Thunderstorms will last through the evening, and then on Sunday, hot temperatures will return, with the heat index between 100 and 105 degrees. A flood watch is in effect as a threat of severe storms is expected by the afternoon for the Chicago area.

What We’re Tracking A Flood Watch is in effect from this afternoon through tonight. Flood-prone areas, including rivers and streams, could be impacted by heavy rainfall. While most spots can expect 1–3 inches of rain,