A relentless heat wave continues to impact millions across the United States, with temperatures soaring into the triple digits. Over 150 million people are currently under heat alerts as dangerous heat indices reach up to 120°F in some areas. Advisories are in place for 31 states, urging people to stay indoors and limit outdoor activities. While the Southeast endures extreme heat, the Midwest and Northeast are expected to see relief soon. Forecasts indicate a significant change in weather conditions on the horizon, with cooler air anticipated to move in. However, for now, many cities are bracing for one final day of extreme temperatures and storms. The ongoing heat wave has raised concerns for public health and power grid capacities as millions continue to weather the oppressive conditions.