One product issued by NWS for:
Special Weather Statement
Special Weather Statement National Weather Service Chicago/Romeoville IL 431 AM CST Thu Nov 12 2026 ILZ023-104-105-108-INZ002-010-011-121615- Kankakee-Central Cook-Southern Cook-Eastern Will-Porter-Newton- Jasper- Including the cities of Kankakee, Bourbonnais, Bradley, Chicago, Cicero, Oak Lawn, Oak Park, La Grange, Calumet City, Oak Forest, Lemont, Orland Park, Park Forest, Crete, Peotone, Beecher, Portage, Valparaiso, Chesterton, Roselawn, Kentland, Morocco, Rensselaer, and DeMotte 431 AM CST Thu Nov 12 2026 ...Accumulating Lake Effect Snow Possible Late Tonight into Friday Morning... Rain in a band of lake effect showers will transition to snow tonight, which will continue through Friday morning. Localized slushy snow accumulations may occur wherever the band is most persistent in portions of northwest Indiana and far northeastern Illinois north of the Kankakee River and roughly near and east of I-57. The Friday morning commute may be affected. Those driving late tonight through Friday morning should allow for extra travel time and plan for potentially slick roads and sudden sharp visibility reductions. $$ Ogorek