We'll get a bit of a break this weekend with temps back near normal Saturday. Although it may not be quite as hot, it will ...

Much of the U.S. is under extreme heat warnings or advisories while New York, Philadelphia and Washington could feel like 100 degrees or more.

How hot will it get as the humidity builds and a heat dome spreads toward the Northeast? What is a heat dome? Here's what to ...

Another possible heatwave is on the way for parts of the Northeast on Friday, and those temperatures could break some heat ...

With the first official 100-degree reading in 13 years on Tuesday, Philadelphia broke a 100-year-old record for a daily ...

Sauna-like conditions on Friday are threatening to break records in major Northeast cities during summer’s hottest month ...

At least 130 million people from Texas to Maine are under alert for dangerous heat and humidity over the next few days.

The Philadelphia region is baking under a summer heat wave, with temperatures soaring well into the 90s. Health experts are urging residents to take precautions to stay safe, cool and hydrated.

As previous disasters have laid bare the US’ vulnerabilities to other types of extreme weather, this week is revealing strains in infrastructure and highlighting public health risks when faced with ...

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

How to stay cool in a heat wave — even without air conditioning ... Stream Philadelphia News for free, 24/7, wherever you are with NBC10. WATCH HERE. So here are some tips to stay safe.