This is a known issue and can be fixed with some external tools. I have filed a bug: https://issues.qgis.org/issues/20853 And hopefully get around to fix it in 3.6
Regards Saber On Thu, 20 Dec 2018 at 01:44, Lee Eddington <lee.w.edding...@gmail.com> wrote: > I’m pretty new to QGIS and am trying to figure out how to modify longitude > values of layers. I was able to add a raster layer in GRIB2 format (NCEP > global meteorological data). The longitude values range from 0 to 360 > degrees. I’m able to view and do calculations on the data with no > problem. I also added shaded relief and coastline data from Natural > Earth. This data has longitude values from -180 to 180 degrees. So from > -180 to 0 degrees I only see the Natural Earth data, from 0 to 180 degrees > I see both datasets and from 180 to 360 degrees I only see the GRIB2 data. > I want both datasets to be referenced the same with regards to longitude > (-180 to 180, 0 to 360 or whatever). It seems like this should be a fairly > easy problem to fix by either adding 180 degrees to longitudes from the > Natural Earth data or subtracting 180 from the GRIB2 longitudes, but I > can’t figure out how to do it. > > I’m using QGIS version 3.4.1-Madeira. The CRS I’m working in is what QGIS > put the GRIB2 data into when I added it: * Generated CRS (+proj=longlat > +a=6371229 +b=6371229 +no_defs) > > Thanks, > Lee > > _______________________________________________ > Qgis-user mailing list > Qgis-user@lists.osgeo.org > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user -- Saber Razmjooei www.lutraconsulting.co.uk +44 (0)7568 129733
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