[gradsusr] Creating Climatology

[Luis Blacutt]

Yes, you are right, and actually it changes the way I'm writing some scripts

Thanks for the insight and advice
Best regards
Luis
El 03/04/2013 18:56, "Eric Altshuler" <ela at cola.iges.org> escribió:

> Hi Luis,
>
> I'm pretty sure I'm correct here. The grads documentation gives an example
> of how to make a climatology:
>
> http://grads.iges.org/grads/gadoc/gradcomdmodify.html
>
> Best regards,
> Eric
>
> ------------------------------
> *From: *"Luis Blacutt" <luis.blacutt at gmail.com>
> *To: *"GrADS Users Forum" <gradsusr at gradsusr.org>
> *Sent: *Wednesday, April 3, 2013 5:43:20 PM
> *Subject: *Re: [gradsusr] Creating Climatology
>
> Dear Eric, as far as I understand that instruction only will cause to
> repeat the same calculation 12 times
> Best regards
> Luis
> El 03/04/2013 15:37, "Eric Altshuler" <ela at cola.iges.org> escribió:
>
>> Hello Luis,
>>
>> The 'set t 1 12' line is definitely needed. It sets the dimension
>> environment to vary in time (monthly in this case) over one year (1979)
>> from January to December, which is what you need to do before calculating a
>> monthly climatology. If the monthly dataset began in December rather than
>> January, use 'set t 2 13' instead.
>>
>> Eric
>>
>> ------------------------------
>> *From: *"Luis Blacutt" <luis.blacutt at gmail.com>
>> *To: *"GrADS Users Forum" <gradsusr at gradsusr.org>
>> *Sent: *Wednesday, April 3, 2013 2:02:18 PM
>> *Subject: *Re: [gradsusr] Creating Climatology
>>
>> Also, you don't need the
>> 'set t 1 12'
>> command line, and I agree with Eric, that only line is what you need to
>> calculate the average.
>>
>>
>> On Wed, Apr 3, 2013 at 2:40 PM, Eric Altshuler <ela at cola.iges.org> wrote:
>>
>>> 'clim=ave(precip,t+24,t=264,12)'
>>>
>>> ------------------------------
>>> *From: *"leonardo" <leoclarke at yahoo.com>
>>> *To: *"Grads Users" <gradsusr at gradsusr.org>
>>> *Sent: *Wednesday, April 3, 2013 1:31:41 PM
>>> *Subject: *[gradsusr] Creating Climatology
>>>
>>>
>>> Hello GrADS Users
>>>
>>> I have a monthly dataset from 1979 to 2012.
>>>
>>> I would like to calculate the climatology using 1981 - 2000.
>>>
>>> The code that I have is given below, it uses 1979 - 2008.
>>> "set t 1 12"
>>> "clim = mean(precip,t+0,t=360,12)"
>>> "modify clim seasonal"
>>>
>>> Can anyone assist?
>>>
>>> Regards
>>> LC
>>>
>>>
>>>
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>>
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