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

[Zilore Mumba]

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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