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

Appalachian Power is advising people participating in recreational activities on the rivers to monitor their website for additional info.

The heat index is expected to hit 105 to 115 degrees in the metro area on Wednesday. The setting sun won't provide much ...

The city of Easthampton has announced that several cooling centers will be open from Thursday to Saturday to provide residents with a space away from the heat and humidity.

A huge heat dome is baking the country, pushing temperatures past 100 degrees for nearly 200 million people and scientists ...

Forecasters say much of the country could see well-above-average temperatures throughout this week. But there's another ...

Hot temperatures dominate the forecast for today and tomorrow with highs in the middle to upper 90s. Wednesday evening we ...

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

San Antonio braces for high heat with temperatures nearing 100 degrees and heat indices possibly exceeding that.

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 ...

Iranian government offices, banks and businesses in the capital province of Tehran will shut down on Wednesday due to an intense heat wave and the need to conserve energy, state-run media reported.

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 ...