[GEMPAK #GRE-217368]: CFSR Diabatic Heating Grids

Shawn,

The good folks at NCEP put together an updated grib2 variable files and sent it 
to me this morning.  It's been added to the GEMPAK source at 

https://github.com/Unidata/gempak/blob/master/gempak/tables/grid/g2varsncep1.tbl


dcgrib2 diabf00.gdas.2011020100.gem < diabf00.gdas.2011020100.grb2

-rw-r--r--   1 mjames ustaff 25146368 Apr 30 13:58 diabf00.gdas.2011020100.gem
-rw-r--r--   1 mjames ustaff 24822331 Feb 24  2011 diabf00.gdas.2011020100.grb2

gdinfo
 GDFILE   = diabf00.gdas.2011020100.gem
 LSTALL   = YES
 OUTPUT   = T
 GDATTIM  = all
 GLEVEL   = all
 GVCORD   = all
 GFUNC    = all
 GEMPAK-GDINFO>r

 GRID FILE: diabf00.gdas.2011020100.gem                                         
                                

 GRID NAVIGATION: 
     PROJECTION:          CED                 
     ANGLES:                 0.0     0.0     0.0
     GRID SIZE:          360 181
     LL CORNER:             -90.00      0.00
     UR CORNER:              90.00     -1.00

 GRID ANALYSIS BLOCK: 
      UNKNOWN ANALYSIS TYPE 

 Number of grids in file:   926


> Hi Michael,
> 
> Thanks for the quick response, that's kinda what I figured was happening!  
> Please let me know if you find out if NCEP has created new tables for the 
> Diabatic files.  If not, I suppose we will have to try Plan B (manual).  
> Thanks for your help!
> 
> -Shawn
> 
> -----Original Message-----
> From: Unidata GEMPAK Support [mailto:address@hidden]
> Sent: Monday, April 29, 2013 5:22 PM
> To: Milrad, Shawn M.
> Cc: address@hidden
> Subject: [GEMPAK #GRE-217368]: CFSR Diabatic Heating Grids
> 
> Hi Shawn,
> 
> The error you are seeing means entries are not found in grib tables (files in 
> $GEMTBL/grid/).  You can see the order of files checked by using "dcgrib2":
> 
> mjames@imogene:~/cfsr> dcgrib2 file2.gem < diabf00.gdas.2011020100.grb2  
> Opening WMO Originating Center Table wmocenter.tbl...
> Opening Local GRIB2 Parameter Table g2varsncep1.tbl...
> Opening WMO GRIB2 Vertical Coordinate Table g2vcrdwmo2.tbl...
> Opening WMO GRIB2 Parameter Table g2varswmo2.tbl...
> 
> Looking at the file produced by this, only CLDA and PRES are found in the 
> grib tables, so that's all that is being decoded.
> 
> The fix for this is to add new grib tables or entries to existing tables for 
> all parameters in the reanalysis grib2 files.  Easier than it sounds!
> 
> I will see if the folks at NCEP have tables already.  Otherwise we will need 
> to create them manually.
> 
> Michael James
> Unidata
> 
> 
> 
> >
> > I'm currently working with the NCEP Climate Forecast System Reanalysis.  
> > While the pressure-level data converted successfully from .grb2 to .gem, 
> > the Diabatic Heating grids are giving me persistent "No GEMPAK parameter 
> > name defined for this grid" when I run nagrib2.  Is there an additional 
> > table or something that I need to specify when I try to convert the 
> > diabatic heating grids?
> >
> > Thanks,
> > Shawn Milrad
> >
> >
> 
> Ticket Details
> ===================
> Ticket ID: GRE-217368
> Department: Support GEMPAK
> Priority: Normal
> Status: Open
> 
> 

Ticket Details
===================
Ticket ID: GRE-217368
Department: Support GEMPAK
Priority: Normal
Status: Open