Month (120 values)
1940-01
1940-02
1940-03
1940-04
1940-05
1940-06
1940-07
1940-08
1940-09
1940-10
1940-11
1940-12
1941-01
1941-02
1941-03
1941-04
1941-05
1941-06
1941-07
1941-08
1941-09
1941-10
1941-11
1941-12
1942-01
1942-02
1942-03
1942-04
1942-05
1942-06
1942-07
1942-08
1942-09
1942-10
1942-11
1942-12
1943-01
1943-02
1943-03
1943-04
1943-05
1943-06
1943-07
1943-08
1943-09
1943-10
1943-11
1943-12
1944-01
1944-02
1944-03
1944-04
1944-05
1944-06
1944-07
1944-08
1944-09
1944-10
1944-11
1944-12
1945-01
1945-02
1945-03
1945-04
1945-05
1945-06
1945-07
1945-08
1945-09
1945-10
1945-11
1945-12
1946-01
1946-02
1946-03
1946-04
1946-05
1946-06
1946-07
1946-08
1946-09
1946-10
1946-11
1946-12
1947-01
1947-02
1947-03
1947-04
1947-05
1947-06
1947-07
1947-08
1947-09
1947-10
1947-11
1947-12
1948-01
1948-02
1948-03
1948-04
1948-05
1948-06
1948-07
1948-08
1948-09
1948-10
1948-11
1948-12
1949-01
1949-02
1949-03
1949-04
1949-05
1949-06
1949-07
1949-08
1949-09
1949-10
1949-11
1949-12
Level (137 values)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
Parameter (16 values)
Divergence
Eta-coordinate vertical velocity
Fraction of cloud cover
Geopotential
Logarithm of surface pressure
Ozone mass mixing ratio
Specific cloud ice water content
Specific cloud liquid water content
Specific humidity
Specific rain water content
Specific snow water content
Temperature
U component of wind
V component of wind
Vertical velocity
Vorticity (relative)