<div dir="ltr"><div dir="ltr"><div dir="ltr">Hi Tim,<div><br></div><div>I tried your dataset and got the same error in QGIS. Then when I tried to download the netcdf version (which sometimes works better with mesh in QGIS):</div><div><br></div><div><div>#!/usr/local/bin/python</div><div>import cdsapi</div><div>c = cdsapi.Client()</div><div>c.retrieve(</div><div> "reanalysis-era5-complete",</div><div>{</div><div> "class": "ea",</div><div> "dataset": "era5",</div><div> "date": "2018-08-01",</div><div> "domain": "g",</div><div> "expver": "1",</div><div> "number": "0/1/2/3/4/5/6/7/8/9",</div><div> "param": "238.140",</div><div> "step": "0",</div><div> "stream": "ewda",</div><div> "time": "06:00:00/18:00:00",</div><div> "type": "fc",</div><div> "format": "netcdf",</div><div> "target": "<a href="http://output.nc">output.nc</a>",</div><div>}, "<a href="http://global-waves-2018-08-01-0600-1800.nc">global-waves-2018-08-01-0600-1800.nc</a>")</div></div><div><br></div><div><br></div><div>I got he following error:</div><div><span style="font-family:monospace"><span style="color:rgb(0,0,0)">First GRIB is not on a regular lat/lon grid or on a regular Gaus</span>sian grid. Exiting<br></span></div><div><span style="font-family:monospace"><br></span></div><div><span style="font-family:monospace">For your example, you can use probably one of these datasets (I have tried aerosols and they seem to open fine in QGIS):</span></div><div><font face="monospace"><a href="https://atmosphere.copernicus.eu/catalogue#/">https://atmosphere.copernicus.eu/catalogue#/</a></font><br></div><div><font face="monospace"><br></font></div><div><font face="monospace">Let me know if you have any problems.</font></div><div><font face="monospace"><br></font></div><div><font face="monospace">Cheers</font></div><div><font face="monospace">Saber</font></div><div><br></div></div></div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, 8 Nov 2018 at 05:06, Tim Sutton <<a href="mailto:tim@kartoza.com">tim@kartoza.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space">Hi All./ Martin<div><br></div><div><br></div><div>I’m trying to get some mesh data for a presentation to a bunch of climate geeks later today. I tried grabbing a sample dataset from ECMWF/Copernicus like this:</div><div><br></div><div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(99,99,99);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures">#!/usr/local/bin/python</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(223,223,223);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#a3ff09">import</span><span style="font-variant-ligatures:no-common-ligatures"> cdsapi</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(223,223,223);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures">c = cdsapi.Client()</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(223,223,223);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures">c.retrieve(</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"reanalysis-era5-complete"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,208,77);background-color:rgb(29,29,29)"><span style="font-variant-ligatures:no-common-ligatures">{</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"class"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"ea"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"dataset"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"era5"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"date"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"2018-08-01"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"domain"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"g"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"expver"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"1"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"number"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"0/1/2/3/4/5/6/7/8/9"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"param"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"238.140"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"step"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"0/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"stream"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"ewda"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"time"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"06:00:00/18:00:00"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"type"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"fc"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(254,207,117);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf"> </span><span style="font-variant-ligatures:no-common-ligatures">"target"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">: </span><span style="font-variant-ligatures:no-common-ligatures">"output"</span><span style="font-variant-ligatures:no-common-ligatures;color:#dfdfdf">,</span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(223,223,223);background-color:rgb(29,29,29)"><span style="font-variant-ligatures:no-common-ligatures;color:#fed04d">}</span><span style="font-variant-ligatures:no-common-ligatures">, </span><span style="font-variant-ligatures:no-common-ligatures;color:#fecf75">"global-waves-2018-08-01-0600-1800.grib"</span><span style="font-variant-ligatures:no-common-ligatures">) </span></div><div style="margin:0px;font-stretch:normal;font-size:23px;line-height:normal;font-family:"Andale Mono";color:rgb(52,52,52);background-color:rgb(15,15,15)"><span style="font-variant-ligatures:no-common-ligatures">~ </span></div><span><div><span><br></span></div><div><span><br></span></div><div>When trying to add it as a mesh in Data Source Manager it gives a ‘file not supported’ error. So two questions:</div><div><br></div><div>1) anything obvious I am doing wrong?</div><div>2) where is the best place to get some demo .grib or NetCDF data that I can use to show off the cool new mesh stuff in 3.4 (with vector arrows etc).</div><div><br></div><div>Regards</div><div><br></div><div>Tim</div></span></div><span><br></span><div><span><div><span>—</span><br><br><br><span style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span><span><span><span><span><span><span><span><span><span><img id="m_-3015272512434524645903CBF9C-CEF9-4E16-8819-206FBC7A8CB6" src="cid:1A5DF6DE-E302-4C28-BFBD-29663CBF1351"></span><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;margin:0px;line-height:normal;min-height:14px"><br class="m_-3015272512434524645Apple-interchange-newline"><br class="m_-3015272512434524645Apple-interchange-newline"><br class="m_-3015272512434524645Apple-interchange-newline"><br></div><div 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style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;margin:0px;line-height:normal;min-height:14px"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;margin:0px;line-height:normal"><b>Co-founder:</b><span class="m_-3015272512434524645Apple-converted-space"> </span>Kartoza</div><div 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style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;margin:0px;line-height:normal"><b>Skype</b>: timlinux </div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:center;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;margin:0px;line-height:normal"><b>IRC:</b><span class="m_-3015272512434524645Apple-converted-space"> </span>timlinux on #qgis at <a href="http://freenode.net" 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