[gradsusr] writing results & variables to a text file

Alireza Azargoun alireza.azargoun at gmail.com
Wed Nov 23 16:41:26 EST 2011


Thanks to Ms Zarrin . but I don't understand NCL language very well.

Dear wesley! using wgrib was a great idea ! thanks a lot



On Wed, Nov 23, 2011 at 10:13 PM, Wesley Ebisuzaki <
Wesley.Ebisuzaki at noaa.gov> wrote:

> Alireza,
>
>   "If all you have is a hammer, everything looks like a nail."
>
>    Before trying to find a GrADS solution, consider whether GrADS is
> the right tool.
>
>
> (A)  To find Washington DCs T2m for a single file, 1.grb2
>
>    wgrib2 1.txt -match ":TMP:" -match ":2 m above ground:"  -s -lon -53
> 38 >1.txt
>
>
> (B) Do the same for *.grb2 (only works for v0.1.9.3  5/2011 or later)
>
>    cat  *.grb2 | wgrib2 - -match ":TMP:" -match ":2 m above ground:"
> -s -lon -53 38 >all.txt
>
>
>    for older wgrib2:  cat *.grb2 >tmp.grb2
>                                  wgrib2 tmp.grb2 -match ":TMP:" -match
> ":2 m above ground:"  -s -lon -53 38 >all.txt
>
>
>      Wesley Ebisuzaki
>
>
>
> Alireza Azargoun wrote:
> > Dear GrADS users
> > Hi everybody
> >
> > I have about 200 grib2 files ( 1.grb2 ~ 200.grb ) . i need to read a
> > temperature of a city (lat, lon, lev, time are constant in all files)
> > . how i can read this files using a while loop!?  ( I receive this
> > error when i write a while. Unknown Command: while )
> >  and how can i write these data to a text file!? I've searched all
> > grads option for a command that writes variables in a text file! but i
> > couldn't find it!
> >
> > Thanks in advance,
> > Alireza
> > Sharif University of Technology
> >
> >
> > --
> > Alireza Azargoun
> > ------------------------------------------------------------------------
> >
> > _______________________________________________
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> > gradsusr at gradsusr.org
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> >
>
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-- 
Alireza Azargoun
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