Quote Originally Posted by Deadshade View Post
A small question about precipitation field in FT. How is it computed ? Just a random function with some latitude dependence ? Or did it use a partial pressure function at saturation ?
It uses a base value with a temperature (and thus altitude) dependendence as well as a random amount. See attached for the FT V1 manual section on the elements used. It leaves out the prescale offset things because they weren't in the system at that point.

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