Lancaster County is operating under its first Code Red alert of the summer season as a heat wave sets in across central ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for Erie County, signaling ...

The worst air in the country on the morning of June 14 was in New Castle County because of a wildfire in New Jersey. The air ...

A code orange alert has been issued for the Lehigh Valley and eastern Pennsylvania on Monday due to elevated ozone levels as ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for the Susquehanna Valley ...

People in Lancaster County are among those being advised to limit outdoor activity today after the state Department of ...

NORRISTOWN — A Code Red hot weather emergency declaration in Montgomery County was extended through Wednesday as a heat wave ...

Dangerous heat in the Lehigh Valley continues Monday, which likely will be the most humid of the next few days as ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, impacting air quality in areas around the Great Lakes and the U.S. Northeast, ...

On Monday, the region is also under an extreme heat warning from the National Weather Service as a large area of high ...