'Extraordinarily Hot': U.S. Heatwave Stretches On With Millions Under Warnings

An unrelenting heatwave is scorching large swaths of the United States, with millions still under extreme heat warnings across central and southern regions. The oppressive conditions, characterized by high temperatures and severe humidity, have persisted for a second day, stretching from California eastward to Mississippi.

Heat indexes, which combine temperature and humidity, are soaring well above 100°F (38°C) in affected areas. The National Weather Service forecasts that some parts of the Southwest could experience dangerous highs reaching 120°F (49°C). This prolonged period of extreme heat poses a significant threat to public health and strains infrastructure.

The widespread warnings underscore the severity of the ongoing weather event. Residents in the affected zones are urged to take precautions, stay hydrated, and limit outdoor activities during the peak heat hours. The duration and intensity of this heat dome present a formidable challenge as the country grapples with record-breaking summer temperatures.