Philadelphia faces dangerously high temperatures, with heat index values reaching 106°F, prompting a warning from the NWS.

Millions and millions of Americans are being warned of "dangerous" heat in more than a dozen states as the summer 2025 season ...

Extreme heat warnings are in effect across Arizona and Nevada, raising concerns for children's health. Heat advisories span ...

Once the Philadelphia region gets past the heat wave, unstable air returns, and the storm door will open through the weekend.

Philadelphia's National Weather Service issues heat advisory with high heat index values, advising precautions against ...

Philadelphia officially hit 100 degrees for the first time in 13 years. Here's what to know about the heat wave, power ...

The Philadelphia area is bracing for a scorching heatwave that will see temperatures reach the triple digits with added ...

In major cities such as Washington, D.C., Baltimore, Philadelphia and New York, the temperature was forecast to approach 100 ...

Heat alerts will be in effect across the Philadelphia region starting Sunday as Saturday kicks off a multi-day heat wave.

Most of Delaware is under an extreme heat warning as a heat wave brings the heat index to above 100 degrees. See when ...