[ncl-talk] Rainfall variability

Soma Roy somaroy892 at gmail.com
Sat Apr 6 00:00:18 MDT 2019

```I want to portray annual, seasonal and decadal rainfall variability.

I have 30 years daily rainfall datasets.
Rain(129,135,365,30);(lat,lon,days, years)

How can I move for the above?

Thanking you,
Soma

On Fri, Apr 5, 2019, 22:36 Dennis Shea <shea at ucar.edu wrote:

> Please respond to ncl-talk.
>
> Your definition of variability is as good as any.
>
> There is no right / wrong.
>
> D
>
> On Fri, Apr 5, 2019 at 10:46 AM Soma Roy <somaroy892 at gmail.com> wrote:
>
>> Thank you for your promt reply.
>> I think variability can be measured as;
>>
>> Variability=(95th percentile-10th percentile)/50th percentile
>>
>> Let me know if this idea is wrong.
>>
>> Thanking you,
>> Soma
>>
>> On Fri, Apr 5, 2019, 21:41 Dennis Shea <shea at ucar.edu wrote:
>>
>>> You must be more specific. This question is very vague.
>>>
>>>   prc   = *addfile*(...)    ;  (time,lat,lon)  or (lat,lon)
>>>   latS
>>>   latN
>>>   lonW
>>>   lonE
>>>
>>>   opt = True
>>>   opt at PrintStat = True
>>>   stat_prc = *stat_dispersion* <http://www.ncl.ucar.edu/Document/Functions/Contributed/stat_dispersion.shtml>(prc({latS:latN},{lonW:lonE}, opt )   ; (lat,lon)
>>>
>>> or
>>>
>>>   stat_prc = *stat_dispersion*(prc(:,{latS:latN},{lonW:lonE}, opt )   ; (time,lat,lon)
>>>
>>>
>>> On Fri, Apr 5, 2019 at 6:40 AM Soma Roy <somaroy892 at gmail.com> wrote:
>>>
>>>> Hello,
>>>> Is there any funtion available in NCL to calculate rainfall variability
>>>> over spatial domain?
>>>>
>>>> Thanking you,
>>>> Soma
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>>>
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