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20040514: GEMPAK to GRIB conversion program available?



Jon,

GDGRIB is used to create a grib formated product from a GEMPAK grid.
See phelp gdgrib for usage.

Since several additional parameters are necessary for the
grib product, eg pds block values, those parameters are
input on a per grid basis. That is, you have to run the program
for each grid you want to create a grib product for.

The HPC uses this program to create grib products operationally.

Steve Chiswell
Unidata User Support




>From: "Case.Jon" <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200405142013.i4EKDEtK028271

>This is a multi-part message in MIME format.
>
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>Content-Type: text/plain;
>       charset="us-ascii"
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>To Whom it May Concern,
>=20
>I am interested in a backwards conversion program that goes from GEMPAK
>format back to GRIB format.  Does anyone know of any such converter?
>I ask because we are interested in taking model output data from one
>mesoscale model (ARPS) and inputting it as initial conditions into
>another mesoscale model (MM5) in an Observing System Simulation
>Experiment.  ARPS has readily available a post-processing program that
>will convert ARPS model data to pressure-coordinate data in GEMPAK
>files. MM5 has readily available a read program to ingest GRIB data in
>pressure coordinates.  The missing link is the GEMPAK to GRIB. =20
>=20
>Any help is much appreciated!
>Regards,
>Jonathan
>
>-----------------------------------------------------------------=20
>Jonathan L. Case, Meteorologist=20
>ENSCO Inc. / Applied Meteorology Unit=20
>1980 N. Atlantic Ave., Suite 230=20
>Cocoa Beach, FL 32931=20
>Voice: (321) 853-8264=20
>Fax:    (321) 853-8415=20
>---------------------------------------------------------------- =20
>
>=20
>
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><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
><HTML><HEAD>
><META http-equiv=3DContent-Type content=3D"text/html; =
>charset=3Dus-ascii">
><META content=3D"MSHTML 6.00.2800.1400" name=3DGENERATOR></HEAD>
><BODY>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial size=3D2>To =
>Whom it May=20
>Concern,</FONT></SPAN></DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial=20
>size=3D2></FONT></SPAN>&nbsp;</DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial size=3D2>I am =
>interested in a=20
>backwards conversion program that goes from GEMPAK format back to GRIB=20
>format.&nbsp; Does anyone know of any such =
>converter?</FONT></SPAN></DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial size=3D2>I ask =
>because we are=20
>interested in taking model output data from one mesoscale model (ARPS) =
>and=20
>inputting it as initial conditions into another mesoscale model (MM5) in =
>an=20
>Observing System Simulation Experiment.&nbsp; ARPS has readily available =
>a=20
>post-processing program that will convert ARPS model data to =
>pressure-coordinate=20
>data in GEMPAK files.&nbsp;MM5 has readily available a read program to =
>ingest=20
>GRIB data in pressure coordinates.&nbsp; The missing link is the GEMPAK =
>to=20
>GRIB.&nbsp; </FONT></SPAN></DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial=20
>size=3D2></FONT></SPAN>&nbsp;</DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial size=3D2>Any =
>help is much=20
>appreciated!<BR>Regards,</FONT></SPAN></DIV>
><DIV><SPAN class=3D890030620-14052004><FONT face=3DArial=20
>size=3D2>Jonathan</FONT></SPAN></DIV><!-- Converted from text/rtf format =
>-->
><P><SPAN lang=3Den-us><FONT face=3DArial=20
>size=3D2>----------------------------------------------------------------=
>-</FONT></SPAN>=20
><BR><SPAN lang=3Den-us><FONT face=3DArial>Jonathan L. Case,=20
>Meteorologist</FONT></SPAN> <BR><SPAN lang=3Den-us><FONT =
>face=3DArial>ENSCO Inc. /=20
>Applied Meteorology Unit</FONT></SPAN> <BR><SPAN lang=3Den-us><FONT=20
>face=3DArial>1980 N. Atlantic Ave., Suite 230</FONT></SPAN> <BR><SPAN=20
>lang=3Den-us><FONT face=3DArial>Cocoa Beach, FL 32931</FONT></SPAN> =
><BR><SPAN=20
>lang=3Den-us><FONT face=3DArial>Voice: (321) 853-8264</FONT></SPAN> =
><BR><SPAN=20
>lang=3Den-us><FONT face=3DArial>Fax:&nbsp;&nbsp;&nbsp; (321) =
>853-8415</FONT></SPAN>=20
><BR><SPAN lang=3Den-us><FONT face=3DArial=20
>size=3D2>----------------------------------------------------------------=
></FONT><FONT=20
>face=3DArial>&nbsp;</FONT></SPAN> </P>
><DIV>&nbsp;</DIV></BODY></HTML>
>
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