[ncl-talk] Any script to compute horizontal and vertical moisture advection terms?

Dennis Shea shea at ucar.edu
Fri Jan 31 06:18:45 MST 2020


When you are looking for assorted applications look at [*Data Analysis*]
*http://www.ncl.ucar.edu/Applications/*
<http://www.ncl.ucar.edu/Applications/>

*http://www.ncl.ucar.edu/Applications/wind.shtml*
<http://www.ncl.ucar.edu/Applications/wind.shtml>
See the Examples that calculate: *Vertically Integrated Moisture Flux
Convergence (VIMFC).*
mfc_div_1.ncl
mfc_div_2.ncl

These use the *advect_variable_cfd
<https://www.ncl.ucar.edu/Document/Functions/Contributed/advect_variable_cfd.shtml>
*[regional grid] or *advect_variable
<https://www.ncl.ucar.edu/Document/Functions/Contributed/advect_variable.shtml>
*[global grid] function
'under-the-hood'

The 'wind' link has other examples that may be of interest.

Good luck

On Fri, Jan 31, 2020 at 1:25 AM Barry Lynn via ncl-talk <ncl-talk at ucar.edu>
wrote:

> Might this help?
>
>
> https://www.ncl.ucar.edu/Document/Functions/Contributed/advect_variable_cfd.shtml
>
> On Fri, Jan 31, 2020 at 9:28 AM lpasmanoranjan via ncl-talk <
> ncl-talk at ucar.edu> wrote:
>
>> Dear Users,
>> I am having problem while computing the horizontal and vertical moisture
>> advection terms, which are:
>> (1/g) x ∫ω∙∂q/∂p dp
>> (1/g) x ∫V∙∇q dp
>>
>> I have u, v, w (z-wind), q in 1000, 950, 900, ...., 150, 100 pressure
>> levels.
>>
>> Any kind of help or suggestions are highly appreciated.
>>
>> --
>> Kind Regards,
>> Mano
>> --
>> Kind Regards,
>> Mano
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>
>
>
> --
> Barry H. Lynn, Ph.D
> Senior Associate Scientist, Lecturer,
> The Institute of the Earth Science,
> The Hebrew University of Jerusalem,
> Givat Ram, Jerusalem 91904, Israel
> Tel: 972 547 231 170
> Fax: (972)-25662581
>
> C.E.O, Weather It Is, LTD
> Weather and Climate Focus
> http://weather-it-is.com
> Jerusalem, Israel
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>
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