Your midday Pennsylvania weather update Multiple flood alerts are active across Pennsylvania this Friday morning, with flood warnings and advisories stretching from the southeast through central regions. Standing water and swollen streams from recent rainfall continue to create hazardous conditions, particularly along smaller waterways and in low-lying areas. This morning starts chilly at 32 degrees, but we'll see temperatures climb steadily through late morning, reaching our high of 52 degrees around 1 P.M.