Independent Variables (Grids)

Pressure

grid: /P (mb) ordered [ (1000) (925) (850) (700) (600) (500) (400) (300) (250) (200) (150) (100) (70) (50) (30) (20) (10)] :grid

Time (time)

grid: /T (days since 1960-01-01) ordered [ (16 Jan 1949 - 15 Feb 1949) (16 Feb 1949 - 15 Mar 1949) (16 Mar 1949 - 15 Apr 1949) ... (16 Jul 2014 - 15 Aug 2014)] N= 787 pts :grid

Longitude (longitude)

grid: /X (degree_east) periodic (1.25E) to (1.25W) by 2.5 N= 144 pts :grid

Latitude (latitude)

grid: /Y (degree_north) ordered (90N) to (90S) by 2.5 N= 73 pts :grid