[ncl-talk] Plot *.dat format data

Xi Chang xi.chang01 at gmail.com
Mon Apr 18 10:00:12 MDT 2016


Thanks guys,
That's really useful for SPARC community.

Regards,
Chang

On Mon, Apr 18, 2016 at 5:54 PM, Dennis Shea <shea at ucar.edu> wrote:

> I have an existing NCL script that reads the ascii and creates a single
> netCDF file containing both variables. Also, I modified Mary's plot script
> to read each variable and plot the data.
>
> FYI: If you look at the 'Climate Data Guide:
> https://climatedataguide.ucar.edu/
>
> and search on SPARC you will see assorted comments on various SPARC data
> sets.
>
> ---
> It is likely, I will add a SPARC link onto NCL's Application page in the
> near future.
>
> Good luck
>
>
>
>
> On Sat, Apr 16, 2016 at 3:30 PM, Mary Haley <haley at ucar.edu> wrote:
>
>> Xi,
>>
>> I noticed that this website provided ASCII data, so I chose to use that
>> instead of the binary data:
>>
>> ftp://sparc-ftp1.ceda.ac.uk/sparc/ref_clim/randel/temp_wind/
>>
>> It's pretty easy to read this data using NCL's "asciiread" function:
>>
>> temp = asciiread("temp.ascii",(/33,41,12/),"float") ; lev x lat x time
>> wind = asciiread("wind.ascii",(/46,41,12/),"float")
>>
>> Note the ordering is opposite of the Fortran code they provide in the
>> README file.
>>
>> I've attached two scripts, one that does a very basic read of your data
>> and a series of plots, and one that is much more customized, in that it
>> creates the time, lat, and level coordinates for your data and does a 3 x 4
>> panel plot of both sets of variables.
>>
>> If you are new to NCL, please see:
>>
>> DKRZ: NCL Tutorial Version 1.1
>> <https://dl.dropboxusercontent.com/u/8357888/homepage/tutoriais/ncl/NCL_Tutorial_V1.1.pdf>
>>
>> --Mary
>>
>>
>>
>> On Sat, Apr 16, 2016 at 12:50 PM, Xi Chang <xi.chang01 at gmail.com> wrote:
>>
>>> Dear NCL,
>>>
>>> Im wondering how to plot the zonal mean wind and temperature
>>> from SPARC dataset here
>>> http://www.sparc-climate.org/data-center/data-access/reference-climatologies/randels-climatologies/temperature-wind-climatology/
>>> with a format *wind.dat* dan *temp.dat* using NCL?
>>>
>>> Anyhelp would be really appreciated.
>>>
>>> Thanks
>>> Xi Chang.
>>>
>>>
>>>
>>>
>>>
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>>
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