Here a new thread with updates on my  "All months preset set"  for P3D4.1 and P3Dv4.2 . Both including many custom tweaks and expressions , depending on time of day, month, weather and altitude including Clouds Directional Lighting .   P3Dv4.1 :  http://members.casema.nl/gsalden/PTA2-Saldo 4_1 All months.rar P3Dv4.2 : http://members.casema.nl/gsalden/PTA2-Saldo 4_2 v11 All months.rar                  http://members.casema.nl/gsalden/PTA2-Saldo 4_2 v12 All months.rar