779 
WWUS43 KLOT 071659
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
1059 AM CST Sun Dec 7 2025

ILZ105-108-INZ001-002-071800-
/O.EXP.KLOT.WW.Y.0010.000000T0000Z-251207T1700Z/
Southern Cook-Eastern Will-Lake IN-Porter-
Including the cities of Hammond, Calumet City, Beecher, Lemont,
Oak Forest, Valparaiso, Merrillville, Crete, Portage, Park
Forest, Gary, Orland Park, Peotone, and Chesterton
1059 AM CST Sun Dec 7 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM CST THIS MORNING...

The accumulating snow has ended. Continue to drive slowly and 
cautiously on lingering snow or slush covered roads. Patchy blowing 
snow and low drifting snow may affect west to east oriented roads 
through open and exposed areas due to gusty northerly winds.


$$

RC