A frontal boundary is currently situated across the Chicago area, resulting in notable changes to the region's weather conditions. As reported by the Chicago Tribune, the temperature as of March 20, 2026, is 65°F (18°C). This frontal system is expected to have a substantial impact on local weather patterns, potentially causing fluctuations in both temperature and precipitation. The boundary is predicted to alter wind direction and speed, influencing the area's overall weather dynamics.