Illinois Dot Road Conditions 2025 Map. Idot makes it a priority to consistently update our motorists on planned lane changes or closures due to road construction projects and other planned and unplanned events. According to the illinois department of transportation road conditions map, every major road through madison county is currently at least partially covered by snow.

You can find information on winter road conditions, annual average daily traffic, road construction, trucking routes, and. Illinois department of transportation’s getting around illinois road conditions map showed blowing snow and and ice on roads across the state as a winter storm moved through.