[ncl-talk] Contour map in ncl 6.6. 2

Zilore Mumba zmumba at gmail.com
Mon Nov 2 21:21:45 MST 2020 

Thank you very much Dennis!

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On Tue, Nov 3, 2020 at 2:30 AM Dennis Shea <shea at ucar.edu> wrote:

> [0] The *climo_0.ncl* script is attached
>
> [2] Gus: THX for answering
>
> [3] Zilore:  (a) Please DO NOT put a new question under a previous
> ncl-talk question.
>                  (b) Create a new 'thread' with a Subject
>
> On Mon, Nov 2, 2020 at 4:09 PM Zilore Mumba via ncl-talk <
> ncl-talk at mailman.ucar.edu> wrote:
>
>> I wonder what happened to climo_0.ncl. The link on the page gives the
>> message " The requested URL was not found on this server." I would
>> appreciate if anyone has a copy to share.
>>
>> On Sun, Nov 1, 2020 at 10:48 AM Zilore Mumba <zmumba at gmail.com> wrote:
>>
>>> Thank you very much indeed for this very useful information.
>>> I appreciate your time and effort.
>>>
>>> On Sun, Nov 1, 2020 at 10:39 AM Gus Correa via ncl-talk <
>>> ncl-talk at mailman.ucar.edu> wrote:
>>>
>>>> Your input file name suggests that it is daily data.
>>>> However, clmMonTLL expects an input file with monthly data,
>>>> and a time dimension (number of months) that is a multiple of 12:
>>>> https://www.ncl.ucar.edu/Document/Functions/Contributed/clmMonTLL.shtml
>>>>
>>>> You can try first to calculate monthly values from the daily input
>>>> using calculate_monthly_values:
>>>>
>>>> https://www.ncl.ucar.edu/Document/Functions/Contributed/calculate_monthly_values.shtml
>>>> But you need to make sure that your input (daily data) has a time
>>>> dimension with a recognized
>>>> calendar (I guess it would be gregorian).
>>>> A "ncdump -h " of your input file should tell.
>>>>
>>>>
>>>> On Sun, Nov 1, 2020 at 3:19 AM Zilore Mumba via ncl-talk <
>>>> ncl-talk at mailman.ucar.edu> wrote:
>>>>
>>>>> I hope I can get assistance from Rick or Dennis or indeed anyone who
>>>>> can help. I am working with climate simulations using cordex data (20+
>>>>> regional models). I have files of  the 30 year period (2021-2050), though I
>>>>> tried   climo_0.ncl
>>>>> <https://www.ncl.ucar.edu/Applications/Scripts/climo_0.ncl> with only
>>>>> one model simulation.
>>>>> When I run the script, I get "*(0) contributed.ncl: clmMonTLL:
>>>>> dimension must be a multiple of 12*"
>>>>>
>>>>> *The following are modifications I made to the original script:*
>>>>>   a    =
>>>>> addfile("../../Data/rcp45/precip/pr_AFR-44_NOAA-GFDL-GFDL-ESM2M_rcp45_r1i1p1_SMHI-RCA4_v1_day_20210101_20501231.nc","r")
>>>>>   prc  = a->pr                                 ; (time,lat,lon)
>>>>>   time = a->time                                ; (time) ==> YYMM
>>>>>   ntim = dimsizes(time)
>>>>>
>>>>> ;---Read lat/lon arrays and attach as special "lat2d" / "lon2d"
>>>>> attributes
>>>>>   lat2d    = a->rlat             ; (y,x)
>>>>>   lon2d    = a->rlon             ; (y,x)
>>>>>
>>>>>   prc&rlat at units = "degrees_north"
>>>>>   prc&rlon at units = "degrees_east"
>>>>>
>>>>>   months = (/"January", "February", "March", "April" \
>>>>>             ,"May", "June", "July", "August"         \
>>>>>             ,"September", "October", "November"      \
>>>>>             ,"December" /)
>>>>>
>>>>>
>>>>>   printVarSummary(prc)    ; note "coordinates" attribute
>>>>>   printVarSummary(lat2d)
>>>>>   printVarSummary(lon2d)
>>>>> ;*************************************************************
>>>>>
>>>>> *I also used (see last line below):*
>>>>>
>>>>> ; Compute the climatology using a function in contributed.ncl
>>>>> ;************************************************
>>>>>   prcClm = clmMonTLL (prc)            ; monthly climatology
>>>>>   prcStd = stdMonTLL (prc)            ; monthly interannual variability
>>>>> ;************************************************
>>>>>
>>>>> ;To get the climatology for Jan 2021 through Dec 2030 for this dataset:
>>>>> ;prcClm = clmMonTLL (prc(12:131,:,:)), using conventional subscripts.
>>>>> prcClm = clmMonTLL (prc({202101:203012},:,:)) ;using coordinate
>>>>> subscripting.
>>>>>
>>>>> ;*******************************************************************************
>>>>>
>>>>> I will appreciate any help.
>>>>> Zilore
>>>>>
>>>>>
>>>>> On Sat, Oct 31, 2020 at 2:50 AM Md. Jalal Uddin via ncl-talk <
>>>>> ncl-talk at mailman.ucar.edu> wrote:
>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> Why am I not getting the contour colour in the map in ncl 6.6.2?
>>>>>>
>>>>>> Any suggestions would be appreciated?
>>>>>>
>>>>>> Best wishes,
>>>>>> Jalal
>>>>>> --
>>>>>> *Md. Jalal Uddin*
>>>>>> Founder and Director of Research Society (
>>>>>> https://researchsociety20.org/founder-and-director/)
>>>>>> PhD candidate - Atmospheric Physics and Atmospheric Environment
>>>>>> (NUIST)
>>>>>> M.Sc. in Applied Meteorology (NUIST)
>>>>>> B.Sc. in Disaster Management (PSTU)
>>>>>> Email: dmjalal90 at nuist.edu.cn
>>>>>> Personal website: https://dmjalal90.weebly.com/
>>>>>> Research gate profile:
>>>>>> https://www.researchgate.net/profile/Md_Uddin125
>>>>>> YouTube channel: http://www.youtube.com/c/MdJalalUddindmjalal90
>>>>>> Cell: +8613260859092, +8801792052662
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