Hi Lydia, Your question match more the topics of the r-sig-geo list.
Please have a look at the "raster" package, as well as the "rasterVis" package to read and work with NetCDF format. Regards, Pascal On Tue, May 13, 2014 at 6:27 AM, Lydia Keppler <lydiakepp...@gmail.com> wrote: > Hi all, > > I am using Windows 7 and R Studio version 3.0.2 (2013-09-25). > I am relatively new to R and am trying to make a contour plot from a 3D > data grid. > > I my data file has the following specifics: > > [1] "file Data.nc has 3 dimensions:" > [1] "time Size: 96" > [1] "lat Size: 21" > [1] "lon Size: 61" > [1] "------------------------" > [1] "file Data.nc has 2 variables:" > [1] "double U[time,lat,lon] Longname:U Missval:1e+30" > [1] "double V[time,lat,lon] Longname:V Missval:1e+30" > > lat and lon includes latitude and longitude values from a certain region in > a 1°grid > time includes different months over 8 years > > I would like to draw > 1) a contourplot of the mean U (mean U of all times), at the different > locations (x=lon, y=lat) > 2) a contourplot of U at the different locations (x=lon, y=lat) at > different times. > > I have only made contourplots with 2D data (i.e. contour (lat,lon, z) and > am struggling a bit to find help. > > Any suggestions are very much appreciated. > Cheers, > > Lydia > > -- >><((((º> > > [[alternative HTML version deleted]] > > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Pascal Oettli Project Scientist JAMSTEC Yokohama, Japan ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
