Dense Fog Advisory
until MON 10:00 AM EDT, Berks County, Delaware County, Eastern Chester County, Eastern Montgomery County, Lehigh County, Lower Bucks County, Northampton County, Philadelphia County, Upper Bucks County, Western Chester County, Western Montgomery County, Carbon County, Monroe County, Camden County, Gloucester County, Mercer County, Northwestern Burlington County, Southeastern Burlington County, Warren County, Coastal Ocean County, Hunterdon County, Ocean County, Somerset County, Warren County