Check out: http://addictedtor.free.fr/graphiques/RGraphGallery.php?graph=80
and RSiteSearch("quiver") On Tue, Apr 29, 2008 at 6:08 AM, Jenny Barnes <[EMAIL PROTECTED]> wrote: > Dear R-help community, > > I have searched through the archives and not been able ot find any advice on > how to plot a wind field with one arrow per grid square with the arrow > pointing in the direction of the wind and it's size proportional to the wind > strength. > > I have the wind speed data in arrays of [lon,lat,uwind] and [lon,lat,vwind] > so it is broken down into u and v components. How do I plot it though?!?! > > Any suggestions very wecome indeed - I seem to have hit a brick wall..... > > All the best, > > Jenny > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > Jennifer Barnes > PhD student: long range drought prediction Climate Extremes Group > Department of Space and Climate Physics > University College London > Holmbury St Mary Dorking, Surrey, RH5 6NT > Web: http://climate.mssl.ucl.ac.uk > > ______________________________________________ > 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. > ______________________________________________ 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.