The highest temperatures this year will combine with increasing humidity and intense summer sunshine to create dangerous, life-threatening conditions for roughly 170 million people, AccuWeather meteorologists warn.

A heat wave will bring the highest temperatures of the year so far, with some areas possibly reaching triple digits, AccuWeather meteorologists warn.

Summer will make a dramatic entrance across America this week with a heat dome that will bring stifling temperatures and uncomfortable humidity to millions.

Dangerous heat is settling in across over a dozen states, and it's only going to get hotter for many.

The highest temperatures this year will combine with increasing humidity and intense summer sunshine to create dangerous, life-threatening conditions for roughly 170 million…

Just in time for summer, here comes the heat.

States in the Midwest and Northeast could reach record temperatures in the coming days: Here’s where and when.

A multiday heat wave is bringing high temperatures and health risks from the Midwest to the Northeast, prompting warnings and emergency measures.

The heat wave is expected to continue into the week putting millions of Americans in the Midwest and Northeast under heat warnings and advisories.

Several cities are under extreme heat warnings as high temperatures and humidity grip parts of the country