Sweltering heat happens every summer, but to get close to the bar of a state's all-time hottest temperature usually takes a heat wave that's on another level.

Hot and humid conditions in the Midwest will be exacerbated this week by what experts describe as a “corn sweat.” ...

The peak average highs for many in the United States are hit in July or early August, but in some locations it's as early as June or as late as early fall.

The National Weather Service has warned of "searing heat and oppressive humidity that occurs during the 'dog days of summer'." ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Kilgore, United States throughout the world ...

At least nine states along the East Coast faced summer swelter on Monday, and the steamy weather is expected to persist on Tuesday.

As previous disasters have laid bare the US’ vulnerabilities to other types of extreme weather, this week is revealing strains in infrastructure and highlighting public health risks when faced ...

The death toll is now at least 104 deaths across central Texas. Kendall County Emergency Management Coordinator Brady Constantine confirmed on Monday that six bodies had been recovered after floods ...

A severe heatwave grips the Midwest and East regions of the United States. Several states are under heat advisory. Public health officials issue heat emergency. High temperatures are expected to ...

A heat dome​ is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service​ ...