One product issued by NWS for: Chicago IL
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 311 PM CST Thu Jan 15 2026 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-162115- 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-Lake IN-Porter-Newton-Jasper-Benton- 311 PM CST Thu Jan 15 2026 /411 PM EST Thu Jan 15 2026/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Tonight. Weather hazards expected... Limited Snow Risk. DISCUSSION... Widespread accumulating snowfall is expected tonight into Friday morning, and may cause slippery travel conditions on area roads. Accumulations through Friday morning are generally expected in the one to two inch range. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Friday through Sunday... Limited Snow Risk at times. Sunday night through early Tuesday... Limited Excessive Cold Risk. DISCUSSION... Additional periods of snow showers are possible through the weekend. Some of the snow showers late Friday afternoon into early evening may produce localized slippery conditions. Wind chills may approach 20 below zero early Monday morning, with wind chill values remaining well below zero later Monday into Tuesday morning. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. $$