Winter Weather Warnings / Watches / Advisories
Issued by NWS Chicago, IL

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924
WWUS43 KLOT 012031
WSWLOT

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
231 PM CST Mon Dec 1 2025

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-020600-
/O.CON.KLOT.WW.Y.0009.000000T0000Z-251202T0600Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-La
Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-Northern
Cook-Central Cook-Southern Cook-Northern Will-Southern Will-
Eastern Will-
Including the cities of Plainfield, DeKalb, La Grange, Elgin,
Schaumburg, Naperville, Minooka, Buffalo Grove, Pontiac, Oswego,
Gibson City, Woodstock, Crystal Lake, Channahon, Rockford, Byron,
Cicero, Lemont, Carol Stream, Dwight, Paxton, Fairbury, Watseka,
Rochelle, Sycamore, Wheaton, Downers Grove, Coal City, Yorkville,
Palatine, Streator, Bradley, Bolingbrook, Mokena, Wilmington,
Crete, McHenry, Lombard, Waukegan, Peotone, La Salle, Beecher,
Dixon, Oak Lawn, Park Forest, Algonquin, Belvidere, Ottawa,
Marseilles, Oregon, Kankakee, Calumet City, Oak Forest,
Manhattan, Bourbonnais, Evanston, Mendota, Northbrook, Mundelein,
Plano, Des Plaines, Joliet, Orland Park, Gilman, Gurnee, Aurora,
Chicago, Oak Park, and Morris
231 PM CST Mon Dec 1 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow and winter driving conditions occurring. Total snow
  accumulations between 1 and 4 inches, highest south of the
  Kankakee River Valley.

* WHERE...Portions of central, east central, north central, and
  northeast Illinois.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions will impact the evening commute today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

INZ001-002-010-011-019-020645-
/O.CON.KLOT.WW.Y.0009.251201T2200Z-251202T0900Z/
Lake IN-Porter-Newton-Jasper-Benton-
Including the cities of Roselawn, Portage, Morocco, Oxford,
Fowler, Merrillville, Gary, DeMotte, Chesterton, Rensselaer,
Hammond, Kentland, and Valparaiso
231 PM CST Mon Dec 1 2025 /331 PM EST Mon Dec 1 2025/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST /4 AM
EST/ TUESDAY...

* WHAT...Snow and winter driving conditions occurring. Total snow
  accumulations between 1 and 4 inches, highest south of the
  Kankakee River Valley.

* WHERE...Benton, Jasper, Lake IN, Newton, and Porter Counties.

* WHEN...Until 3 AM CST /4 AM EST/ Tuesday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions will impact the evening commute today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

RC