Residents in Chicago are advised to prepare for unsettled weather as a storm system moves in, bringing rain and the possibility of thunderstorms tonight. The rain is expected to start between 11 p.m. and midnight, gradually spreading across the region throughout the night. By early Thursday, the rain should taper off, followed by decreasing clouds and temperatures around 40 degrees. However, another weather system is expected Thursday night into Friday morning, likely bringing light snow showers. Despite colder temperatures on Friday, the weekend promises clear skies with temperatures climbing into the 40s. Looking ahead, next week brings a warming trend, offering milder temperatures for outdoor activities. Stay informed and prepared for changing weather conditions in the days ahead.