Overview
- National Weather Service alerts now span parts of 11 states and Puerto Rico, including South Florida’s first heat advisory of the season and a northeast Kansas extreme heat warning through July 23.
- Emergency departments in Miami-Dade, Broward and Monroe counties report a spike in heat-related visits as heat indices top 105°F across South Florida.
- The NWS cautions that car interiors can reach lethal temperatures within minutes, urging residents not to leave children or pets unattended in vehicles.
- Chicago metropolitan area residents are under a slight to moderate severe-storm risk Saturday, with damaging winds, hail and a tornado threat expected between 11 a.m. and 2 p.m.
- Cooling centers are operating at capacity and health officials advise vulnerable groups to stay hydrated, limit outdoor activity and seek air-conditioned shelter.