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

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

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

From extreme heat advisories to a Code Orange, here's everything you need to know about the weather warnings in effect in ...

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 ...

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

The heat wave caused disruptions to public transport across the Northeast. Amtrak said it will be forced to slow train speeds ...

NEW YORK – A massive heat dome that sparked the first major heat wave of the summer brought record-breaking temperatures to ...

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

NPR's Juana Summers speaks with Mikhail Chester, professor of engineering at Arizona State University, about how extreme heat affects transportation infrastructure.

The criteria to issue a heat advisory, ... In the Mount Holly/Philadelphia Office coverage area: Heat index of 105 degrees or greater for two consecutive hours in Sussex, ...