The Fourth of July was near ideal for outdoor activities with temperatures near the historical average and low humidity in much of the Northeast. The only caveats were a bit of haze in parts of ...

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

Multiple states are under extreme heat warnings, advisories or watches on Wednesday, July 23 due to a heat dome that is expected to slowly spread east, according to the National Weather Service. The ...

The new Thermal Trace app allows users to explore thermal stress and related data from 1940 until five days before present, for anywhere in the world. The app, free for users, was developed by the ...

July has already been more humid than average, and now another, less obvious factor will enhance humidity this week: corn sweat. Like a person breathing, corn exhales water vapor through its leaves — ...

Hot summers are nothing new for much of the United States, but the combination of heat and humidity has taken on a truly antagonistic role this year, pushing us closer to our melting points in an ...

The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High humidity slows sweating, the body's natural cooling system, making ...