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 ...

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

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.

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

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

A heat advisory has been issued along the I-95 corridor for Thursday, with the heat index expected to reach 99 degrees.

An updated heat advisory was issued by the National Weather Service on Tuesday at 2:38 p.m. valid from Wednesday 11 a.m.

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