A scorching heatwave sweeps across the US, while severe thunderstorms, heavy rain, and poor air quality threaten several regions.
California is in the grip of a relentless heatwave, prompting the National Weather Service (NWS) to issue excessive heat warnings and advisories for several areas.
As scorching temperatures continue to soar, Californians, residents of the Southwest US, and those in the lower and mid-Mississippi Valley are urged to take precautions to stay safe.
