711  
FLUS43 KLOT 201007  
HWOLOT  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
407 AM CST FRI DEC 20 2024  
 
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-  
010-011-019-211015-  
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-  
407 AM CST FRI DEC 20 2024 /507 AM EST FRI DEC 20 2024/  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL  
ILLINOIS...NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
   
DAY ONE
 
TODAY AND TONIGHT.  
 
WEATHER HAZARDS EXPECTED...  
 
LIMITED SNOW RISK.  
 
DISCUSSION...  
 
SNOW WILL CONTINUE ACROSS THE ENTIRE AREA THIS MORNING. UNTREATED  
SURFACES WILL LIKELY BECOME SNOW COVERED AND SLICK.  
 
LAKE EFFECT SNOW SHOWERS ARE EXPECTED NEAR LAKE MICHIGAN IN  
NORTHEAST ILLINOIS THIS AFTERNOON, SHIFTING INTO NORTHWEST INDIANA  
LATE THIS AFTERNOON AND TONIGHT. SNOW COVERED ROADS AND LOW  
VISIBILITY WILL BE POSSIBLE.  
   
DAYS TWO THROUGH SEVEN
 
SATURDAY THROUGH THURSDAY.  
 
SATURDAY...  
LIMITED SNOW RISK NORTHWEST INDIANA.  
 
DISCUSSION...  
 
LAKE EFFECT SNOW SHOWERS ARE POSSIBLE ACROSS NORTHEAST PORTER  
COUNTY ON SATURDAY.  
   
SPOTTER INFORMATION STATEMENT
 
 
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.  
 

 
 
LMZ740>745-211015-  
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-  
407 AM CST FRI DEC 20 2024  
 
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.  
   
DAYS TWO THROUGH SEVEN
 
SATURDAY THROUGH THURSDAY.  
 
SATURDAY THROUGH MONDAY...  
HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE LIKELY.  
 

 
 
VISIT US AT WWW.WEATHER.GOV/CHICAGO  
 
FOLLOW US ON FACEBOOK, TWITTER, AND YOUTUBE AT:  
WWW.FACEBOOK.COM/NWSCHICAGO  
WWW.TWITTER.COM/NWSCHICAGO  
WWW.YOUTUBE.COM/NWSCHICAGO  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page