[ncl-talk] Computing the level of free convection, equilibrium level etc. for CAPE

Dennis Shea shea at ucar.edu
Wed May 4 15:26:22 MDT 2022


NCL developers did NOT develop the underlying fortran codes invoked by
'wrf_cape_3d'
NCL developers created only the C interfaces between NCL and the fortran
subroutines.

Hence, we can not answer your questions. I have attached the fortran code
that I think is used by NCL.

Good Luck.






On Wed, May 4, 2022 at 2:31 PM Sai Prasanth <
prashanth.bhalachandran at gmail.com> wrote:

> Dear NCL experts,
> I am trying to compute the CAPE for the various columns in a cyclonic
> storm and I'd like to change the definition of the "environment". As a
> result, I'd like to have control over the various steps in the process and
> prefer not to directly use the CAPE_3D subroutine. Unfortunately, I can't
> seem to figure out how to calculate the integral limits viz. the level of
> free convection and the level of equilibrium. I see that the parcel is
> defined as the 500 m vertical block within which the various parameters are
> averaged. Can you please share the code of wrf_cape_3d or explain in
> algorithmic terms how the environment is defined, and how the two levels
> that form the integral bounds are computed?
>
> Thank you,
> Prashanth
>
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