<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>I too am struggling to compute rotational and diverget wind with 'mvadv' and 'cdiff'. It is not warking <br></span></div><div><span>Can someone help.</span></div><div><span>Sincerly</span></div><div><span>Dimri<br></span></div><div><br></div> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> "gradsusr-request@gradsusr.org" <gradsusr-request@gradsusr.org><br> <b><span style="font-weight: bold;">To:</span></b> gradsusr@gradsusr.org <br> <b><span style="font-weight: bold;">Sent:</span></b> Tuesday, May 8, 2012 9:21 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> gradsusr
Digest, Vol 27, Issue 8<br> </font> </div> <br>
Send gradsusr mailing list submissions to<br> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br><br>To subscribe or unsubscribe via the World Wide Web, visit<br> http://gradsusr.org/mailman/listinfo/gradsusr<br>or, via email, send a message with subject or body 'help' to<br> <a ymailto="mailto:gradsusr-request@gradsusr.org" href="mailto:gradsusr-request@gradsusr.org">gradsusr-request@gradsusr.org</a><br><br>You can reach the person managing the list at<br> <a ymailto="mailto:gradsusr-owner@gradsusr.org" href="mailto:gradsusr-owner@gradsusr.org">gradsusr-owner@gradsusr.org</a><br><br>When replying, please edit your Subject line so it is more specific<br>than "Re: Contents of gradsusr digest..."<br><br><br>Today's Topics:<br><br> 1. Re: Grads vertical derivative error with cdiff (Aishwarya)<br> 2. Enabling features
listed from 'q config' (Sam Wilson)<br> 3. Re: Enabling features listed from 'q config' (Jennifer Adams)<br> 4. Re: Enabling features listed from 'q config' (Sam Wilson)<br><br><br>----------------------------------------------------------------------<br><br>Message: 1<br>Date: Mon, 7 May 2012 12:00:40 -0700<br>From: Aishwarya <<a ymailto="mailto:spaceaish@gmail.com" href="mailto:spaceaish@gmail.com">spaceaish@gmail.com</a>><br>Subject: Re: [gradsusr] Grads vertical derivative error with cdiff<br>To: GrADS Users Forum <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br>Message-ID:<br> <CA+VQ+igjbBtFRMHV=x24aUC3rFEu1o0aAZsu_e=<a ymailto="mailto:-r1k99SQK6w@mail.gmail.com" href="mailto:-r1k99SQK6w@mail.gmail.com">-r1k99SQK6w@mail.gmail.com</a>><br>Content-Type: text/plain; charset="iso-8859-1"<br><br>I dont think so. It is a WRF generated
output.<br><br>On Mon, May 7, 2012 at 11:57 AM, Thomas Robinson <<a ymailto="mailto:ter@hawaii.edu" href="mailto:ter@hawaii.edu">ter@hawaii.edu</a>> wrote:<br><br>> Aloha,<br>><br>> does your geopotential equal gz?<br>><br>> d(geopot)/dz=d(gz)/dz=gdz/dz=g<br>><br>> This is a constant and would yield a straight line with the value of g.<br>><br>> On Mon, May 7, 2012 at 4:49 AM, Aishwarya <<a ymailto="mailto:spaceaish@gmail.com" href="mailto:spaceaish@gmail.com">spaceaish@gmail.com</a>> wrote:<br>><br>>> Thank you. BUt if i set one specific level (say 500mb) and perform finite<br>>> diference, i find a straight line!<br>>><br>>> On Sun, May 6, 2012 at 6:44 PM, Jeff Duda <<a ymailto="mailto:jeffduda319@gmail.com" href="mailto:jeffduda319@gmail.com">jeffduda319@gmail.com</a>> wrote:<br>>><br>>>> You can't use cdiff in the vertical. You must calculate the
derivative<br>>>> using a manual centered difference. For example, 'd<br>>>> 0.5*(geopot(z+1)-geopot(z-1))'<br>>>><br>>>> Jeff Duda<br>>>><br>>>> On Sun, May 6, 2012 at 7:32 PM, Aishwarya <<a ymailto="mailto:spaceaish@gmail.com" href="mailto:spaceaish@gmail.com">spaceaish@gmail.com</a>> wrote:<br>>>><br>>>>> Hi,<br>>>>><br>>>>> I'm trying to find vertical derivative of geopotential (geopt). I tried<br>>>>> d cdiff(geopt,z), i find the error :<br>>>>> Error from CDIFF: Specified dimension non varying<br>>>>> Operation Error: Error from cdiff function<br>>>>> Error ocurred at column 1<br>>>>> DISPLAY error: Invalid expression<br>>>>> Expression = cdiff(u,z)<br>>>>><br>>>>> Any help would be
great!<br>>>>><br>>>>> Thank you,<br>>>>> -------<br>>>>> *Aishwarya,<br>>>>> Graduate Research Assistant,<br>>>>> Atmospheric Sciences,<br>>>>> University of Arizona,Tucson.*<br>>>>><br>>>>><br>>>>> _______________________________________________<br>>>>> gradsusr mailing list<br>>>>> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>>>>><br>>>>><br>>>><br>>>><br>>>> --<br>>>> Jeff Duda<br>>>> Graduate research assistant<br>>>> University of Oklahoma School of Meteorology<br>>>> Center for Analysis and Prediction of
Storms<br>>>><br>>>><br>>>> _______________________________________________<br>>>> gradsusr mailing list<br>>>> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>>>><br>>>><br>>><br>>><br>>> --<br>>> *Aishwarya,<br>>> Graduate Research Assistant,<br>>> Atmospheric Sciences,<br>>> University of Arizona,Tucson.*<br>>><br>>><br>>> _______________________________________________<br>>> gradsusr mailing list<br>>> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr"
target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>>><br>>><br>><br>><br>> --<br>> Tom Robinson<br>> President Graduate Student Organization<br>> Student Caucus Representative for the Graduate Student Organization<br>> Graduate Student - Department of Meteorology<br>> 732-718-2323<br>><br>><br>> _______________________________________________<br>> gradsusr mailing list<br>> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>><br>><br><br><br>-- <br>*Aishwarya,<br>Graduate Research Assistant,<br>Atmospheric Sciences,<br>University of Arizona,Tucson.*<br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL:
http://gradsusr.org/pipermail/gradsusr/attachments/20120507/27646ecb/attachment-0001.html <br><br>------------------------------<br><br>Message: 2<br>Date: Mon, 7 May 2012 23:31:09 +0000<br>From: Sam Wilson <<a ymailto="mailto:sam@surfline.com" href="mailto:sam@surfline.com">sam@surfline.com</a>><br>Subject: [gradsusr] Enabling features listed from 'q config'<br>To: "<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>" <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br>Message-ID: <CBCDA94B.10AB0%<a ymailto="mailto:sam@surfline.com" href="mailto:sam@surfline.com">sam@surfline.com</a>><br>Content-Type: text/plain; charset="us-ascii"<br><br>Hi all,<br><br>I am looking to enable several features (shapefiles, netcdf, hdf) that are currently disabled in GrADS on the machine I'm working on. I've seen previous posts in the
archives in regards to enabling the printim command. John Huddleston replied and mentioned a document BuildingGrADS.pdf. Would someone mind sending me this document, or any other assistance in this matter? I'm not sure if I need to do a full re-install, or if there are shortcuts to enable these features. Here is the output of 'q config':<br><br>ga-> q config<br>Config: v2.0.a8 little-endian readline printim<br>Grid Analysis and Display System (GrADS) Version 2.0.a8<br>Copyright (c) 1988-2010 by Brian Doty and the<br>Institute for Global Environment and Society (IGES)<br>This program is distributed WITHOUT ANY WARRANTY<br>See file COPYRIGHT for more information.<br><br>Built Wed Jul 13 12:58:11 PDT 2011 for i686-pc-linux-gnu<br><br>This version of GrADS has been configured with the following options:<br> o Built on a LITTLE ENDIAN machine<br> o Athena Widget GUI DISABLED<br> o Command line editing
ENABLED<br> <a href="http://tiswww.case.edu/php/chet/readline/rltop.html" target="_blank">http://tiswww.case.edu/php/chet/readline/rltop.html</a><br> o printim command for image output ENABLED<br> <a href="http://www.zlib.net" target="_blank">http://www.zlib.net</a><<a href="http://www.zlib.net/" target="_blank">http://www.zlib.net/</a>><br> <a href="http://www.libpng.org/pub/png/libpng.html" target="_blank">http://www.libpng.org/pub/png/libpng.html</a><br> <a href="http://www.libgd.org/Main_Page" target="_blank">http://www.libgd.org/Main_Page</a><br> o GRIB2 interface DISABLED<br> o NetCDF interface DISABLED<br> o OPeNDAP gridded data interface DISABLED<br> o OPeNDAP station data interface DISABLED<br> o HDF interface DISABLED<br> o GeoTIFF and KML output DISABLED<br> o Shapefile interface DISABLED<br><br>For additional
information please consult <a href="http://iges.org/grads" target="_blank">http://iges.org/grads</a><br><br>Thanks for your time and any help you can provide.<br><br>Best Regards,<br>Sam<br><br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <a href="http://gradsusr.org/pipermail/gradsusr/attachments/20120507/f6ed66cf/attachment-0001.html" target="_blank">http://gradsusr.org/pipermail/gradsusr/attachments/20120507/f6ed66cf/attachment-0001.html</a> <br><br>------------------------------<br><br>Message: 3<br>Date: Mon, 7 May 2012 20:07:54 -0400<br>From: Jennifer Adams <<a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a>><br>Subject: Re: [gradsusr] Enabling features listed from 'q config'<br>To: GrADS Users Forum <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br>Message-ID: <<a
ymailto="mailto:888F9B39-021A-46D5-8425-549E9E39FD22@cola.iges.org" href="mailto:888F9B39-021A-46D5-8425-549E9E39FD22@cola.iges.org">888F9B39-021A-46D5-8425-549E9E39FD22@cola.iges.org</a>><br>Content-Type: text/plain; charset="us-ascii"<br><br>Why not try installing the pre-compiled, fully-enabled i686 build of version 2.0.1 available from iges.org/grads/downloads.html ?<br>--Jennifer<br><br><br>On May 7, 2012, at 7:31 PM, Sam Wilson wrote:<br><br>> Hi all,<br>> <br>> I am looking to enable several features (shapefiles, netcdf, hdf) that are currently disabled in GrADS on the machine I'm working on. I've seen previous posts in the archives in regards to enabling the printim command. John Huddleston replied and mentioned a document BuildingGrADS.pdf. Would someone mind sending me this document, or any other assistance in this matter? I'm not sure if I need to do a full re-install, or if there are shortcuts to enable
these features. Here is the output of 'q config':<br>> <br>> ga-> q config<br>> Config: v2.0.a8 little-endian readline printim<br>> Grid Analysis and Display System (GrADS) Version 2.0.a8<br>> Copyright (c) 1988-2010 by Brian Doty and the<br>> Institute for Global Environment and Society (IGES) <br>> This program is distributed WITHOUT ANY WARRANTY <br>> See file COPYRIGHT for more information. <br>> <br>> Built Wed Jul 13 12:58:11 PDT 2011 for i686-pc-linux-gnu<br>> <br>> This version of GrADS has been configured with the following options:<br>> o Built on a LITTLE ENDIAN machine<br>> o Athena Widget GUI DISABLED<br>> o Command line editing ENABLED <br>> <a href="http://tiswww.case.edu/php/chet/readline/rltop.html" target="_blank">http://tiswww.case.edu/php/chet/readline/rltop.html</a> <br>> o printim command for image output ENABLED
<br>> <a href="http://www.zlib.net" target="_blank">http://www.zlib.net</a> <br>> <a href="http://www.libpng.org/pub/png/libpng.html" target="_blank">http://www.libpng.org/pub/png/libpng.html</a> <br>> <a href="http://www.libgd.org/Main_Page" target="_blank">http://www.libgd.org/Main_Page</a> <br>> o GRIB2 interface DISABLED<br>> o NetCDF interface DISABLED<br>> o OPeNDAP gridded data interface DISABLED<br>> o OPeNDAP station data interface DISABLED<br>> o HDF interface DISABLED<br>> o GeoTIFF and KML output DISABLED<br>> o Shapefile interface DISABLED<br>> <br>> For additional information please consult <a href="http://iges.org/grads" target="_blank">http://iges.org/grads</a><br>> <br>> Thanks for your time and any help you can provide.<br>> <br>> Best Regards,<br>> Sam<br>> <br>>
_______________________________________________<br>> gradsusr mailing list<br>> <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br><br>--<br>Jennifer M. Adams<br>IGES/COLA<br>4041 Powder Mill Road, Suite 302<br>Calverton, MD 20705<br><a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a><br><br><br><br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <a href="http://gradsusr.org/pipermail/gradsusr/attachments/20120507/60ce1475/attachment-0001.html" target="_blank">http://gradsusr.org/pipermail/gradsusr/attachments/20120507/60ce1475/attachment-0001.html</a> <br><br>------------------------------<br><br>Message: 4<br>Date: Tue, 8 May 2012 00:21:52 +0000<br>From: Sam Wilson <<a
ymailto="mailto:sam@surfline.com" href="mailto:sam@surfline.com">sam@surfline.com</a>><br>Subject: Re: [gradsusr] Enabling features listed from 'q config'<br>To: GrADS Users Forum <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br>Message-ID: <CBCDB4E0.10ABC%<a ymailto="mailto:sam@surfline.com" href="mailto:sam@surfline.com">sam@surfline.com</a>><br>Content-Type: text/plain; charset="windows-1252"<br><br>Thanks Jennifer ? I'll give it a shot.<br><br>Sam<br><br><br>From: Jennifer Adams <<a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a><mailto:<a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a>>><br>Reply-To: GrADS Users Forum <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><mailto:<a ymailto="mailto:gradsusr@gradsusr.org"
href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>>><br>Date: Mon, 7 May 2012 20:07:54 -0400<br>To: GrADS Users Forum <<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><mailto:<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>>><br>Subject: Re: [gradsusr] Enabling features listed from 'q config'<br><br>Why not try installing the pre-compiled, fully-enabled i686 build of version 2.0.1 available from iges.org/grads/downloads.html<<a href="http://iges.org/grads/downloads.html" target="_blank">http://iges.org/grads/downloads.html</a>> ?<br>--Jennifer<br><br><br>On May 7, 2012, at 7:31 PM, Sam Wilson wrote:<br><br>Hi all,<br><br>I am looking to enable several features (shapefiles, netcdf, hdf) that are currently disabled in GrADS on the machine I'm working on. I've seen previous posts in the archives in regards
to enabling the printim command. John Huddleston replied and mentioned a document BuildingGrADS.pdf. Would someone mind sending me this document, or any other assistance in this matter? I'm not sure if I need to do a full re-install, or if there are shortcuts to enable these features. Here is the output of 'q config':<br><br>ga-> q config<br>Config: v2.0.a8 little-endian readline printim<br>Grid Analysis and Display System (GrADS) Version 2.0.a8<br>Copyright (c) 1988-2010 by Brian Doty and the<br>Institute for Global Environment and Society (IGES)<br>This program is distributed WITHOUT ANY WARRANTY<br>See file COPYRIGHT for more information.<br><br>Built Wed Jul 13 12:58:11 PDT 2011 for i686-pc-linux-gnu<br><br>This version of GrADS has been configured with the following options:<br> o Built on a LITTLE ENDIAN machine<br> o Athena Widget GUI DISABLED<br> o Command line editing ENABLED<br>
<a href="http://tiswww.case.edu/php/chet/readline/rltop.html" target="_blank">http://tiswww.case.edu/php/chet/readline/rltop.html</a><br> o printim command for image output ENABLED<br> <a href="http://www.zlib.net" target="_blank">http://www.zlib.net</a><<a href="http://www.zlib.net/" target="_blank">http://www.zlib.net/</a>><br> <a href="http://www.libpng.org/pub/png/libpng.html" target="_blank">http://www.libpng.org/pub/png/libpng.html</a><br> <a href="http://www.libgd.org/Main_Page" target="_blank">http://www.libgd.org/Main_Page</a><br> o GRIB2 interface DISABLED<br> o NetCDF interface DISABLED<br> o OPeNDAP gridded data interface DISABLED<br> o OPeNDAP station data interface DISABLED<br> o HDF interface DISABLED<br> o GeoTIFF and KML output DISABLED<br> o Shapefile interface DISABLED<br><br>For additional information please consult <a
href="http://iges.org/grads" target="_blank">http://iges.org/grads</a><br><br>Thanks for your time and any help you can provide.<br><br>Best Regards,<br>Sam<br><br>_______________________________________________<br>gradsusr mailing list<br><a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><mailto:<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>><br><a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br><br>--<br>Jennifer M. Adams<br>IGES/COLA<br>4041 Powder Mill Road, Suite 302<br>Calverton, MD 20705<br><a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a><mailto:<a ymailto="mailto:jma@cola.iges.org" href="mailto:jma@cola.iges.org">jma@cola.iges.org</a>><br><br><br><br>_______________________________________________ gradsusr
mailing list <a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><mailto:<a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br>-------------- next part --------------<br>An HTML attachment was scrubbed...<br>URL: <a href="http://gradsusr.org/pipermail/gradsusr/attachments/20120508/efaabc5a/attachment.html" target="_blank">http://gradsusr.org/pipermail/gradsusr/attachments/20120508/efaabc5a/attachment.html</a> <br><br>------------------------------<br><br>_______________________________________________<br>gradsusr mailing list<br><a ymailto="mailto:gradsusr@gradsusr.org" href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br><a href="http://gradsusr.org/mailman/listinfo/gradsusr"
target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br><br><br>End of gradsusr Digest, Vol 27, Issue 8<br>***************************************<br><br><br> </div> </div> </div></body></html>