Regarding .CDF file display in grads
M.Mahakur
mmahakur at TROPMET.RES.IN
Tue Sep 1 08:45:02 EDT 2009
Hello,
I checked with the data, 'sdfopen' worked for me:
$grads -l
Grid Analysis and Display System (GrADS) Version 2.0.a3
Copyright (c) 1988-2008 by Brian Doty and the
Institute for Global Environment and Society (IGES)
GrADS comes with ABSOLUTELY NO WARRANTY
See file COPYRIGHT for more information
Config: v2.0.a3 little-endian readline printim grib2 netcdf hdf4-sds
Issue 'q config' command for more information.
GX Package Initialization: Size = 11 8.5
ga-> sdfopen CRUPRE.CDF
Scanning self-describing file: CRUPRE.CDF
SDF file CRUPRE.CDF is open as file 1
LON set to 0 360
LAT set to -89.75 89.75
LEV set to 0 0
Time values set: 1901:1:15:0 1901:1:15:0
E set to 1 1
ga-> q file
File 1 :
Descriptor: CRUPRE.CDF
Binary: CRUPRE.CDF
Type = Gridded
Xsize = 720 Ysize = 360 Zsize = 1 Tsize = 1224 Esize = 1
Number of Variables = 1
pre 0 -103 Precipitation
ga->
It should work for you also, check your file if you have obtained properly!
Regards,
Mahakur
-
---------- Original Message -----------
From: loli lindalva <olivia851224 at GMAIL.COM>
To: GRADSUSR at list.cineca.it
Sent: Mon, 31 Aug 2009 17:25:13 -0400
Subject: Re: Regarding .CDF file display in grads
> Por ejemplo si el nombre de tu fichero es hgt.2004.nc
> primero te sale una ventana pidiendote la opcion y le das "l", luego para
> abri el fichero "sdfopen", seguido del nombre de la variable y para fijar
> latitud y longitud
> "set lat " y "set lon", "d" par mostrar la variable, para el tiempo "set t"
> tienes que tener en cuenta que los datos son sinopticos y que set t 1 es el
> 1/1/2004 a las 00Z si quieres plotear el geopotencial del 2/1/2004 a la 12Z
> a cercano a Cuba sería
> sdfopen hgt.2004.nc
> set lat 10 50
> set lon 250 300
> set t 5
> d hgt
>
> te adjunto un script que hice para graficar cualguier variable espero que te
> sirva de ser asi te agradeceria que me lo dijeras un saludo olivia
> 2009/8/31 mizanur rahman <mrahman426 at yahoo.com>
>
> > Dear sir
> > I would like to introduce myself to you. I am a researcher in the field of
> > Meteorology. I downloaded CRU data from ICTP web site that is linked with
> > the CRU web site. This CRU data is CRUPRE.CDF fomat. How do display .CRF
> > file in Grads? I know how to display .nc file in grads but I tried several
> > times to display in grads to .CDF file but I could not success.
> > Please let me know how to display .CDF file in grads.
> >
> > Best wishes
> >
> >
> > Rahman
> >
> > Bangladesh
> >
> >
------- End of Original Message -------
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