GENERIC time time xc lon yc lat area area mask mask /usr/workspace/e3sm/ccsm3data/inputdata/ocn/docn7 domain.ocn.0.25x0.25.c20190221.nc SST_cpl t /p/lustre2/zhang73/DATA/data_hiccup sst_ice.daymean.2014.fillmsg.fmt-c250322.nc 0