GXGXS multi-year time series GXGXS prc prec domain.T62.nc time lon lat area mask gxgxs.prec.T62.1996.nc gxgxs.prec.T62.1997.nc gxgxs.prec.T62.1998.nc gxgxs.prec.T62.1999.nc gxgxs.prec.T62.2000.nc cp:/ptmp/kauff/tn460_data_multi-year/PRECIP/