[gradsusr] Moisture flux convergence/divergence

[Hyacinth Nnamchi]

Jeff,

I seems my question wasn't well framed, and so you dealt with the typo. I have attached two Figs showing what the calculations below will give and what exactly I'll like to do.

Thanks,

Hyacinth


> Date: Thu, 15 Sep 2011 17:34:50 -0500>
From: Jeffrey Duda <jdduda at iastate.edu>>
 Subject: Re: [gradsusr] Moisture flux convergence/divergence
> To: GrADS Users Forum <gradsusr at gradsusr.org>
> Message-ID:
> 	<CAP9LQ-VNkxcu-+ey_QkZU7f4MHf+VwJDvav=Dci3ns+x+pjG8Q at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> Set the graphics output to vector ('set gxout vector'), then 'd zon;mer'
> (note the semicolon instead of a comma).
> 
> Jeff Duda
> 
> 2011/9/15 Hyacinth Nnamchi <hyacinth.1 at hotmail.com>
> 
> >  Hello,
> >
> > This is not directly about GrADS but since most of address similar
> > problems, I guess someone on this forum will be able to answer my question.
> >
> > I understand that to calculate moisture transport, given zonal, meridional
> > winds and specific humidity, can simply do:
> >
> > 'define zon=uwnd.1*shum.3'
> > 'define mer=vwnd.2*shum.3'
> > 'd zon,mer'
> >
> > But, I want to plot vectors indicating field of net moisture flux (all arrows converging/diverging) instead of just transport.
> >
> > Thanks for any ideas.
> >
> > Hyacinth
> >
> >
> > __
 		 	   		  
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