NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic[MSL total_air_column surface PressureLevel ]
NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel[CBUW qa temp vvel CBTZW relv psi reld v CBTMW CBUQ CBVW phi CBTW CBVQ vpot CBQW rhum u vtemp CBMZW ]
grid: /X (degree_east) periodic (0) to (2.5W) by 2.5 N= 144 pts :grid
grid: /Y (degree_north) ordered (90N) to (90S) by 2.5 N= 73 pts :grid
grid: /P (mb) ordered [ (1000) (925) (850) (700) (600) (500) (400) (300) (250) (200) (150) (100) (70) (50) (30) (20) (10)] :grid
grid: /T (months since 1960-01-01) ordered (Jan 1949) to (Aug 2014) by 1.0 N= 788 pts :grid
NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel psi[ X Y | P T]
NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel relv[ XY | P T]
NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel relv[ XY | P T]

CPTv10+ files for NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel relv