[R] Reading *.nc4 data

Roy Mendelssohn - NOAA Federal roy.mendelssohn at noaa.gov
Mon Jan 26 21:52:48 CET 2015

I don’t think the ncdf library open netcdf4 files, which your file would seem to be.  You need the library ncdf4 for that.  For variety of reasons perhaps others can explain, ncdf4 for Windows is not on CRAN.  You can download it from:



On Jan 26, 2015, at 10:59 AM, John Wasige <johnwasige at gmail.com> wrote:

> Dear all,
> i get the following error when reading *.nc4 data:
> Error in R_nc_open: No such file or directoryError in
> open.ncdf("D:/Ag/rst_1980_prate.nc4") :
>  Error in open.ncdf trying to open file D:/Ag/rst_1980_prate.nc4
> library("ncdf")
> prec <- open.ncdf("D:/Ag/rst_1980_prate.nc4")
> lons <- get.var.ncdf(prec,"lon")
> lats <- get.var.ncdf(prec,"lat")
> time <- get.var.ncdf(prec,"time")
> What could be the problem
> thanks for your help
> -- 
> John
> 	[[alternative HTML version deleted]]
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Roy Mendelssohn
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