209  
FLUS43 KLOT 191818 AAA  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK...UPDATED  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1218 PM CST MON JAN 19 2026  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-201830-  
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-  
1218 PM CST MON JAN 19 2026 /118 PM EST MON JAN 19 2026/  
 
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 EXCESSIVE COLD RISK.  
 
DISCUSSION...  
 
COLD WIND CHILLS AROUND 15 BELOW ZERO WILL CONTINUE UNTIL THIS  
EVENING.  
 
EXTENSIVE ICE COVER ON AREA RIVERS MAY CAUSE LOCALIZED ICE JAM  
FLOODING.  
   
DAYS TWO THROUGH SEVEN  
TUESDAY THROUGH SUNDAY.  
 
TUESDAY MORNING...  
LIMITED EXCESSIVE COLD RISK.  
TUESDAY NIGHT...  
LIMITED SNOW RISK.  
THURSDAY NIGHT...  
LIMITED EXCESSIVE COLD RISK.  
FRIDAY THROUGH SUNDAY...  
ELEVATED EXCESSIVE COLD RISK.  
 
DISCUSSION...  
 
ACCUMULATING SNOW IS POSSIBLE TUESDAY NIGHT INTO EARLY WEDNESDAY  
MORNING, ESPECIALLY FOR AREAS ALONG AND NORTH OF INTERSTATE 80,  
WHICH MAY AFFECT THE WEDNESDAY MORNING COMMUTE.  
 
BITTERLY COLD TEMPERATURES ARE EXPECTED THURSDAY NIGHT INTO THIS  
WEEKEND.  
 
EXTENSIVE ICE COVER ON AREA RIVERS MAY CAUSE LOCALIZED ICE JAM  
FLOODING.  
   
SPOTTER INFORMATION STATEMENT  
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 
 
 
LMZ740>745-201830-  
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-  
1218 PM CST MON JAN 19 2026  
 
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...  
 
GALE FORCE WINDS AND OR VERY HAZARDOUS WAVES.  
SIGNIFICANT FREEZING SPRAY RISK.  
   
DAYS TWO THROUGH SEVEN  
TUESDAY THROUGH SUNDAY.  
 
TUESDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
WEDNESDAY AND THURSDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
ELEVATED FREEZING SPRAY RISK.  
FRIDAY THROUGH SUNDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
 
 
 
RC  
 
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