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[GEMPAK #WPX-538404]: getting started
- Subject: [GEMPAK #WPX-538404]: getting started
- Date: Tue, 16 May 2006 12:23:59 -0600
> Thanks Steve for the information -- so far with GDCNTR, I am getting a blank
> terminal coming up, no contours. gdinfo is showing:
>
> [skirby@mn1 wrf2gem_src]$ gdinfo
> GDFILE Grid file /home/skirby/wrf2gem_src/wrf.gem
> LSTALL Full list flag yes
> OUTPUT Output device/filename t
> GDATTIM Grid date/time all
> GLEVEL Grid level all
> GVCORD Grid vertical coordinate all
> GFUNC Scalar grid all
> Parameters requested: GDFILE,LSTALL,OUTPUT,GDATTIM,GLEVEL,GVCORD,GFUNC.
> GEMPAK-GDINFO>gdfile=/home/skirby/wrf2gem_src/wrf.gem
> GEMPAK-GDINFO>restore defaults/gdinfo
> GEMPAK-GDINFO>r
>
> GRID FILE: /home/skirby/wrf2gem_src/wrf.gem
>
>
> GRID NAVIGATION:
> PROJECTION: LCC
> ANGLES: 32.3 -106.9 32.3
> GRID SIZE: 143 143
> LL CORNER: 28.38 -111.27
> UR CORNER: 36.03 -102.19
>
> GRID ANALYSIS BLOCK:
> UNKNOWN ANALYSIS TYPE
>
> Number of grids in file: 3381
>
> Maximum number of grids in file: 4000
>
> NUM TIME1 TIME2 LEVL1 LEVL2 VCORD PARM
> 1 2 HAGL TMPK
> 2 2 HAGL MIXR
> 3 9965 SGMA PBAR
> 4 9965 SGMA PP
> 5 9865 SGMA PBAR
> 6 9865 SGMA PP
>
> ...
> 333 1000 PRES UREL
> 334 1000 PRES VREL
> 335 1000 PRES W
> 336 1000 PRES HGHT
> 337 1000 PRES SPFH
> 338 950 PRES TMPK
> 339 950 PRES UREL
> 340 950 PRES VREL
> 341 950 PRES W
> 342 950 PRES HGHT
> 343 950 PRES SPFH
>
> so there are height above ground level params, sigma level params, and
> pressure level params. I don't see anything about time information. Is
> there none or do I need a different program to get it? When I use
> gdattim=fall it says that time is invalid. My script is:
> ===========================================================
> gdcntr << eof
>
> gdattim=fall
> glevel=500
> gvcord=pres
> gfunc=tmpc
> gdfile=/home/skirby/wrf2gem_src/wrf.gem
> cint=1
> line=
> map=
> title=
> device=xw
> satfil=
> radfil=
> proj=lcc
> garea=28.4;-111.2;36.0;-102.7
> clear=
> panel=0
> text=
> scale=
> latlon=0
> clrbar=
> contur=3/0
> skip=0
> fint=0
> fline=
> ctype=c
>
> run
>
>
> eof
> =============================================================
>
> Let me know if you spot anything wrong. I've tried defaulting gdattim, by
> leaving it equal to blank, but no success there either.
>
> Best regards,
> Steve
>
>
>
> Unidata GEMPAK Support <address@hidden> wrote:
> > Steve,
> >
> > Thanks that fixed that problem.
> >
> > If I may ask one more simple one: I am trying gdcntr on some wrf data
> > converted to gempak format. I have tried gdattime=all, gdattime=f00,
> > gdattime=f24 and it doesn't like any of them, always saying TIME is
> > invalid. I don't get it, since the gempak file is derived from a WRF 24h
> > forecast. What is the best way, in gempak, to look at my gempak file to see
> > what times are actually in it? I tried gdinfo but it only gave grid
> > dimensions? TIA.
> >
> > Regards,
> > Steve
> >
>
> Steve,
>
> The parameter for GDCNTR is GDATTIM (no "E" at the end). If you are typing
> gdattime, then the program
> won't recognize that parameter. Generally, gdattim=fall would be a loop of
> available times. if
> you are unsure about what your data file contains, run GDINFO then
> at the prompt, type "restore defaults/gdinfo" and then "run" to see a
> listing of all grids in your file.
>
> Steve Chiswell
> Unidata User Support
>
> Ticket Details
> ===================
> Ticket ID: WPX-538404
> Department: Support GEMPAK
> Priority: Normal
> Status: Closed
>
>
>
>
> ---------------------------------
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Ticket Details
===================
Ticket ID: WPX-538404
Department: Support GEMPAK
Priority: Normal
Status: Open
