Chicago to Deploy More Than 200 Plows Ahead of Possible Snow, Icy Conditions Light snow is expected to begin overnight Saturday and last into the early morning hours Sunday, according to NBC 5 Storm Team meteorologists Published January 2, 2021 • Updated on January 2, 2021 at 9:40 pm NBCUniversal Media, LLC In anticipation of a winter storm that could bring freezing rain, sleet and snow to the Chicago area, the city's Department of Streets and Sanitation plans to deploy 211 plows across the city Saturday night. Light snow is expected to begin overnight and last into the early morning hours Sunday, according to NBC 5 Storm Team meteorologists. With the anticipated snowfall and freezing rain in some spots, slick road conditions are possible. Residents who need to travel are advised to drive according to conditions and reduce their speeds, a news release from the city of Chicago stated.