winter storm January 25, 2021 5:47 pm Chicago-Area Winter Storm: Joliet Snow Timing The Chicago area could see the biggest snowfall of the season from Monday to Tuesday, with 4 to 7 inches expected in most areas. Local 2:18 Latest forecast from the NBC 5 Storm Team 2:18 Chicago Forecast: Evening storms to end a summer-like day 1:50 CHICAGO FORECAST: Dry conditions overnight ahead of possible storms Saturday afternoon 3:15 Friday morning weather 1:44 CHICAGO FORECAST: Storms impact region ahead of weekend cooldown