An extremely dangerous heat wave is underway for the eastern half of the United States, with Tuesday expected to bring peak ...

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

Tuesday will be the hottest day of this heat wave for the mid-Atlantic and Northeast, and portions a dozen states have ...

Those triple-digit air temperatures — with the feels-like index even worse because of humidity — are possible in places where ...

A long-lasting extreme heat wave is reaching its dangerous crescendo Tuesday, likely bringing the hottest day in a decade to ...

About 33 million people, almost 10% of the country, will feel blistering 100-degree heat on June 24, meteorologist Ryan Maue ...

An "extremely dangerous heat wave" is continuing to scorch a huge area of the eastern United States June 23, affecting tens ...

A life-threatening heat wave has enveloped the East Coast, hitting cities with the worst of the high temperatures on Tuesday ...

A massive heat dome fueling the first major heat wave of the summer brought record-breaking temperatures to cities across the ...

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

Coming originally from the Pacific, a dome of high pressure is parking over the Eastern United States with hot air from the ...

CBS News Philadelphia is in your corner to help you keep your energy bill from soaring along with the temperatures during ...