Extreme levels of heat and humidity are forecast to spread across the country over the next two weeks, blanketing the Southwest, Midwest, and East Coast with high temperatures beginning this June 19 ...

Heat waves are becoming commonplace, and so too is high humidity, which can strain the electrical grid, hurt the economy, and ...

North Carolina can expect to see more of its rainfall in shorter but heavier bursts, Accuweathr says.

There are a few ways to describe how hot the weather is, like looking at how high the air temperature is. That may not tell you how uncomfortable the heat is. A popular metric is the heat index, which ...

During the hot, humid summer months, meteorologists often discuss the heat index instead of the actual air temperature. But how is the heat index calculated, and why is it more important than the air ...