937  
WWUS73 KLOT 240814  
NPWLOT  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
314 AM CDT FRI OCT 24 2025  
 
ILZ003>005-008-010>013-019>021-023-032-033-039-106>108-INZ010-011-  
019-241300-  
/O.CON.KLOT.FZ.W.0001.000000T0000Z-251024T1300Z/  
WINNEBAGO-BOONE-MCHENRY-OGLE-LEE-DE KALB-KANE-DUPAGE-LA SALLE-  
KENDALL-GRUNDY-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NORTHERN WILL-  
SOUTHERN WILL-EASTERN WILL-NEWTON-JASPER-BENTON-  
INCLUDING THE CITIES OF CAROL STREAM, OSWEGO, GILMAN, DIXON, COAL  
CITY, SYCAMORE, PLANO, ALGONQUIN, BYRON, ROCKFORD, MORRIS,  
FAIRBURY, ROSELAWN, DEMOTTE, ROCHELLE, BOLINGBROOK, AURORA,  
NAPERVILLE, BRADLEY, MANHATTAN, PLAINFIELD, PEOTONE, YORKVILLE,  
OREGON, LOMBARD, MOROCCO, CRYSTAL LAKE, FOWLER, LA SALLE, PAXTON,  
DOWNERS GROVE, CHANNAHON, RENSSELAER, ELGIN, STREATOR, DEKALB,  
KANKAKEE, PONTIAC, WATSEKA, OXFORD, OTTAWA, BEECHER, MARSEILLES,  
MENDOTA, WOODSTOCK, WILMINGTON, DWIGHT, CRETE, GIBSON CITY,  
BELVIDERE, WHEATON, BOURBONNAIS, MINOOKA, MCHENRY, KENTLAND,  
MOKENA, AND JOLIET  
314 AM CDT FRI OCT 24 2025 /414 AM EDT FRI OCT 24 2025/  
 
...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT /9 AM EDT/ THIS  
MORNING...  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS THE UPPER 20S EXPECTED.  
 
* WHERE...PORTIONS OF CENTRAL, EAST CENTRAL, NORTH CENTRAL, AND  
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.  
 
* WHEN...UNTIL 8 AM CDT /9 AM EDT/ THIS MORNING.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 

 
 

 
 
ILZ006-103-INZ001-241300-  
/O.CON.KLOT.FZ.W.0001.000000T0000Z-251024T1300Z/  
LAKE IL-NORTHERN COOK-LAKE IN-  
INCLUDING THE CITIES OF EVANSTON, GURNEE, NORTHBROOK, SCHAUMBURG,  
BUFFALO GROVE, GARY, MUNDELEIN, MERRILLVILLE, PALATINE, HAMMOND,  
DES PLAINES, AND WAUKEGAN  
314 AM CDT FRI OCT 24 2025  
   
..FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING
 
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 29 DEGREES EXPECTED  
AWAY FROM LAKE MICHIGAN.  
 
* WHERE...IN ILLINOIS, LAKE AND NORTHERN COOK COUNTIES. IN INDIANA,  
LAKE COUNTY.  
 
* WHEN...UNTIL 8 AM CDT THIS MORNING.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 

 
 

 
 
ILZ105-INZ002-241300-  
/O.CON.KLOT.FR.Y.0004.000000T0000Z-251024T1300Z/  
SOUTHERN COOK-PORTER-  
INCLUDING THE CITIES OF LEMONT, PARK FOREST, VALPARAISO, ORLAND  
PARK, CHESTERTON, PORTAGE, OAK FOREST, AND CALUMET CITY  
314 AM CDT FRI OCT 24 2025  
   
..FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING
 
 
* WHAT...TEMPERATURES AS LOW AS 32 DEGREES WILL RESULT IN FROST  
FORMATION AWAY FROM LAKE MICHIGAN.  
 
* WHERE...IN ILLINOIS, SOUTHERN COOK COUNTY. IN INDIANA, PORTER  
COUNTY.  
 
* WHEN...UNTIL 8 AM CDT THIS MORNING.  
 
* IMPACTS...FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE  
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 

 
 

 
 
KLUBER  
 
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