<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I see. From the NCEP docs it looks like this template needs an extra grib2 code in the units field to be unique: the statistical process (code table 4.10) AND the type of spatial processing used (code table 4.15). Where can I get a data sample? <div>--Jennifer<br><div><br></div><div><br></div><div><br><div><div>On Jun 22, 2011, at 1:09 PM, Wesley Ebisuzaki wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Jennifer,<br><br>PDS Template 4.15 was designed for regridding a field. For example, you <br>have<br>a high-resolution field that you want to send to the field as a <br>low-resolution grid.<br>A pilot may want to know the average and peak winds in his 1x1 degree box<br>for flight planning. That would more practical than giving, for <br>example, a 8 km grid.<br>All template 4.15 tells you that the grid was converted into a new grid <br>and how<br>the conversion was done.<br><br><br> Wesley<br><br>Jennifer Adams wrote:<br><br> *extracted*<br><blockquote type="cite">This is GrADS telling you that the library couldn't get the field. <br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">PDS Template 4.15 is not in the WMO docs, but it is in the NCEP grib2 <br></blockquote><blockquote type="cite">docs: " * Average, accumulation, extreme values or other <br></blockquote><blockquote type="cite">statistically-processed values over a spatial area at a horizontal <br></blockquote><blockquote type="cite">level or in a horizontal layer at a point in time" *<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Even with the newer library, I don't see how GrADS can support that <br></blockquote><blockquote type="cite">PDT -- it sounds like a number not a grid. Maybe wgrib2 can digest <br></blockquote><blockquote type="cite">your file and return data values, if it is linked with the newer <br></blockquote><blockquote type="cite">version of the library. <br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">--Jennifer<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><br>_______________________________________________<br>gradsusr mailing list<br><a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br>http://gradsusr.org/mailman/listinfo/gradsusr<br></div></blockquote></div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div>--</div><div>Jennifer M. Adams</div><div>IGES/COLA</div><div>4041 Powder Mill Road, Suite 302</div><div>Calverton, MD 20705</div><div><a href="mailto:jma@cola.iges.org">jma@cola.iges.org</a></div><div><br class="khtml-block-placeholder"></div><br class="Apple-interchange-newline"></span></span></div></span> </div><br></div></div></body></html>