6abc Action News meteorologist Cecily Tynan just announced her plans to depart the station. Tynan has been a fixture at the station since joining the network in 1995. For years, 6abc has consistently been the most viewed TV station in the Philadelphia. READ MORE: The Real Truth Behind Jamie Apody's Departure from 6abcThe good news for viewers is there will be plenty of time to say goodbye to Cecily at 6abc. Tynan's departure is the latest in a series of changes at the station (and in the Philadelphia TV market).