Heat Advisory issued June 23 at 8:10PM EDT until June 25 at 8:00PM EDT by NWS State College PA

* WHAT…Heat index values up to 104.

* WHERE…Columbia, Juniata, Mifflin, Montour, Northumberland,
Schuylkill, Snyder, Southern Lycoming, and Union Counties.

* WHEN…Until 8 PM EDT Wednesday.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events. Heat impacts are likely in
most health systems, heat-sensitive industries and infrastructure.

* ADDITIONAL DETAILS…The highest heat index will occur in the
urban valley locations. Temperatures in the 70s overnight will
provide little if any relief.