891  
WWUS73 KLOT 170827  
NPWLOT  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
227 AM CST MON FEB 17 2025  
 
ILZ003>005-008-010-011-171630-  
/O.NEW.KLOT.CW.Y.0005.250218T0300Z-250218T1800Z/  
/O.CON.KLOT.CW.Y.0004.000000T0000Z-250217T1700Z/  
WINNEBAGO-BOONE-MCHENRY-OGLE-LEE-DE KALB-  
INCLUDING THE CITIES OF CRYSTAL LAKE, BELVIDERE, BYRON, OREGON,  
ROCHELLE, DEKALB, MCHENRY, SYCAMORE, ALGONQUIN, DIXON, ROCKFORD,  
AND WOODSTOCK  
227 AM CST MON FEB 17 2025  
 
...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS  
MORNING...  
...COLD WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON  
CST TUESDAY...  
 
* WHAT...FOR THE FIRST COLD WEATHER ADVISORY, VERY COLD WIND CHILLS  
AS LOW AS 20 TO 25 BELOW. FOR THE SECOND COLD WEATHER ADVISORY,  
VERY COLD WIND CHILLS AS LOW AS 25 TO 30 BELOW EXPECTED.  
 
* WHERE...BOONE, DE KALB, LEE, OGLE, WINNEBAGO, AND MCHENRY COUNTIES.  
 
* WHEN...FOR THE FIRST COLD WEATHER ADVISORY, UNTIL 11 AM CST THIS  
MORNING. FOR THE SECOND COLD WEATHER ADVISORY, FROM 9 PM THIS  
EVENING TO NOON CST TUESDAY.  
 
* IMPACTS...WIND CHILLS THIS COLD COULD CAUSE FROSTBITE ON EXPOSED  
SKIN IN AS LITTLE AS 30 MINUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
USE CAUTION WHILE TRAVELING OUTSIDE. WEAR APPROPRIATE CLOTHING, A  
HAT, AND GLOVES.  
 
 
 
 
 
ILZ006-012-013-019-020-103-171630-  
/O.NEW.KLOT.CW.Y.0005.250218T0300Z-250218T1800Z/  
/O.CON.KLOT.CW.Y.0004.000000T0000Z-250217T1700Z/  
LAKE IL-KANE-DUPAGE-LA SALLE-KENDALL-NORTHERN COOK-  
INCLUDING THE CITIES OF GURNEE, BUFFALO GROVE, MARSEILLES,  
WAUKEGAN, CAROL STREAM, DES PLAINES, AURORA, OSWEGO, LOMBARD, LA  
SALLE, OTTAWA, NORTHBROOK, EVANSTON, STREATOR, NAPERVILLE,  
PALATINE, MENDOTA, YORKVILLE, WHEATON, DOWNERS GROVE, PLANO,  
SCHAUMBURG, MUNDELEIN, AND ELGIN  
227 AM CST MON FEB 17 2025  
 
...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS  
MORNING...  
...COLD WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON  
CST TUESDAY...  
 
* WHAT...FOR BOTH COLD WEATHER ADVISORIES, VERY COLD WIND CHILLS AS  
LOW AS 20 TO 25 BELOW EXPECTED.  
 
* WHERE...LA SALLE, DUPAGE, KANE, KENDALL, LAKE IL, AND NORTHERN  
COOK COUNTIES.  
 
* WHEN...FOR THE FIRST COLD WEATHER ADVISORY, UNTIL 11 AM CST THIS  
MORNING. FOR THE SECOND COLD WEATHER ADVISORY, FROM 9 PM THIS  
EVENING TO NOON CST TUESDAY.  
 
* IMPACTS...WIND CHILLS THIS COLD COULD CAUSE FROSTBITE ON EXPOSED  
SKIN IN AS LITTLE AS 30 MINUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
USE CAUTION WHILE TRAVELING OUTSIDE. WEAR APPROPRIATE CLOTHING, A  
HAT, AND GLOVES.  
 
 
 
 
 
ILZ021-023-032-033-039-104>108-171630-  
/O.NEW.KLOT.CW.Y.0005.250218T0300Z-250218T1800Z/  
GRUNDY-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-CENTRAL COOK-SOUTHERN  
COOK-NORTHERN WILL-SOUTHERN WILL-EASTERN WILL-  
INCLUDING THE CITIES OF CALUMET CITY, CHICAGO, MANHATTAN, COAL  
CITY, PEOTONE, PONTIAC, BEECHER, CHANNAHON, PLAINFIELD,  
BOLINGBROOK, WATSEKA, CICERO, GIBSON CITY, OAK FOREST, JOLIET,  
MOKENA, GILMAN, PARK FOREST, ORLAND PARK, OAK LAWN, BRADLEY,  
FAIRBURY, DWIGHT, WILMINGTON, KANKAKEE, BOURBONNAIS, MINOOKA,  
CRETE, OAK PARK, LA GRANGE, PAXTON, LEMONT, AND MORRIS  
227 AM CST MON FEB 17 2025  
 
...COLD WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON  
CST TUESDAY...  
 
* WHAT...VERY COLD WIND CHILLS AS LOW AS 20 BELOW EXPECTED.  
 
* WHERE...LIVINGSTON, FORD, IROQUOIS, CENTRAL COOK, EASTERN WILL,  
GRUNDY, KANKAKEE, NORTHERN WILL, SOUTHERN COOK, AND SOUTHERN WILL  
COUNTIES.  
 
* WHEN...FROM 9 PM THIS EVENING TO NOON CST TUESDAY.  
 
* IMPACTS...WIND CHILLS THIS COLD COULD CAUSE FROSTBITE ON EXPOSED  
SKIN IN AS LITTLE AS 30 MINUTES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
USE CAUTION WHILE TRAVELING OUTSIDE. WEAR APPROPRIATE CLOTHING, A  
HAT, AND GLOVES.  
 
 
 
 
 
OGOREK  
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