High pressure dominates the Commonwealth through the end of the work week. Thursday will see sunny skies for the northern half of the state and clearing skies in the southern portion. Temperatures increase to the 50’s for most of Pennsylvania, apart from Erie which remains in the upper 40’s. Clear skies remain overnight for the entirety of the Commonwealth. Clouds move back into the Pittsburgh region late in the day on Friday. Rain moves into the western portion of the state early in the day on Saturday, moving through Pennsylvania as the day progresses.  Spotty showers continue Sunday while temperatures increase to above-average temperatures. On-and-off rain showers persist through the day on Monday and overnight into Tuesday as a cold front passes across the Eastern United States.