Illinois Road Conditions Due To Weather 2025 Schedule. Illinois roads were slick and slippery monday morning as a major winter storm rolled through parts of the midwest, with snow, freezing drizzle and ice impacting parts of the. The illinois department of transportation and illinois state police are advising the public that a significant winter storm is anticipated to create dangerous travel conditions.

Monday but extended to 9 p.m. Winter conditions (current) current conditions maps.