NotifyNYC just issued this alert, "There will be 20-30 aircrafts flying single file out of Sky Manor Airport (Pittstown, NJ) at 1,100 feet down the Hudson River this afternoon at 3:30 PM. The aircraft will depart Sky Manor Airport, Pittstown, NJ at 3:00 PM and will enter the Hudson River near Alpine Tower."


Further, NotifyNYC says, "The aircraft will fly south over the Hudson River for approximately 15 minutes and depart to the west back to Sky Manor Airport," and attached these photos.