[gradsusr] Subtract previous value

[raymond ordinario]

Hi Stuart,

try this script...


Raymond

On Sat, Dec 5, 2015 at 8:12 PM, Chorley Weather <
weatherstu at chorleyweather.com> wrote:

> On 05-12-2015 10:09, raymond ordinario wrote:
>
> Hi Stuart,
>
> yes it is easy you can play around with the time element as example below
>
> n=2
> while (n <=96)
> precip(t=n) - precip(t=n-1)
> n=n+1
> endwhile
>
> you can put this on a script.
>
> Thanks,
>
> Raymond
>
>
> On Sat, Dec 5, 2015 at 6:03 PM, Chorley Weather <
> weatherstu at chorleyweather.com> wrote:
>
>> Hi all,
>>
>> This is probably an easy solution but if I have 96 hours worth of
>> precipitation data but I need to subtract the previous value for an hourly
>> output how would I go about this? For example hour 2 would need to subtract
>> hour 1, then hour 3 would need to subtract hour 2 and so on......
>>
>> Thanks in advance!!!
>> --
>>
>> Stuart Markham
>>
>>
>>
>> _______________________________________________
>> gradsusr mailing list
>> gradsusr at gradsusr.org
>> http://gradsusr.org/mailman/listinfo/gradsusr
>>
>
>
> HI Raymond,
>
> Thank you for the reply. I have tried the function but it just produces
> one image then ends the script. I have attached the script and control
> file. Can you advise why it does this or even maybe there is a better
> solution.
>
>
> --
> Many Thanks,
> Stuart.
>
> -------------------------------------------------------------------------------------------------------------------------------
> Raymond C. Ordinario
> MS Atmospheric Science
> Ateneo De Manila University
> Quezon City, Philippines
>
> Weather Specialist I
> Technique Application and Meteorological Satellite Section
> Weather DIvision
> Philippine Atmospheric, Geophysical and Astronomical Services Admistration
> Quezon City, Philippines
>
> _______________________________________________
> gradsusr mailing listgradsusr at gradsusr.orghttp://gradsusr.org/mailman/listinfo/gradsusr
>
>
> --
>
> Stuart Markham
>
>
> _______________________________________________
> gradsusr mailing list
> gradsusr at gradsusr.org
> http://gradsusr.org/mailman/listinfo/gradsusr
>
>


-- 
-------------------------------------------------------------------------------------------------------------------------------
Raymond C. Ordinario
MS Atmospheric Science
Ateneo De Manila University
Quezon City, Philippines

Weather Specialist I
Technique Application and Meteorological Satellite Section
Weather DIvision
Philippine Atmospheric, Geophysical and Astronomical Services Admistration
Quezon City, Philippines
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