[ncl-talk] help on regrinding from regular to tripolar grid

David Bailey dbailey at ucar.edu
Thu Jul 6 19:21:53 MDT 2017


Hi Jiande,

For just plotting in NCL, it is easiest to use the @lat2d and @lon2d
attributes. If you actually need to remap, I will point you to some scripts
that I have that use the ESMF remapping routines in NCL.

Dave

On Thu, Jul 6, 2017 at 7:50 PM, Jiande Wang - NOAA Affiliate <
jiande.wang at noaa.gov> wrote:

> Dave:
>   Thanks for your reply.
>   First do you think my two steps approach is necessary or do you think I
> can regrid the data directly from one tripolar to another tripolar?
>   Second question is how do I take consideration on the rotation angles in
> these two tripolar grid.
>
> Cheers,
> Jiande
>
> On Thu, Jul 6, 2017 at 4:15 PM, David Bailey <dbailey at ucar.edu> wrote:
>
>> I can help Jiande.
>>
>> Dave
>>
>> Likely sent from a coffee shop.
>>
>> > On Jul 6, 2017, at 6:03 PM, Jiande Wang - NOAA Affiliate <
>> jiande.wang at noaa.gov> wrote:
>> >
>> > Hi,
>> >   I am new to NCL.
>> >  I have a tripolar grid ocean data and want to regrid it to another
>> tripolar grid.
>> >   What I plan to do is first regrid the original tripolar grid data to
>> regular lat/lon data. Then I will regrid the regular data to new tripolar
>> grid.
>> >   I know what to do in the first step, but not clear on how to do in
>> the second step.
>> >   Has any one have experience or script on my task?
>> >
>> >  Your suggestion will be appreciated.
>> >
>> > Thanks
>> > _______________________________________________
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>
>


-- 

David A Bailey
 email: dbailey_at_ucar.edu
National Center for Atmospheric Research   phone: 303-497-1737
PO Box 3000
fax  : 303-497-1700
Boulder, CO 80307-3000
                   http://www.cgd.ucar.edu/staff/dbailey
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