WWUS43 KLOT 071452
WSWLOT

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

ILZ005-006-012-013-020-021-103-104-106-107-071600-
/O.EXP.KLOT.WW.Y.0010.000000T0000Z-251207T1500Z/
McHenry-Lake IL-Kane-DuPage-Kendall-Grundy-Northern Cook-Central
Cook-Northern Will-Southern Will-
Including the cities of Woodstock, Oswego, Wheaton, Algonquin,
Lombard, Crystal Lake, Des Plaines, Cicero, Channahon, Downers
Grove, Gurnee, Plano, Aurora, Oak Lawn, Joliet, Carol Stream,
Waukegan, Schaumburg, Oak Park, Elgin, Coal City, Plainfield,
Palatine, La Grange, Evanston, Manhattan, Chicago, Northbrook,
Yorkville, Mundelein, Mokena, Wilmington, Morris, Minooka,
McHenry, Buffalo Grove, Bolingbrook, and Naperville
852 AM CST Sun Dec 7 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING...

The accumulating snow has ended. Continue to drive slowly and
cautiously on lingering snow or slush covered roads.

$$

ILZ105-071700-
/O.EXT.KLOT.WW.Y.0010.000000T0000Z-251207T1700Z/
Southern Cook-
Including the cities of Calumet City, Lemont, Oak Forest, Park
Forest, and Orland Park
852 AM CST Sun Dec 7 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM CST THIS
MORNING...

* WHAT...Snow and continued winter driving conditions. Additional
  snow accumulations up to one inch.

* WHERE...Southern Cook County.

* WHEN...Until 11 AM CST this morning.

* IMPACTS...Plan on slippery road conditions, especially on
  untreated or unplowed roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for Illinois can be obtained at
www.gettingaroundillinois.com.

&&

$$

ILZ108-INZ001-002-071700-
/O.EXT.KLOT.WW.Y.0010.000000T0000Z-251207T1700Z/
Eastern Will-Lake IN-Porter-
Including the cities of Hammond, Beecher, Valparaiso,
Merrillville, Crete, Portage, Gary, Peotone, and Chesterton
852 AM CST Sun Dec 7 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM CST THIS
MORNING...

* WHAT...Snow and continued winter driving conditions. Additional
  snow accumulations up to one inch.

* WHERE...In Illinois, Eastern Will County. In Indiana, Lake IN and
  Porter Counties.

* WHEN...Until 11 AM CST this morning.

* IMPACTS...Plan on slippery road conditions, especially on
  untreated or unplowed roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for Illinois can be obtained at
www.gettingaroundillinois.com. The latest road conditions for
Indiana can be obtained at https://511in.org.

&&

$$

RC