813  
FLUS43 KLOT 291655  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1155 AM CDT SAT MAR 29 2025  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-301700-  
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-  
1155 AM CDT SAT MAR 29 2025 /1255 PM EDT SAT MAR 29 2025/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
   
DAY ONE  
THIS AFTERNOON AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
LIMITED THUNDERSTORM RISK.  
 
DISCUSSION...  
 
THERE IS A CHANCE OF THUNDERSTORMS LATE TONIGHT AND MAINLY  
ACROSS NORTHWEST ILLINOIS. NO SEVERE WEATHER IS EXPECTED.  
   
DAYS TWO THROUGH SEVEN  
SUNDAY THROUGH FRIDAY.  
 
SUNDAY...  
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 3 OF 5 SEVERE THUNDERSTORM RISK.  
WEDNESDAY...  
LIMITED THUNDERSTORM RISK WITH AN ASSOCIATED:  
LEVEL 2 OF 5 SEVERE THUNDERSTORM RISK.  
 
DISCUSSION...  
 
SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS THE ENTIRE AREA ON  
SUNDAY. ALL MODES OF SEVERE WEATHER ARE POSSIBLE, INCLUDING  
LARGE HAIL, DAMAGING WINDS AND TORNADOES.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 
GENERAL STORM MOTION OF THE DAY:  
 
MOVING TOWARD THE NORTHEAST AT 45 MPH.  
 
 
 
LMZ740>745-301700-  
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-  
1155 AM CDT SAT MAR 29 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  
THIS AFTERNOON AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
HAZARDOUS CONDITIONS FOR SMALL CRAFT.  
LIMITED THUNDERSTORM RISK TONIGHT.  
   
DAYS TWO THROUGH SEVEN  
SUNDAY THROUGH FRIDAY.  
 
SUNDAY...  
ELEVATED THUNDERSTORM RISK...WITH AN ASSOCIATED:  
LEVEL 2 OF 5 SEVERE THUNDERSTORM RISK.  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
MONDAY THROUGH TUESDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
WEDNESDAY...  
LIMITED THUNDERSTORM RISK WITH AN ASSOCIATED:  
LEVEL 2 OF 5 SEVERE THUNDERSTORM RISK.  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
 
 
 
KLUBER  
 
VISIT US AT WWW.WEATHER.GOV/CHICAGO  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page