[gradsusr] wgrib and hirlam grib

[Fil]

That's too bad.

Is it possible to convert it to netcdf or any other grads readable format?

Thanks.

2010/12/1 Wesley Ebisuzaki <Wesley.Ebisuzaki at noaa.gov>

> Fil,
>
>     wgrib doesn't support complex-packed grids.  The error message "two
> values of nxny"
> is bogus.   Sorry but wgrib/grib2ctl are more or less frozen with NCEP's
> conversion to grib2.
>
> AFAIK GrADS doesn't support grib1 complex-packed grids either.
>
>             Yours,
>             Wesley Ebisuzaki
>
> Fil wrote:
> > Hi all,
> >
> > I'm trying to do some plotting with hirlam rotated gribs but I'm
> > getting an error with wgrib (v1.8.1.0d):
> >
> > # wgrib -V hirlam.grb
> > grib header at record 1: two values of nxny 246768 50158
> >    LEN 171286 DataStart 14 UnusedBits 7 #Bits 9 nxny 246768
> > rec 1:0:date 2010113018 PRES kpds5=1 kpds6=103 kpds7=0 levels=(0,0)
> > grid=255 0 m above MSL 54hr fcst:
> >   PRES=Pressure [Pa]
> >   timerange 0 P1 54 P2 0 TimeU 1  nx 50158 ny 1 GDS grid 10 num_in_ave
> > 0 missing 0
> >   center 214 subcenter 0 process 1 Table 1 scan: WE:SN winds(grid)
> >   rotated LatLon grid  lat -35.500000 to 32.180000  lon -46.500000 to
> > 46.460000
> >     nxny 50158  (582 x 424)  dx 160 dy 160  scan 64  mode 136
> >     transform: south pole lat -35.000000 lon -15.000000  rot angle
> > 0.000000
> > *** Cannot decode complex packed fields n=50158***
> >
> >
> > With grib2ctl.pl <http://grib2ctl.pl> (v0.9.12.5p46):
> >
> > # grib2ctl.pl <http://grib2ctl.pl> hirlam.grb > hirlam.ctl
> > grib header at record 1: two values of nxny 246768 50158
> >    LEN 171286 DataStart 14 UnusedBits 7 #Bits 9 nxny 246768
> > grib header at record 2: two values of nxny 246768 50158
> >    LEN 154832 DataStart 14 UnusedBits 6 #Bits 9 nxny 246768
> > grib header at record 3: two values of nxny 246768 50158
> >    LEN 231734 DataStart 14 UnusedBits 0 #Bits 10 nxny 246768
> > grib header at record 4: two values of nxny 246768 50158
> >    LEN 232468 DataStart 14 UnusedBits 14 #Bits 10 nxny 246768
> > grib header at record 5: two values of nxny 246768 50158
> >    LEN 137810 DataStart 14 UnusedBits 13 #Bits 7 nxny 246768
> > grib header at record 6: two values of nxny 246768 50158
> >    LEN 256406 DataStart 14 UnusedBits 7 #Bits 14 nxny 246768
> > grib header at record 7: two values of nxny 246768 50160
> >    LEN 219698 DataStart 14 UnusedBits 0 #Bits 10 nxny 246768
> > grib header at record 1: two values of nxny 246768 50158
> >    LEN 171286 DataStart 14 UnusedBits 7 #Bits 9 nxny 246768
> > *** Cannot decode complex packed fields n=50158***
> >
> >
> > # gribmap -i hirlam.ctl
> >  grib1map:  opening GRIB file: hirlam.grb
> >  grib1map error: GRIB file format error (rc = 53)
> >
> > I have attached the grib file.
> >
> > Any help appreciated.
> >
> > Regards.
> > ------------------------------------------------------------------------
> >
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