Umberto
Just for laughs. When Kennedy ATIS is listened to it gives the spiel about wind, temperature, altimeter, etc. then lists the runways in use starting with 4L and ending with 36R with every number from 5 to 35 mentioned both left and right runways. I don't know if it is a FSX or FSDT problem. It takes about 5 minutes for the ATIS to run to completion. This started probably in 2011. If I were you I would not worry about. I don't This is just information for you and the forum.
Michael Cubine