[ncl-talk] Fwd: Make a plot

Tue Jan 24 10:56:55 MST 2017

Kwesi,

What exactly are you plotting, if you want the labelbar to represent dates
rather than values?

For example, in the upper left plot that you included, you have red for
January 1, green for May 1.  What does that mean?

--Mary

On Mon, Jan 23, 2017 at 1:11 PM, Kwesi Quagraine <starskykwesi at gmail.com>
wrote:

> Hello Mary, thanks for the "lbLabelStrings" command. I come back to you
> again on this. Was wondering instead of making 12 plots of Jan - December,
> How can I show all this in just a plot and label them according to the
> months as is seen in the picture?
>
> Kwesi
>
> On Mon, Jan 23, 2017 at 8:20 PM, Mary Haley <haley at ucar.edu> wrote:
>
>>
>> In order to change the labels on a labelbar plot, you need to provide a
>> label for every box using the "lbLabelStrings" resource. If there's a
>> particular box that you don't want a label for, use a blank string with "".
>>
>> See the labelbar example page:
>>
>> http://www.ncl.ucar.edu/Applications/labelbar.shtml
>>
>> and use your browser search to find "lbLabelStrings".
>>
>> Here's another good one:
>>
>> http://www.ncl.ucar.edu/Applications/mask.shtml#ex4
>>
>>
>> On Mon, Jan 23, 2017 at 10:02 AM, Kwesi Quagraine <starskykwesi at gmail.com
>> > wrote:
>>
>>> Hello Mary, thanks for the reply, I can make the plot as you have
>>> attached but the challenge was how to make the plot with dates on the label
>>> bar indicating the dates as attached.
>>>
>>> Kwesi
>>>
>>> On Mon, Jan 23, 2017 at 6:52 PM, Mary Haley <haley at ucar.edu> wrote:
>>>
>>>> Kwesi,
>>>>
>>>> If you are new to NCL, I suggest that you start by looking at this
>>>> tutorial:
>>>>
>>>> https://dl.dropboxusercontent.com/u/8357888/homepage/tutoria
>>>> is/ncl/NCL_Tutorial_V1.1.pdf
>>>>
>>>> It's a very nice step-by-step tutorial on how to create NCL graphics.
>>>> This tutorial starts off with simple examples and then gradually moves onto
>>>> more complex examples.
>>>>
>>>> To see some basic examples of plotting data over a map, go to our
>>>> examples page:
>>>>
>>>> "Plotting data on a map"
>>>> http://www.ncl.ucar.edu/Applications/plot_data_on_map.shtml
>>>>
>>>> This gives you an overview of how to understand your data so you know
>>>> how to plot it correctly.  You have data on a rectilinear grid, which is
>>>> usually the easiest kind of data to plot, because the lat/lon arrays
>>>> associated with your data are actually attached to the variable when you
>>>> read the data in.
>>>>
>>>> Please see the attached script, which I started for you, based on
>>>> examples dataonamap_1.ncl and dataonamap_7.ncl.
>>>>
>>>> Hopefully you can take it from here, by reading the above tutorial, and
>>>> looking over some of the examples on our website:
>>>>
>>>> http://www.ncl.ucar.edu/Applications/
>>>>
>>>> You may also want to see our examples page that is specifically for
>>>> precipitation:
>>>>
>>>> http://www.ncl.ucar.edu/Applications/HiResPrc.shtml
>>>>
>>>> It says "high-res" on the page, but really, you can use this for low
>>>> resolution too.
>>>>
>>>> --Mary
>>>>
>>>>
>>>> On Mon, Jan 23, 2017 at 1:59 AM, Kwesi Quagraine <
>>>> starskykwesi at gmail.com> wrote:
>>>>
>>>>> Hello was wondering if anyone could help me with this? thanks
>>>>> ---------- Forwarded message ----------
>>>>> From: Kwesi Quagraine <starskykwesi at gmail.com>
>>>>> Date: Sun, Jan 22, 2017 at 1:45 PM
>>>>> Subject: Make a plot
>>>>> To: "ncl-talk at ucar.edu" <ncl-talk at ucar.edu>
>>>>>
>>>>>
>>>>> Hello NCLers, I want to make a plot similar to the one attached with
>>>>> the data attached as well. I will be grateful if someone can  point me in a
>>>>> direction. Thanks in advance.
>>>>>
>>>>> Regards,
>>>>> Kwesi
>>>>>
>>>>>
>>>>> var summary;
>>>>> Variable: pr
>>>>> Type: float
>>>>> Total Size: 22296240 bytes
>>>>>             5574060 values
>>>>> Number of Dimensions: 3
>>>>> Dimensions and sizes:    [time | 180] x [lat | 179] x [lon | 173]
>>>>> Coordinates:
>>>>>             time: [15011.5..20455.5]
>>>>>             lat: [-46.25..42.75]
>>>>>             lon: [-25.25..60.75]
>>>>> Number Of Attributes: 5
>>>>>   standard_name :    precipitation_flux
>>>>>   long_name :    Precipitation
>>>>>   units :    kg m-2 s-1
>>>>>   _FillValue :    1e+20
>>>>>   cell_methods :    time: mean
>>>>> (0)    Precipitation (kg m-2 s-1) : min=0   max=0.00116586
>>>>>
>>>>> --
>>>>> Try not to become a man of success but rather a man of value-Albert
>>>>> Einstein
>>>>>
>>>>> University of Cape Coast|College of Agriculture and Natural Sciences|Department
>>>>> of Physics|
>>>>> Team Leader|Recycle Up! Ghana|Technology Without Borders|
>>>>> Other emails: kwesi.quagraine at ucc.edu.gh|kwesi.quagraine at teog.de|
>>>>> Mobile: +233266173582 <+233%2026%20617%203582>
>>>>> Skype: quagraine_cwasi
>>>>> Twitter: @Pkdilly
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Try not to become a man of success but rather a man of value-Albert
>>>>> Einstein
>>>>>
>>>>> University of Cape Coast|College of Agriculture and Natural Sciences|Department
>>>>> of Physics|
>>>>> Team Leader|Recycle Up! Ghana|Technology Without Borders|
>>>>> Other emails: kwesi.quagraine at ucc.edu.gh|kwesi.quagraine at teog.de|
>>>>> Mobile: +233266173582 <+233%2026%20617%203582>
>>>>> Skype: quagraine_cwasi
>>>>> Twitter: @Pkdilly
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>> Try not to become a man of success but rather a man of value-Albert
>>> Einstein
>>>
>>> University of Cape Coast|College of Agriculture and Natural Sciences|Department
>>> of Physics|
>>> Team Leader|Recycle Up! Ghana|Technology Without Borders|
>>> Other emails: kwesi.quagraine at ucc.edu.gh|kwesi.quagraine at teog.de|
>>> Mobile: +233266173582 <+233%2026%20617%203582>
>>> Skype: quagraine_cwasi
>>> Twitter: @Pkdilly
>>>
>>>
>>
>
>
> --
> Try not to become a man of success but rather a man of value-Albert
> Einstein
>
> University of Cape Coast|College of Agriculture and Natural Sciences|Department
> of Physics|
> Team Leader|Recycle Up! Ghana|Technology Without Borders|
> Other emails: kwesi.quagraine at ucc.edu.gh|kwesi.quagraine at teog.de|
> Mobile: +233266173582 <+233%2026%20617%203582>
> Skype: quagraine_cwasi
> Twitter: @Pkdilly
>
>
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