[gradsusr] mask out the minus values in charts

[Davide Sacchetti]

sorry, I don't understand what you do mean ...
can you rewrite your question? (or attach an image)
bye bye
Davide

On Fri, 2012-11-23 at 09:43 +0000, bala vasanthakumar wrote:
> 
> HI grads user's
> 
> 
>  can any one pls help out in this regard how can i mask out only the
> minus values in the charts
> especially cloud layers in grads.
> 
> 
> Thanx and reagards 
> 
> 
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Davide Sacchetti
Centro Funzionale Meteo Idrologico di Protezione Civile della Regione Liguria
ARPAL Unità Tecnica Complessa di livello Regionale
V.le Brigare Partigiane 2 16121 Genova (I)
tel: +39 010 6437535                    fax: +39 010 6437520
mail: davide.sacchetti at arpal.gov.it     web: www.meteoliguria.it