Temps reaching 110 F over the weekend for our region.
Heat will build through midweek with near-record temperatures and oppressive humidity into the weekend. A period of dangerous heat is likely Friday into Sunday with maximum heat index 100 to 110 degrees during the afternoon and early evening over south-central PA. The highest heat indices are most likely southeast of the I-81 corridor in the Lower Susquehanna Valley, including the Harrisburg and adjacent metropolitan areas. Be prepared for a significant and prolonged heat wave.