FlyJSim shared the official trailer of their new Rainman package coming to their 737 and 727 on X-Plane 11.
Rainman package is going to be free of charge and will add new features to the aircraft, including realistic rain effects on the windshield, also, update will provide 732 with a working weather radar. AviTab integration will be included in this update, too.
You can view the trailer for the Rainman package on their YouTube channel here.