ncrcat -v sand_01 ./his_aug_*.nc /ches/data10/pub/ckharris/run70_sand.nc
ncrcat -A -v sand_02 ./his_aug_*.nc /ches/data10/pub/ckharris/run70_sand.nc
ncrcat -A -v sand_03 ./his_aug_*.nc /ches/data10/pub/ckharris/run70_sand.nc
ncrcat -A -v sand_04 ./his_aug_*.nc /ches/data10/pub/ckharris/run70_sand.nc





