Dense Fog Advisory
until SUN 9:00 AM EST, Lancaster County, Schuylkill County, Lebanon County, Lehigh County, Monroe County, Delaware County, Lower Bucks County, Eastern Chester County, Northampton County, Western Montgomery County, Eastern Montgomery County, Carbon County, Upper Bucks County, Berks County, Philadelphia County, Western Chester County, Camden County, Gloucester County, Mercer County, Somerset County, Salem County, Northwestern Burlington County, Warren County, Hunterdon County, New Castle County