815  
FLUS43 KLOT 250910  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
310 AM CST THU DEC 25 2025  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-260915-  
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-  
310 AM CST THU DEC 25 2025 /410 AM EST THU DEC 25 2025/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
   
DAY ONE  
TODAY AND TONIGHT.  
 
LIMITED FOG RISK THIS MORNING NEAR US-24.  
 
DISCUSSION...  
 
AREAS OF DENSE FOG WILL CONTINUE THROUGH ABOUT DAYBREAK NEAR US  
24.  
   
DAYS TWO THROUGH SEVEN  
FRIDAY THROUGH WEDNESDAY.  
 
MONDAY MORNING...  
LIMITED EXCESSIVE COLD RISK.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 
 
 
LMZ740>745-260915-  
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-  
310 AM CST THU DEC 25 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  
TODAY AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE EXPECTED.  
   
DAYS TWO THROUGH SEVEN  
FRIDAY THROUGH WEDNESDAY.  
 
FRIDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
SUNDAY AND MONDAY...  
GALE FORCE WINDS AND VERY HAZARDOUS WAVES ARE POSSIBLE.  
TUESDAY AND WEDNESDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
 
 
 
BORCHARDT  
 
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