[ncl-talk] About local time (UTC+9)

[Dave Allured - NOAA Affiliate]

Soares,

Never mind about those print statements.  This problem was already solved.
Please follow the instructions in this message:

http://mailman.ucar.edu/pipermail/ncl-talk/2016-September/006863.html

--Dave


On Thu, Feb 9, 2017 at 10:15 AM, Dave Allured - NOAA Affiliate <
dave.allured at noaa.gov> wrote:

> Oops, my mistake.  Can you please tell me whether the input file contains
> numeric time coordinates, or only character time coordinates?  It is much
> easier to calculate offset times if the numeric time coordinates are
> already calculated.
>
> Right after addfile, try printFileVarSummary (in, "U").  If tjhat does not
> work, try printFileVarSummary (in, "UU").  The first subscript in the
> variable gets you the name of the time dimension.
>
> Then try printFileVarSummary (in, "TIME") where you replace TIME with the
> actual name of the time dimension.  Then please show us the output from
> only that command.
>
> If that does not work, you can try manually searching for a numeric time
> coordinate.  print (in) shows you a summary of all variables in the file.
> Scroll through that list by pressing the space bar until you get to the
> end.  Look for a variable with "time" in the name; a numeric type such as
> double, float, or integer; and units attribute like "days since" or "hours
> since".  Then show the complete printed description for that variable.
>
> --Dave
>
>
> On Wed, Feb 8, 2017 at 8:47 PM, isakhar sakhar isakhar <
> isakhar.inside13 at gmail.com> wrote:
>
>> Dear Mr.Dave
>>
>> By following your instruction I get complete output as in attachment
>> (output.script.txt).
>>
>> Best regards,
>> Soares
>>
>>
>> On Thu, Feb 9, 2017 at 10:42 AM, Dave Allured - NOAA Affiliate <
>> dave.allured at noaa.gov> wrote:
>>
>>> Also I see another problem.  In these two lines which I just sent, make
>>> sure you have ASCII straight double quotes (") in the script before you run
>>> it.  I think I sent you curly double quotes (UTF-8) by mistake.
>>>
>>>     time_numeric = cd_inv_string (times, "%Y%N%D%H%M")
>>>     offset_times = cd_string (time_numeric, "%Y%N%D%H%M" )
>>>
>>> --Dave
>>>
>>>
>>> On Wed, Feb 8, 2017 at 6:29 PM, Dave Allured - NOAA Affiliate <
>>> dave.allured at noaa.gov> wrote:
>>>
>>>> Soares,
>>>>
>>>> Please insert this right below "ntimes = dimsizes(times)":
>>>>
>>>>     print (times(0:2))
>>>>     time_numeric = cd_inv_string (times, “%Y%N%D%H%M”)
>>>>     print (time_numeric(0:2))
>>>>
>>>>     offset = -9    ; hours
>>>>     time_numeric = time_numeric - offset
>>>>     offset_times = cd_string (time_numeric, “%Y%N%D%H%M” )
>>>>     print (offset_times(0:2))
>>>>     exit
>>>>
>>>> Then run it and show us the complete output, including all normal and
>>>> error messages.
>>>>
>>>> --Dave
>>>>
>>>>
>>>> On Wed, Feb 8, 2017 at 5:18 PM, isakhar sakhar isakhar <
>>>> isakhar.inside13 at gmail.com> wrote:
>>>>
>>>>> Dear Mr.Rick
>>>>>
>>>>> That is I mean, I want to use the ntimes to call cd_string because of
>>>>> my wrfout file is in UTC but I want to get the output result in UTC+9.
>>>>> I have active load above my script but it does not change anything.
>>>>>
>>>>> Any help will appreciate,
>>>>>
>>>>> Regards,
>>>>> Soares
>>>>>
>>>>> On Wed, Jan 25, 2017 at 11:29 PM, Rick Brownrigg <brownrig at ucar.edu>
>>>>> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I'm not sure what you are trying to do, but this part does not seem
>>>>>> right:
>>>>>>
>>>>>>    do it = 0,ntimes-1                ;Loop for the time: it= starting
>>>>>> time
>>>>>>       time = it
>>>>>>       time_numeric=cd_string(time(0),"%Y%N%D%H%M")
>>>>>>
>>>>>> "time" would be an integer scalar (although in NCL, all scalars are
>>>>>> arrays of dimension 1, so notation like time(0) is not a syntax/semantic
>>>>>> error), but time certainly will not have the requisite "units" attribute.
>>>>>> Did you perhaps mean to specify "ntimes(it)" in the call to cd_string()?
>>>>>>
>>>>>> Rick
>>>>>>
>>>>>> On Tue, Jan 24, 2017 at 11:28 PM, isakhar sakhar isakhar <
>>>>>> isakhar.inside13 at gmail.com> wrote:
>>>>>>
>>>>>>> Dear Mr.Dave
>>>>>>>
>>>>>>> I am very for asking a lot, I have tried my best but I still face
>>>>>>> the error even I already have the line '/usr/share/ncarg/nclscripts/contrib/cd_string.ncl'
>>>>>>> on my top script. I still use NCL version 6.1.2.
>>>>>>>
>>>>>>> I face error say:
>>>>>>>
>>>>>>> cd_string: The variable containing time values must have a 'units'
>>>>>>> attribute.
>>>>>>> fatal:Illegal right-hand side type for assignment
>>>>>>> fatal:["Execute.c":8128]:Execute: Error occurred at or near line 33
>>>>>>> in file script.ncl
>>>>>>>
>>>>>>> My script file in attachment.
>>>>>>> Thanks
>>>>>>>
>>>>>>> regards,
>>>>>>> Soares
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Jan 25, 2017 at 5:46 AM, Dave Allured - NOAA Affiliate <
>>>>>>> dave.allured at noaa.gov> wrote:
>>>>>>>
>>>>>>>> Soares,
>>>>>>>>
>>>>>>>> Also show the output from print (time(0)) before you call cd_string.
>>>>>>>>
>>>>>>>> --Dave
>>>>>>>>
>>>>>>>>
>>>>>>>> On Tue, Jan 24, 2017 at 1:29 PM, Dave Allured - NOAA Affiliate <
>>>>>>>> dave.allured at noaa.gov> wrote:
>>>>>>>>
>>>>>>>>> Soares,
>>>>>>>>>
>>>>>>>>> The documentation for cd_string says that you must have this line
>>>>>>>>> at the top of your program:
>>>>>>>>>
>>>>>>>>>    load "$NCARG_ROOT/lib/ncarg/nclscripts/contrib/cd_string.ncl"
>>>>>>>>>
>>>>>>>>> If that does not solve your problem, then please show:
>>>>>>>>>
>>>>>>>>> 1.  Complete console output up to the point of error.  This should
>>>>>>>>> include the command to run your program, and the NCL version number.
>>>>>>>>>
>>>>>>>>> 2.  A complete copy of your NCL script, or a reduced test script
>>>>>>>>> that just shows this error.
>>>>>>>>>
>>>>>>>>> --Dave
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Mon, Jan 23, 2017 at 9:28 PM, isakhar sakhar isakhar <
>>>>>>>>> isakhar.inside13 at gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> Dear Mr. Dave
>>>>>>>>>>
>>>>>>>>>> I have modified the syntax to cd_string but I still face the
>>>>>>>>>> error 'fatal:Undefined identifier: (cd_string) is undefined, can't continue'
>>>>>>>>>>
>>>>>>>>>> time_numeric=cd_string(time,"%Y%N%D%H%M")  ;; will return in
>>>>>>>>>> hours since 1800-01-01 unless specified otherwise
>>>>>>>>>> offset=-9    ; hours
>>>>>>>>>> time_numeric =time_numeric-offset
>>>>>>>>>>
>>>>>>>>>> time=cd_string(time_numeric,"%Y%N%D%H%M")
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Soares
>>>>>>>>>>
>>>>>>>>>> On Tue, Jan 24, 2017 at 12:39 PM, Dave Allured - NOAA Affiliate <
>>>>>>>>>> dave.allured at noaa.gov> wrote:
>>>>>>>>>>
>>>>>>>>>>> Soares,
>>>>>>>>>>>
>>>>>>>>>>> The function cd_inv_string is in the next NCL release.  It is
>>>>>>>>>>> not available in the current release 6.3.0.  That is why you are getting a
>>>>>>>>>>> syntax error.
>>>>>>>>>>>
>>>>>>>>>>> If your data already has date/time in numeric format as hours
>>>>>>>>>>> since XXX, then you might be able to directly subtract the offset and use
>>>>>>>>>>> cd_string to print the times that you want.
>>>>>>>>>>>
>>>>>>>>>>> --Dave
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Mon, Jan 23, 2017 at 8:07 PM, isakhar sakhar isakhar <
>>>>>>>>>>> isakhar.inside13 at gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Dear Mr.Dennis
>>>>>>>>>>>>
>>>>>>>>>>>> I have a wrfout data and it is in UTC. I want to print in my
>>>>>>>>>>>> local time (UTC+9). I already have the file cd_inv_string.ncl and already
>>>>>>>>>>>> load it in my top of file. I also adjust as below to the my local time but
>>>>>>>>>>>> I still face the error.
>>>>>>>>>>>>
>>>>>>>>>>>> time_numeric=cd_inv_string(ntimes,“%Y%N%D%H%M”)  ;; will
>>>>>>>>>>>> return in hours since 1800-01-01 unless specified otherwise
>>>>>>>>>>>> offset=-9    ; hours
>>>>>>>>>>>> time_numeric =time_numeric-offset
>>>>>>>>>>>> time=cd_string(time_numeric,“%Y%N%D%H%M” )
>>>>>>>>>>>>
>>>>>>>>>>>> I got the error say: fatal:syntax error: line 34 in file
>>>>>>>>>>>> script.ncl before or near �
>>>>>>>>>>>> time_numeric=cd_inv_string(time,
>>>>>>>>>>>>
>>>>>>>>>>>> My file in attachment.
>>>>>>>>>>>> Really appreciate for any help.
>>>>>>>>>>>>
>>>>>>>>>>>> Big thanks
>>>>>>>>>>>> Soares
>>>>>>>>>>>>
>>>>>>>>>>>
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