616  
WWUS43 KLOT 141717  
WSWLOT  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
1117 AM CST SAT DEC 14 2024  
 
ILZ019-142100-  
/O.EXB.KLOT.WW.Y.0012.241214T1800Z-241214T2100Z/  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, MENDOTA, STREATOR, MARSEILLES,  
AND LA SALLE  
1117 AM CST SAT DEC 14 2024  
   
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON  
 
* WHAT...FREEZING RAIN EXPECTED. TOTAL ICE ACCUMULATIONS AROUND A  
LIGHT GLAZE.  
 
* WHERE...LA SALLE COUNTY.  
 
* WHEN...UNTIL 3 PM CST THIS AFTERNOON.  
 
* IMPACTS...VERY SLIPPERY SIDEWALKS, ROADS AND BRIDGES ARE POSSIBLE.  
 
* ADDITIONAL DETAILS...AS TEMPERATURES RISE ABOVE FREEZING LATE THIS  
AFTERNOON AND EARLY THIS EVENING PRECIPITATION WILL CHANGE TO ALL  
RAIN. SOME ICY SPOTS MAY LINGER ON UNTREATED ROAD AND SIDEWALKS  
FOR A TIME EVEN AFTER AIR TEMPERATURES RISE ABOVE FREEZING. THIS  
IS DUE TO THE INITIALLY VERY COLD PAVEMENT TEMPERATURES BEING  
SLOWER TO RISE ABOVE FREEZING THAN THE AIR TEMPERATURES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. PREPARE FOR POSSIBLE  
POWER OUTAGES. THE LATEST ROAD CONDITIONS FOR ILLINOIS CAN BE  
OBTAINED AT WWW.GETTINGAROUNDILLINOIS.COM.  
 
 
 
 
 
ILZ003>005-008-010-011-150000-  
/O.EXT.KLOT.WW.Y.0012.241214T1800Z-241215T0000Z/  
WINNEBAGO-BOONE-MCHENRY-OGLE-LEE-DE KALB-  
INCLUDING THE CITIES OF MCHENRY, DIXON, ALGONQUIN, BELVIDERE,  
WOODSTOCK, BYRON, OREGON, DEKALB, SYCAMORE, ROCHELLE, ROCKFORD,  
AND CRYSTAL LAKE  
1117 AM CST SAT DEC 14 2024  
 
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS  
EVENING...  
 
* WHAT...WINTRY MIX AND SOME FREEZING RAIN EXPECTED. TOTAL ICE  
ACCUMULATIONS FROM A LIGHT GLAZE UP TO A TENTH OF AN INCH.  
 
* WHERE...BOONE, DE KALB, LEE, OGLE, WINNEBAGO, AND MCHENRY COUNTIES.  
 
* WHEN...UNTIL 6 PM CST THIS EVENING.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS.  
 
* ADDITIONAL DETAILS...AS TEMPERATURES RISE ABOVE FREEZING LATE THIS  
AFTERNOON AND EARLY THIS EVENING PRECIPITATION WILL CHANGE TO ALL  
RAIN. SOME ICY SPOTS MAY LINGER ON UNTREATED ROAD AND SIDEWALKS  
FOR A TIME EVEN AFTER AIR TEMPERATURES RISE ABOVE FREEZING. THIS  
IS DUE TO THE INITIALLY VERY COLD PAVEMENT TEMPERATURES BEING  
SLOWER TO RISE ABOVE FREEZING THAN THE AIR TEMPERATURES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS FOR ILLINOIS CAN BE OBTAINED AT  
WWW.GETTINGAROUNDILLINOIS.COM.  
 
 
 
 
 
BIRK  
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