[gradsusr] minimum pressure

[Andrew Friedman]

Hi Mojy,
What version of GrADS are you running? You need to have at least version 2.0.2 for these functions.
-Andrew

On Oct 16, 2014, at 12:39 AM, T. haghroosta <haghroosta at hotmail.com> wrote:

> Dear Jennifer Adams,
>  
> I used "amin" , "aminlocx", and "aminlocy", but unfortunately the grads says that the (expression "amin" ..... is not a variable or function)
>  
> I wrote this:
> open E:\WRF\test.ctl
> d amin(slp, lon=100, lon=130, lat=0, lat=15) 
>  
> Could you please lead me how to solve this problem?
> Regards,
> Mojy
> 
>  
> 
> > Message: 2
> > Date: Wed, 15 Oct 2014 10:24:11 -0400
> > From: Jennifer Adams <jma at cola.iges.org>
> > Subject: Re: [gradsusr] minimum pressure
> > To: GrADS Users Forum <gradsusr at gradsusr.org>
> > Message-ID: <8B13D977-AF53-4C4F-BC3D-8BEF26C647A1 at cola.iges.org>
> > Content-Type: text/plain; charset="windows-1252"
> > 
> > Try the amin() function: http://iges.org/grads/gadoc/gradfuncamin.html
> > ?Jennifer
> > 
> > On Oct 15, 2014, at 10:00 AM, T. haghroosta <haghroosta at hotmail.com> wrote:
> > 
> > > Dear All,
> > > 
> > > Could you please lead me how to find the minimum value of pressure in an area in a special time? I mean I have a .ctl file and a .dat file from WRF model. I would like to find the place of minimum pressure in an area with grads. Can anyone help?
> > > 
> > > I am looking forward.
> > > Regards,
> > > Mojy 
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> > 
> > --
> > Jennifer M. Adams
> > Center for Ocean-Land-Atmosphere Studies (COLA)
> > 111 Research Hall, Mail Stop 2B3
> > George Mason University
> > 4400 University Drive
> > Fairfax, VA 22030 
> > 
> > 
> > 
> > 
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