A brief thundershower helped keep a bit of a lid on the temperatures Sunday in Philadelphia, although many areas were indeed ...

A Heat Health Emergency has been declared in Philadelphia, where temperatures could break a record set in 1923 amid an early ...

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

Wow! Our heat wave continues with record-setting warm lows and scorching daytime high temperatures in the Philadelphia region ...

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

The granddaddy arrived in 1901, when the city sweated through a brutal 12-day stretch from June 25 to July 6. Official highs never dipped below 90° and topped out at 103°, part of a deadly East Coast ...

A dangerous heat wave has set in over roughly half of the nation, leaving nearly 150 million people from Texas to Maine under ...

Life-threatening heat is enveloping the eastern U.S., with some cities bracing for what could be their highest temperatures ...

Tuesday was the hottest day in more than a decade for millions of residents across the Northeast, with AccuWeather RealFeel® ...

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

Temperatures won't reach the record-breaking mark they did on Tuesday in Philadelphia, but a third straight day in the 90s ...

Animal welfare advocates in the Philadelphia area are starting to get calls about hot pet emergencies. This record-breaking ...