Philadelphia is under an extreme heat warning with heat index values up to 105 degrees, advising residents to stay cool and ...

Millions of Americans in the Northeast are being advised to avoid strenuous physical activity outdoors due to unhealthy air ...

Our region is under an “extreme heat warning” with temperatures in Philly expected to reach 100 degrees for the first time in ...

At 3:45 p.m. on Tuesday, the National Weather Service reported an updated air quality alert in effect until Thursday at ...

Philadelphia officially hit 100 degrees for the first time in 13 years. Here's what to know about the heat wave, power ...

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

The official temperature in Philly hit 99 degrees late Monday afternoon, setting a record for the date. At one point it felt ...

The Philadelphia region is facing an extreme heat warning until Wednesday evening as temperatures soar to the upper 90s and ...

It's oppressive outside today in Pennsylvania, as heat indices may near 110 degrees. When is relief on the way? Here's the ...

Stay safe in this sweltering heat, New Jersey. Here's the latest today, from heat maps, advisories and warnings, to when we'll see relief.