New Jersey is sweltering in dangerous heat and oppressive humidity Wednesday, while ozone pollution and wildfire smoke ...

Forecasters say a heat dome could bring dangerous temperatures, oppressive humidity to parts of the U.S. next week.

Extremely dangerous heat, coupled with humidity, could result in heat index readings of 100 to 115 degrees from the Midwest ...

Temperatures and humidity are on the rise this weekend as we move into some truly summer-like weather. First Alert Weather ...

Much of the U.S. is facing either extreme heat or excessive rainfall and potential flooding on Tuesday. Here's where the ...

The weather maps show that the warmest conditions will be experienced on Friday evening, with highs of 31C recorded in areas ...

Boston and New England are now into one of the most intense stretches of extreme, triple-digit heat on record. A massive heat dome will continue its grip over the Eastern United States and drive up ...

Neuroscientists now can visualize how fruit flies sense and process humidity and temperature together through a 'sensory map' within their brains, according to new research. The findings could one day ...

Wednesday brings hazy skies with hot and humid conditions across the Boston area and Massachusetts. A StormTeam 5 Weather ...

Millions of Americans could soon face dangerous and potentially life-threatening conditions as a heat wave descends on the U.S.

The Boston area is set to experience its second official heat wave of the month, as the eastern edge of an expansive heat ...