Central Pennsylvania is bracing for a significant heat wave that will peak Friday, with temperatures and heat index values ...

The Newark area usually gets 15 days with 90-degree temperatures in all of June and July, and it already has 22, as of Sunday ...

Isolated thunderstorms are possible Friday and over the weekend as a frontal system approaches, which could provide temporary ...

Dangerous temperatures will persist across parts of the U.S. through July, and in some areas, there's an unexpected ...

Humidity levels are spiking in part of the central U.S. this week amid a heat wave. And it may feel even hotter due to fields ...

As Illinois braces for another summer heat wave, this week's conditions will be worsened by an unusual weather phenomenon: ...

Moving south, Port St. Lucie, Naples and Cape Coral could see highs of 91, while Palm Beach was forecast for 87 degrees. Miami and Fort Lauderdale were forecast, respectively, for highs of 88 and 91 ...

Some major cities under heat alerts include New Orleans, Memphis, Little Rock, St. Louis, Kansas City, Chicago and ...

The area of low pressure in the Atlantic is fizzling out, forecasters said, but we'll see some rain. Meanwhile, a new ...

Parts of the Mid-South are now under a Level 4 out of 4 heat risk. In other words, the heat wave suffocating the Mid-South is ...

The process is known as evapotranspiration, which is how plants, including corn, release water vapor into the atmosphere.