTHEAST ILLINOIS.  
   
DAY ONE  
TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
LIMITED THUNDERSTORM RISK.  
 
DISCUSSION...  
 
ISOLATED THUNDERSTORMS ARE POSSIBLE MAINLY NEAR AND WEST OF THE  
I-39 CORRIDOR OVERNIGHT. SEVERE THUNDERSTORMS ARE NOT ANTICIPATED.  
   
DAYS TWO THROUGH SEVEN  
FRIDAY THROUGH WEDNESDAY.  
 
FRIDAY...  
LIMITED THUNDERSTORM RISK.  
SUNDAY...  
LIMITED THUNDERSTORM RISK.  
MONDAY AND TUESDAY...  
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 2 OF 5 SEVERE THUNDERSTORM RISK.  
 
DISCUSSION...  
 
A FEW STORMS ARE POSSIBLE FRIDAY BUT SEVERE WEATHER IS NOT  
ANTICIPATED. A COLD FRONT WILL SWEEP ACROSS THE REGION EARLY NEXT  
WEEK AND COULD PRODUCE SEVERE WEATHER MONDAY WEST OF AN OTTAWA TO  
WAUKEGAN LINE AND TUESDAY TO THE EAST.  
 
 
 
LMZ740>745-252000-  
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 THU APR 24 2025  
   
DAY ONE  
TONIGHT.  
 
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.  
   
DAYS TWO THROUGH SEVEN  
FRIDAY THROUGH WEDNESDAY.  
 
FRIDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
LIMITED THUNDERSTORM RISK.  
SATURDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
MONDAY AND TUESDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
LIMITED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 2 OF 5 SEVERE THUNDERSTORM RISK.  
 
 
 
DEUBELBEISS NWS LINCOLN  
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