Chapter XXVI: Meteorological Tables (3)
======+=====================================================================+=====
_t_ | Difference between the dry and wet thermometers (_t-t′_). |_t_
(Dry +----+----+----+----+----+----+----+----+-----+-----+-----+-----+-----+(Dry
ther.)|6°.0|6°.5|7°.0|7°.5|8°.0|8°.5|9°.0|9°.5|10°.0|10°.5|11°.0|11°.5|12°.0|ther.)
------+----+----+----+----+----+----+----+----+-----+-----+-----+-----+-----+------
19 | 10 | | | | | | | | | | | | | 19
| | | | | | | | | | | | | |
20 | 13 | 6 | | | | | | | | | | | | 20
21 | 16 | 9 | 2 | | | | | | | | | | | 21
22 | 19 | 12 | 6 | | | | | | | | | | | 22
23 | 21 | 15 | 9 | 2 | | | | | | | | | | 23
24 | 24 | 17 | 11 | 6 | | | | | | | | | | 24
| | | | | | | | | | | | | |
25 | 26 | 20 | 14 | 8 | 3 | | | | | | | | | 25
26 | 28 | 23 | 17 | 11 | 6 | | | | | | | | | 26
27 | 30 | 25 | 19 | 14 | 9 | 3 | | | | | | | | 27
28 | 33 | 27 | 22 | 17 | 11 | 6 | 1 | | | | | | | 28
29 | 35 | 29 | 24 | 19 | 14 | 9 | 4 | | | | | | | 29
| | | | | | | | | | | | | |
30 | 36 | 31 | 26 | 22 | 17 | 12 | 7 | 2 | | | | | | 30
31 | 38 | 33 | 29 | 24 | 19 | 14 | 10 | 5 | | | | | | 31
32 | 40 | 35 | 31 | 26 | 21 | 17 | 12 | 8 | 3 | | | | | 32
33 | 42 | 37 | 33 | 28 | 24 | 19 | 15 | 10 | 6 | 2 | | | | 33
34 | 44 | 39 | 35 | 30 | 26 | 21 | 17 | 13 | 9 | 4 | | | | 34
| | | | | | | | | | | | | |
35 | 45 | 41 | 37 | 32 | 28 | 24 | 19 | 15 | 12 | 7 | 3 | | | 35
36 | 47 | 43 | 38 | 34 | 30 | 26 | 22 | 18 | 14 | 10 | 6 | 2 | | 36
37 | 48 | 44 | 40 | 36 | 32 | 28 | 24 | 20 | 16 | 12 | 8 | 5 | 1 | 37
38 | 50 | 46 | 42 | 38 | 34 | 30 | 26 | 22 | 18 | 15 | 11 | 7 | 3 | 38
39 | 52 | 48 | 44 | 40 | 36 | 32 | 28 | 24 | 20 | 17 | 13 | 9 | 6 | 39
| | | | | | | | | | | | | |
40 | 53 | 49 | 45 | 41 | 38 | 34 | 30 | 26 | 22 | 19 | 16 | 12 | 8 | 40
41 | 54 | 50 | 46 | 43 | 39 | 36 | 32 | 29 | 24 | 21 | 18 | 14 | 10 | 41
42 | 55 | 51 | 48 | 44 | 40 | 37 | 34 | 30 | 27 | 23 | 20 | 16 | 13 | 42
43 | 56 | 52 | 49 | 46 | 42 | 38 | 35 | 32 | 29 | 25 | 22 | 19 | 15 | 43
44 | 57 | 53 | 50 | 47 | 43 | 40 | 37 | 33 | 30 | 27 | 24 | 21 | 17 | 44
| | | | | | | | | | | | | |
45 | 58 | 54 | 51 | 48 | 44 | 41 | 38 | 35 | 32 | 29 | 25 | 22 | 19 | 45
46 | 58 | 55 | 52 | 49 | 46 | 42 | 39 | 36 | 33 | 30 | 27 | 23 | 21 | 46
47 | 59 | 56 | 53 | 50 | 47 | 44 | 40 | 38 | 34 | 31 | 28 | 25 | 22 | 47
48 | 60 | 56 | 53 | 51 | 48 | 45 | 42 | 39 | 36 | 33 | 30 | 27 | 24 | 48
49 | 60 | 57 | 54 | 52 | 49 | 46 | 43 | 40 | 37 | 34 | 31 | 29 | 26 | 49
| | | | | | | | | | | | | |
50 | 61 | 58 | 55 | 52 | 50 | 47 | 44 | 41 | 38 | 36 | 33 | 30 | 27 | 50
51 | 62 | 59 | 56 | 53 | 50 | 48 | 45 | 42 | 39 | 37 | 34 | 31 | 28 | 51
52 | 63 | 60 | 57 | 54 | 51 | 48 | 46 | 43 | 40 | 38 | 35 | 33 | 30 | 52
53 | 63 | 61 | 58 | 55 | 52 | 49 | 47 | 44 | 42 | 39 | 36 | 34 | 31 | 53
54 | 64 | 61 | 59 | 56 | 53 | 50 | 48 | 45 | 43 | 40 | 38 | 35 | 32 | 54
| | | | | | | | | | | | | |
55 | 65 | 62 | 59 | 57 | 54 | 51 | 49 | 46 | 43 | 41 | 39 | 36 | 34 | 55
56 | 65 | 63 | 60 | 57 | 55 | 52 | 50 | 47 | 44 | 42 | 40 | 37 | 35 | 56
57 | 66 | 64 | 61 | 58 | 55 | 53 | 50 | 48 | 45 | 43 | 40 | 38 | 36 | 57
58 | 67 | 64 | 61 | 59 | 56 | 53 | 51 | 49 | 46 | 44 | 42 | 39 | 37 | 58
59 | 67 | 65 | 62 | 60 | 57 | 54 | 52 | 49 | 47 | 45 | 43 | 40 | 38 | 59
| | | | | | | | | | | | | |
60 | 68 | 65 | 63 | 60 | 58 | 55 | 53 | 50 | 48 | 46 | 44 | 41 | 39 | 60
61 | 68 | 66 | 63 | 61 | 58 | 56 | 54 | 51 | 49 | 47 | 44 | 42 | 40 | 61
62 | 69 | 66 | 64 | 61 | 59 | 57 | 54 | 52 | 50 | 47 | 45 | 43 | 41 | 62
63 | 69 | 67 | 64 | 62 | 60 | 57 | 55 | 53 | 51 | 48 | 46 | 44 | 42 | 63
64 | 70 | 67 | 65 | 62 | 60 | 58 | 56 | 53 | 51 | 49 | 47 | 45 | 43 | 64
| | | | | | | | | | | | | |
65 | 70 | 68 | 65 | 63 | 61 | 59 | 56 | 54 | 52 | 50 | 48 | 46 | 44 | 65
66 | 71 | 68 | 66 | 63 | 61 | 59 | 57 | 55 | 53 | 51 | 49 | 47 | 45 | 66
67 | 71 | 69 | 66 | 64 | 62 | 60 | 58 | 55 | 53 | 51 | 49 | 47 | 45 | 67
68 | 71 | 69 | 67 | 65 | 63 | 60 | 58 | 56 | 54 | 52 | 50 | 48 | 46 | 68
69 | 72 | 70 | 67 | 65 | 63 | 61 | 59 | 57 | 55 | 53 | 51 | 49 | 47 | 69
| | | | | | | | | | | | | |
70 | 72 | 70 | 68 | 66 | 64 | 62 | 60 | 57 | 55 | 53 | 52 | 50 | 48 | 70
71 | 72 | 70 | 68 | 66 | 64 | 62 | 60 | 58 | 56 | 54 | 52 | 50 | 48 | 71
72 | 73 | 71 | 69 | 67 | 65 | 63 | 61 | 59 | 57 | 55 | 53 | 51 | 49 | 72
73 | 73 | 71 | 69 | 67 | 65 | 63 | 61 | 59 | 57 | 55 | 53 | 52 | 50 | 73
74 | 74 | 72 | 70 | 68 | 66 | 64 | 62 | 60 | 58 | 56 | 54 | 52 | 50 | 74
| | | | | | | | | | | | | |
75 | 74 | 72 | 70 | 68 | 66 | 64 | 62 | 60 | 58 | 56 | 55 | 53 | 51 | 75
76 | 74 | 72 | 70 | 68 | 66 | 64 | 63 | 61 | 59 | 57 | 55 | 53 | 52 | 76
77 | 74 | 73 | 71 | 69 | 67 | 65 | 63 | 61 | 59 | 57 | 56 | 54 | 52 | 77
78 | 75 | 73 | 71 | 69 | 67 | 65 | 63 | 62 | 60 | 58 | 56 | 54 | 53 | 78
79 | 75 | 73 | 71 | 70 | 68 | 66 | 64 | 62 | 60 | 58 | 57 | 55 | 53 | 79
| | | | | | | | | | | | | |
80 | 75 | 73 | 72 | 70 | 68 | 66 | 64 | 63 | 61 | 59 | 57 | 55 | 54 | 80
------+----+----+----+----+----+----+----+----+-----+-----+-----+-----+-----+------
_t._ |6°.0|6°.5|7°.0|7°.5|8°.0|8°.5|9°.0|9°.5|10°.0|10°.5|11°.0|11°.5|12°0|_t._
======+====+====+====+====+====+====+====+====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=============================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)|12°.0|12°.5|13°.0|13°.5|14°.0|14°.5|15°.0|15°.5|16°.0|16°.5|17°.0|17°.5|18°.0|ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
40 | 8 | 5 | 1 | | | | | | | | | | | 40
41 | 10 | 7 | 4 | | | | | | | | | | | 41
42 | 13 | 10 | 6 | 3 | | | | | | | | | | 42
43 | 15 | 12 | 9 | 5 | 2 | | | | | | | | | 43
44 | 17 | 14 | 11 | 8 | 5 | 1 | | | | | | | | 44
| | | | | | | | | | | | | |
45 | 19 | 16 | 13 | 10 | 7 | 4 | 1 | | | | | | | 45
46 | 21 | 18 | 15 | 12 | 9 | 6 | 3 | | | | | | | 46
47 | 22 | 20 | 16 | 14 | 11 | 8 | 5 | 3 | | | | | | 47
48 | 24 | 21 | 19 | 16 | 13 | 10 | 7 | 5 | 2 | | | | | 48
49 | 26 | 23 | 20 | 17 | 15 | 12 | 9 | 7 | 4 | 1 | | | | 49
| | | | | | | | | | | | | |
50 | 27 | 24 | 22 | 19 | 16 | 14 | 11 | 9 | 6 | 4 | 1 | | | 50
51 | 28 | 26 | 23 | 21 | 18 | 16 | 13 | 10 | 8 | 5 | 3 | | | 51
52 | 30 | 27 | 24 | 22 | 20 | 17 | 15 | 12 | 10 | 7 | 5 | | | 52
53 | 31 | 29 | 26 | 24 | 21 | 19 | 16 | 14 | 12 | 9 | 7 | 4 | 2 | 53
54 | 32 | 30 | 28 | 25 | 23 | 20 | 18 | 15 | 13 | 11 | 8 | 6 | 4 | 54
| | | | | | | | | | | | | |
55 | 34 | 31 | 29 | 26 | 24 | 22 | 19 | 17 | 15 | 12 | 10 | 8 | 6 | 55
56 | 35 | 33 | 30 | 28 | 25 | 23 | 21 | 19 | 16 | 14 | 12 | 10 | 8 | 56
57 | 36 | 34 | 32 | 29 | 27 | 24 | 22 | 20 | 18 | 16 | 13 | 11 | 9 | 57
58 | 37 | 35 | 33 | 30 | 28 | 26 | 24 | 21 | 19 | 17 | 15 | 13 | 11 | 58
59 | 38 | 36 | 34 | 31 | 29 | 27 | 25 | 23 | 21 | 18 | 16 | 14 | 12 | 59
| | | | | | | | | | | | | |
60 | 39 | 37 | 34 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 | 14 | 60
61 | 40 | 38 | 35 | 33 | 32 | 29 | 27 | 25 | 23 | 21 | 19 | 17 | 15 | 61
62 | 41 | 39 | 37 | 34 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 | 62
63 | 42 | 40 | 38 | 35 | 33 | 31 | 29 | 28 | 26 | 24 | 22 | 20 | 18 | 63
64 | 43 | 41 | 38 | 36 | 34 | 32 | 30 | 29 | 27 | 25 | 23 | 21 | 19 | 64
| | | | | | | | | | | | | |
65 | 44 | 42 | 39 | 37 | 35 | 33 | 31 | 29 | 28 | 26 | 24 | 22 | 20 | 65
66 | 45 | 42 | 40 | 38 | 36 | 34 | 32 | 30 | 29 | 27 | 25 | 23 | 22 | 66
67 | 45 | 43 | 41 | 39 | 37 | 35 | 33 | 32 | 30 | 28 | 26 | 25 | 23 | 67
68 | 46 | 44 | 42 | 40 | 38 | 36 | 34 | 33 | 31 | 29 | 27 | 26 | 24 | 68
69 | 47 | 45 | 43 | 41 | 39 | 37 | 35 | 33 | 32 | 30 | 28 | 26 | 25 | 69
| | | | | | | | | | | | | |
70 | 48 | 46 | 44 | 42 | 40 | 38 | 36 | 34 | 33 | 31 | 29 | 27 | 26 | 70
71 | 48 | 46 | 45 | 43 | 41 | 39 | 37 | 35 | 34 | 32 | 30 | 28 | 27 | 71
72 | 49 | 47 | 45 | 43 | 42 | 40 | 38 | 36 | 35 | 33 | 31 | 30 | 28 | 72
73 | 50 | 48 | 46 | 44 | 42 | 41 | 39 | 37 | 35 | 34 | 32 | 30 | 29 | 73
74 | 50 | 48 | 47 | 45 | 43 | 41 | 40 | 38 | 36 | 35 | 33 | 31 | 30 | 74
| | | | | | | | | | | | | |
75 | 51 | 49 | 47 | 46 | 44 | 42 | 40 | 39 | 37 | 35 | 34 | 32 | 31 | 75
76 | 52 | 50 | 48 | 46 | 45 | 43 | 41 | 39 | 38 | 36 | 35 | 33 | 31 | 76
77 | 52 | 50 | 49 | 47 | 45 | 44 | 42 | 40 | 39 | 37 | 35 | 34 | 32 | 77
78 | 53 | 51 | 49 | 48 | 46 | 44 | 43 | 41 | 39 | 38 | 36 | 35 | 33 | 78
79 | 53 | 52 | 50 | 48 | 47 | 45 | 43 | 42 | 40 | 39 | 37 | 36 | 34 | 79
| | | | | | | | | | | | | |
80 | 54 | 52 | 51 | 49 | 47 | 45 | 44 | 42 | 41 | 39 | 38 | 36 | 35 | 80
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ |12°.0|12°.5|13°.0|13°.5|14°.0|14°.5|15°.0|15°.5|16°.0|16°.5|17°.0|17°.5|18°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=============================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)|18°.0|19°.0|20°.0|21°.0|22°.0|23°.0|24°.0|25°.0|26°.0|27°.0|28°.0|29°.0|30°.0|ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------
55 | 6 | 1 | | | | | | | | | | | | 55
56 | 8 | 3 | | | | | | | | | | | | 56
57 | 9 | 5 | | | | | | | | | | | | 57
58 | 11 | 7 | 2 | | | | | | | | | | | 58
59 | 12 | 8 | 4 | | | | | | | | | | | 59
| | | | | | | | | | | | | |
60 | 14 | 10 | 6 | 2 | | | | | | | | | | 60
61 | 15 | 11 | 7 | 3 | | | | | | | | | | 61
62 | 16 | 13 | 9 | 5 | 1 | | | | | | | | | 62
63 | 18 | 14 | 10 | 7 | 3 | | | | | | | | | 63
64 | 19 | 15 | 12 | 8 | 5 | 1 | | | | | | | | 64
| | | | | | | | | | | | | |
65 | 20 | 17 | 13 | 10 | 6 | 3 | | | | | | | | 65
66 | 22 | 18 | 14 | 11 | 8 | 4 | 1 | | | | | | | 66
67 | 23 | 19 | 16 | 12 | 9 | 6 | 2 | | | | | | | 67
68 | 24 | 20 | 17 | 14 | 10 | 7 | 4 | 1 | | | | | | 68
69 | 25 | 22 | 18 | 15 | 12 | 8 | 5 | 2 | | | | | | 69
| | | | | | | | | | | | | |
70 | 26 | 23 | 19 | 16 | 13 | 10 | 7 | 4 | 1 | | | | | 70
71 | 27 | 24 | 20 | 17 | 14 | 11 | 8 | 5 | 2 | | | | | 71
72 | 28 | 24 | 22 | 18 | 15 | 12 | 9 | 6 | 3 | 1 | | | | 72
73 | 29 | 25 | 22 | 19 | 16 | 13 | 10 | 8 | 5 | 2 | | | | 73
74 | 30 | 26 | 23 | 20 | 18 | 15 | 12 | 9 | 6 | 3 | 1 | | | 74
| | | | | | | | | | | | | |
75 | 31 | 27 | 24 | 21 | 19 | 16 | 13 | 10 | 7 | 5 | 2 | | | 75
76 | 31 | 28 | 25 | 22 | 20 | 17 | 14 | 11 | 8 | 6 | 3 | 1 | | 76
77 | 32 | 29 | 26 | 23 | 20 | 18 | 15 | 12 | 10 | 7 | 4 | 2 | | 77
78 | 33 | 30 | 27 | 24 | 21 | 19 | 16 | 13 | 11 | 8 | 6 | 3 | 1 | 78
79 | 34 | 31 | 28 | 25 | 22 | 19 | 17 | 14 | 12 | 9 | 7 | 4 | 2 | 79
| | | | | | | | | | | | | |
80 | 35 | 32 | 29 | 26 | 23 | 20 | 18 | 15 | 13 | 10 | 8 | 6 | 3 | 80
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ |18°.0|19°.0|20°.0|21°.0|22°.0|23°.0|24°.0|25°.0|26°.0|27°.0|28°.0|29°.0|30°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=======================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)| 1°.0| 2°.0| 3°.0| 4°.0| 5°.0| 6°.0| 7°.0| 8°.0| 9°.0|10°.0|11°.0|12°.0|ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-------
80 | 96 | 92 | 87 | 83 | 79 | 75 | 72 | 68 | 64 | 61 | 57 | 54 | 80
81 | 96 | 92 | 88 | 84 | 80 | 76 | 72 | 68 | 65 | 61 | 58 | 54 | 81
82 | 96 | 92 | 88 | 84 | 80 | 76 | 72 | 69 | 65 | 62 | 58 | 55 | 82
83 | 96 | 92 | 88 | 84 | 80 | 76 | 73 | 69 | 66 | 62 | 59 | 55 | 83
84 | 96 | 92 | 88 | 84 | 80 | 77 | 73 | 69 | 66 | 63 | 59 | 56 | 84
| | | | | | | | | | | | |
85 | 96 | 92 | 88 | 84 | 80 | 77 | 73 | 70 | 66 | 63 | 60 | 56 | 85
86 | 96 | 92 | 88 | 84 | 81 | 77 | 73 | 70 | 67 | 63 | 60 | 57 | 86
87 | 96 | 92 | 88 | 84 | 81 | 77 | 74 | 70 | 67 | 64 | 60 | 57 | 87
88 | 96 | 92 | 88 | 85 | 81 | 77 | 74 | 71 | 67 | 64 | 61 | 58 | 88
89 | 96 | 92 | 88 | 85 | 81 | 78 | 74 | 71 | 68 | 64 | 61 | 58 | 89
| | | | | | | | | | | | |
90 | 96 | 92 | 88 | 85 | 81 | 78 | 75 | 71 | 68 | 65 | 62 | 59 | 90
91 | 96 | 92 | 89 | 85 | 82 | 78 | 75 | 71 | 68 | 65 | 62 | 59 | 91
92 | 96 | 92 | 89 | 85 | 82 | 78 | 75 | 72 | 69 | 65 | 62 | 59 | 92
93 | 96 | 93 | 89 | 85 | 82 | 78 | 75 | 72 | 69 | 66 | 63 | 60 | 93
94 | 96 | 93 | 89 | 86 | 82 | 79 | 75 | 72 | 69 | 66 | 63 | 60 | 94
| | | | | | | | | | | | |
95 | 96 | 93 | 89 | 86 | 82 | 79 | 76 | 72 | 69 | 66 | 63 | 60 | 95
96 | 96 | 93 | 89 | 86 | 82 | 79 | 76 | 73 | 70 | 67 | 64 | 61 | 96
97 | 96 | 93 | 89 | 86 | 82 | 79 | 76 | 73 | 70 | 67 | 64 | 61 | 97
98 | 96 | 93 | 89 | 86 | 83 | 79 | 76 | 73 | 70 | 67 | 64 | 61 | 98
99 | 96 | 93 | 89 | 86 | 83 | 80 | 76 | 73 | 70 | 68 | 65 | 62 | 99
| | | | | | | | | | | | |
100 | 97 | 93 | 90 | 86 | 83 | 80 | 77 | 74 | 71 | 68 | 65 | 62 | 100
101 | 97 | 93 | 90 | 86 | 83 | 80 | 77 | 74 | 71 | 68 | 65 | 62 | 101
102 | 97 | 93 | 90 | 86 | 83 | 80 | 77 | 74 | 71 | 68 | 65 | 63 | 102
103 | 97 | 93 | 90 | 87 | 83 | 80 | 77 | 74 | 71 | 69 | 66 | 63 | 103
104 | 97 | 93 | 90 | 87 | 83 | 80 | 77 | 74 | 72 | 69 | 66 | 63 | 104
| | | | | | | | | | | | |
105 | 97 | 93 | 90 | 87 | 84 | 81 | 78 | 75 | 72 | 69 | 66 | 64 | 105
106 | 97 | 93 | 90 | 87 | 84 | 81 | 78 | 75 | 72 | 69 | 66 | 64 | 106
107 | 97 | 93 | 90 | 87 | 84 | 81 | 78 | 75 | 72 | 69 | 67 | 64 | 107
108 | 97 | 93 | 90 | 87 | 84 | 81 | 78 | 75 | 72 | 70 | 67 | 64 | 108
109 | 97 | 93 | 90 | 87 | 84 | 81 | 78 | 75 | 73 | 70 | 67 | 65 | 109
| | | | | | | | | | | | |
110 | 97 | 94 | 90 | 87 | 84 | 81 | 78 | 76 | 73 | 70 | 67 | 65 | 110
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ | 1°.0| 2°.0| 3°.0| 4°.0| 5°.0| 6°.0| 7°.0| 8°.0| 9°.0|10°.0|11°.0|12°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=============================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)|12°.0|13°.0|14°.0|15°.0|16°.0|17°.0|18°.0|19°.0|20°.0|21°.0|22°.0|23°.0|24°.0|ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
80 | 54 | 51 | 47 | 44 | 41 | 38 | 35 | 32 | 29 | 26 | 23 | 20 | 18 | 80
81 | 54 | 51 | 48 | 44 | 41 | 38 | 35 | 33 | 30 | 27 | 24 | 21 | 19 | 81
82 | 55 | 52 | 48 | 45 | 42 | 39 | 36 | 33 | 31 | 28 | 25 | 22 | 20 | 82
83 | 55 | 52 | 49 | 46 | 43 | 40 | 37 | 34 | 31 | 29 | 26 | 23 | 21 | 83
84 | 56 | 53 | 49 | 46 | 44 | 41 | 38 | 35 | 32 | 29 | 27 | 24 | 22 | 84
| | | | | | | | | | | | | |
85 | 56 | 53 | 50 | 47 | 44 | 41 | 38 | 36 | 33 | 30 | 28 | 25 | 22 | 85
86 | 57 | 54 | 51 | 48 | 45 | 42 | 39 | 36 | 34 | 31 | 29 | 26 | 23 | 86
87 | 57 | 54 | 51 | 48 | 45 | 42 | 40 | 37 | 34 | 32 | 30 | 27 | 24 | 87
88 | 58 | 55 | 52 | 49 | 46 | 43 | 40 | 38 | 35 | 32 | 30 | 27 | 25 | 88
89 | 58 | 55 | 52 | 49 | 46 | 44 | 41 | 38 | 36 | 33 | 31 | 28 | 26 | 89
| | | | | | | | | | | | | |
90 | 59 | 56 | 53 | 50 | 47 | 44 | 41 | 39 | 36 | 34 | 32 | 29 | 26 | 90
91 | 59 | 56 | 53 | 50 | 47 | 45 | 42 | 39 | 37 | 35 | 33 | 30 | 27 | 91
92 | 59 | 56 | 54 | 51 | 48 | 45 | 43 | 40 | 37 | 35 | 33 | 30 | 28 | 92
93 | 60 | 57 | 54 | 51 | 48 | 46 | 43 | 41 | 38 | 36 | 34 | 31 | 29 | 93
94 | 60 | 57 | 54 | 52 | 49 | 46 | 44 | 41 | 39 | 36 | 34 | 31 | 29 | 94
| | | | | | | | | | | | | |
95 | 60 | 58 | 55 | 52 | 49 | 47 | 44 | 42 | 39 | 37 | 35 | 32 | 30 | 95
96 | 61 | 58 | 55 | 53 | 50 | 47 | 45 | 42 | 40 | 37 | 36 | 33 | 30 | 96
97 | 61 | 58 | 56 | 53 | 50 | 48 | 45 | 43 | 40 | 38 | 36 | 33 | 31 | 97
98 | 61 | 59 | 56 | 53 | 51 | 48 | 46 | 43 | 41 | 38 | 37 | 34 | 32 | 98
99 | 62 | 59 | 56 | 54 | 51 | 49 | 46 | 44 | 41 | 39 | 37 | 34 | 32 | 99
| | | | | | | | | | | | | |
100 | 62 | 59 | 57 | 54 | 51 | 49 | 47 | 44 | 42 | 39 | 37 | 35 | 33 | 100
101 | 62 | 60 | 57 | 54 | 52 | 49 | 47 | 45 | 42 | 40 | 38 | 36 | 33 | 101
102 | 63 | 60 | 57 | 55 | 52 | 50 | 47 | 45 | 43 | 40 | 38 | 36 | 34 | 102
103 | 63 | 60 | 58 | 55 | 53 | 50 | 48 | 45 | 43 | 41 | 39 | 37 | 34 | 103
104 | 63 | 61 | 58 | 55 | 53 | 51 | 48 | 46 | 44 | 41 | 39 | 37 | 35 | 104
| | | | | | | | | | | | | |
105 | 64 | 61 | 58 | 56 | 53 | 51 | 49 | 46 | 44 | 42 | 40 | 38 | 35 | 105
106 | 64 | 61 | 59 | 56 | 54 | 51 | 49 | 47 | 44 | 42 | 40 | 38 | 36 | 106
107 | 64 | 62 | 59 | 57 | 54 | 52 | 49 | 47 | 45 | 43 | 41 | 38 | 36 | 107
108 | 64 | 62 | 59 | 57 | 54 | 52 | 50 | 47 | 45 | 43 | 41 | 39 | 37 | 108
109 | 65 | 62 | 60 | 57 | 55 | 52 | 50 | 48 | 46 | 44 | 41 | 39 | 37 | 109
| | | | | | | | | | | | | |
110 | 65 | 62 | 60 | 57 | 55 | 53 | 50 | 48 | 46 | 44 | 42 | 40 | 38 | 110
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ |12°.0|13°.0|14°.0|15°.0|16°.0|17°.0|18°.0|19°.0|20°.0|21°.0|22°.0|23°.0|24°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=============================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)|24°.0|25°.0|26°.0|27°.0|28°.0|29°.0|30°.0|31°.0|32°.0|33°.0|34°.0|35°.0|36°.0|ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
80 | 18 | 15 | 13 | 10 | 8 | 6 | 3 | 1 | | | | | | 80
81 | 19 | 16 | 14 | 11 | 9 | 7 | 4 | 2 | | | | | | 81
82 | 20 | 17 | 15 | 12 | 10 | 8 | 5 | 3 | 1 | | | | | 82
83 | 21 | 18 | 16 | 13 | 11 | 9 | 6 | 4 | 2 | | | | | 83
84 | 22 | 19 | 17 | 14 | 12 | 10 | 8 | 5 | 3 | 1 | | | | 84
| | | | | | | | | | | | | |
85 | 22 | 20 | 17 | 15 | 13 | 11 | 9 | 6 | 4 | 2 | | | | 85
86 | 23 | 21 | 18 | 16 | 14 | 12 | 10 | 7 | 5 | 3 | 1 | | | 86
87 | 24 | 22 | 19 | 17 | 15 | 13 | 11 | 8 | 6 | 4 | 2 | | | 87
88 | 25 | 22 | 20 | 18 | 16 | 14 | 12 | 9 | 7 | 5 | 3 | 1 | | 88
89 | 26 | 23 | 21 | 19 | 16 | 14 | 12 | 10 | 8 | 6 | 4 | 2 | 1 | 89
| | | | | | | | | | | | | |
90 | 26 | 24 | 22 | 20 | 17 | 15 | 13 | 11 | 9 | 7 | 5 | 3 | 2 | 90
91 | 27 | 25 | 23 | 20 | 18 | 16 | 14 | 12 | 10 | 8 | 6 | 4 | 3 | 91
92 | 28 | 26 | 23 | 21 | 19 | 17 | 15 | 13 | 11 | 9 | 7 | 5 | 3 | 92
93 | 29 | 26 | 24 | 22 | 20 | 18 | 16 | 14 | 12 | 10 | 8 | 6 | 4 | 93
94 | 29 | 27 | 25 | 23 | 21 | 18 | 16 | 14 | 13 | 11 | 9 | 7 | 5 | 94
| | | | | | | | | | | | | |
95 | 30 | 28 | 25 | 23 | 21 | 19 | 17 | 15 | 13 | 11 | 10 | 8 | 6 | 95
96 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 | 14 | 12 | 10 | 9 | 7 | 96
97 | 31 | 29 | 27 | 25 | 23 | 21 | 19 | 17 | 15 | 13 | 11 | 10 | 8 | 97
98 | 32 | 29 | 27 | 25 | 23 | 21 | 19 | 18 | 16 | 14 | 12 | 10 | 9 | 98
99 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 | 15 | 13 | 11 | 10 | 99
| | | | | | | | | | | | | |
100 | 33 | 31 | 29 | 27 | 25 | 23 | 21 | 19 | 17 | 15 | 14 | 12 | 10 | 100
101 | 33 | 31 | 29 | 27 | 25 | 23 | 21 | 20 | 18 | 16 | 14 | 13 | 11 | 101
102 | 34 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 19 | 17 | 15 | 13 | 12 | 102
103 | 34 | 32 | 30 | 28 | 26 | 25 | 23 | 21 | 19 | 17 | 16 | 14 | 12 | 103
104 | 35 | 33 | 31 | 29 | 27 | 25 | 23 | 22 | 20 | 18 | 16 | 15 | 13 | 104
| | | | | | | | | | | | | |
105 | 35 | 33 | 31 | 30 | 28 | 26 | 24 | 22 | 20 | 19 | 17 | 15 | 14 | 105
106 | 36 | 34 | 32 | 30 | 28 | 26 | 25 | 23 | 21 | 19 | 18 | 16 | 14 | 106
107 | 36 | 34 | 32 | 31 | 29 | 27 | 25 | 23 | 22 | 20 | 18 | 17 | 15 | 107
108 | 37 | 35 | 33 | 31 | 29 | 27 | 26 | 24 | 22 | 21 | 19 | 17 | 16 | 108
109 | 37 | 35 | 33 | 32 | 30 | 28 | 26 | 25 | 23 | 21 | 20 | 18 | 16 | 109
| | | | | | | | | | | | | |
110 | 38 | 36 | 34 | 32 | 30 | 28 | 27 | 25 | 23 | 22 | 20 | 19 | 17 | 110
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ |24°.0|25°.0|26°.0|27°.0|28°.0|29°.0|30°.0|31°.0|32°.0|33°.0|34°.0|35°.0|36°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE II.——RELATIVE HUMIDITY, PER CENT.
======+=======================================================================+======
_t_ | Difference between the dry and wet thermometers (_t-t′_). | _t_
(Dry +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+(Dry
ther.)|36°.0|37°.0|38°.0|39°.0|40°.0|41°.0|42°.0|43°.0|44°.0|45°.0|46°.0|48°.0|Ther.)
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
89 | 1 | | | | | | | | | | | | 89
| | | | | | | | | | | | |
90 | 2 | | | | | | | | | | | | 90
91 | 3 | 1 | | | | | | | | | | | 91
92 | 3 | 2 | 1 | | | | | | | | | | 92
93 | 4 | 3 | 2 | | | | | | | | | | 93
94 | 5 | 4 | 3 | 0 | | | | | | | | | 94
| | | | | | | | | | | | |
95 | 6 | 5 | 4 | 1 | | | | | | | | | 95
96 | 7 | 5 | 5 | 2 | 1 | | | | | | | | 96
97 | 8 | 6 | 6 | 3 | 1 | | | | | | | | 97
98 | 9 | 7 | 7 | 4 | 2 | 1 | | | | | | | 98
99 | 10 | 8 | 7 | 5 | 3 | 2 | 0 | | | | | | 99
| | | | | | | | | | | | |
100 | 10 | 9 | 8 | 6 | 4 | 3 | 1 | | | | | | 100
101 | 11 | 9 | 9 | 6 | 5 | 3 | 2 | 0 | | | | | 101
102 | 12 | 10 | 9 | 7 | 6 | 4 | 3 | 1 | | | | | 102
103 | 12 | 11 | 9 | 8 | 6 | 5 | 4 | 2 | 1 | | | | 103
104 | 13 | 12 | 10 | 8 | 7 | 6 | 5 | 3 | 2 | | | | 104
| | | | | | | | | | | | |
105 | 14 | 12 | 11 | 9 | 8 | 6 | 5 | 4 | 2 | 1 | | | 105
106 | 14 | 13 | 11 | 10 | 8 | 7 | 6 | 4 | 3 | 2 | 0 | | 106
107 | 15 | 14 | 12 | 11 | 9 | 8 | 6 | 5 | 4 | 3 | 1 | | 107
108 | 16 | 14 | 13 | 11 | 10 | 9 | 7 | 6 | 5 | 3 | 2 | | 108
109 | 16 | 15 | 13 | 12 | 10 | 9 | 8 | 7 | 5 | 4 | 3 | | 109
| | | | | | | | | | | | |
110 | 17 | 15 | 14 | 13 | 11 | 10 | 8 | 7 | 6 | 5 | 3 | 1 | 110
------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+------
_t._ |36°.0|37°.0|38°.0|39°.0|40°.0|41°.0|42°.0|43°.0|44°.0|45°.0|46°.0|48°.0| _t._
======+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+=====+======
TABLE III.——REDUCTION OF BAROMETER READING TO 32°.
===+=========================================================================================
| Inches.
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----
°F | 24.0| 24.5| 25.0| 25.5| 26.0| 26.5| 27.0| 27.5| 28.0| 28.5| 29.0| 29.5| 30.0| 30.5| 31.0
---+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----
30|-.003|-.003|-.003|-.003|-.003|-.003|-.003|-.003|-.003|-.004|-.004|-.004|-.004|-.004|-.004
31| .005| .005| .005| .005| .006| .006| .006| .006| .006| .006| .006| .006| .006| .007| .007
32| .007| .008| .008| .008| .008| .008| .008| .008| .009| .009| .009| .009| .009| .009| .009
33| .010| .010| .010| .010| .010| .010| .011| .011| .011| .011| .012| .012| .012| .012| .012
34| .012| .012| .012| .012| .013| .013| .013| .013| .014| .014| .014| .014| .015| .015| .015
| | | | | | | | | | | | | | |
35| .014| .014| .014| .015| .015| .015| .016| .016| .016| .016| .017| .017| .017| .018| .018
36| .016| .016| .017| .017| .017| .018| .018| .018| .019| .019| .019| .020| .020| .020| .021
37| .018| .019| .019| .019| .020| .020| .021| .021| .021| .022| .022| .022| .023| .023| .024
38| .020| .021| .021| .022| .022| .022| .023| .023| .024| .024| .025| .025| .026| .026| .026
39| .023| .023| .024| .024| .024| .025| .025| .026| .026| .027| .027| .028| .028| .029| .029
| | | | | | | | | | | | | | |
40| .025| .025| .026| .026| .027| .027| .028| .028| .029| .030| .030| .030| .031| .031| .032
41| .027| .027| .028| .029| .029| .030| .030| .031| .031| .032| .033| .033| .034| .034| .035
42| .029| .030| .030| .031| .032| .032| .033| .033| .034| .034| .035| .036| .036| .037| .038
43| .031| .032| .033| .033| .034| .035| .035| .036| .036| .037| .038| .038| .039| .040| .040
44| .033| .034| .035| .035| .036| .037| .038| .038| .039| .040| .040| .041| .042| .042| .043
| | | | | | | | | | | | | | |
45| .036| .037| .037| .038| .039| .039| .040| .041| .042| .042| .043| .044| .045| .045| .046
46| .038| .038| .039| .040| .041| .042| .043| .043| .044| .045| .046| .046| .047| .048| .049
47| .040| .041| .042| .042| .043| .044| .045| .046| .047| .048| .048| .049| .050| .051| .052
48| .042| .043| .044| .045| .046| .047| .047| .048| .049| .050| .051| .052| .053| .053| .054
49| .044| .045| .046| .047| .048| .049| .050| .051| .052| .052| .054| .054| .055| .056| .057
| | | | | | | | | | | | | | |
50| .046| .047| .048| .049| .050| .051| .052| .053| .054| .055| .056| .057| .058| .059| .060
51| .049| .050| .051| .052| .053| .054| .055| .056| .057| .058| .059| .060| .061| .062| .063
52| .051| .052| .053| .054| .055| .056| .057| .058| .059| .060| .061| .062| .064| .065| .066
53| .053| .054| .055| .056| .057| .058| .060| .061| .062| .063| .064| .065| .066| .067| .068
54| .055| .056| .057| .058| .060| .061| .062| .063| .064| .065| .067| .068| .069| .070| .071
| | | | | | | | | | | | | | |
55| .057| .058| .060| .061| .062| .063| .064| .065| .066| .068| .069| .070| .071| .073| .074
56| .060| .061| .062| .063| .064| .065| .067| .068| .069| .070| .072| .073| .074| .075| .077
57| .062| .063| .064| .065| .067| .068| .069| .070| .072| .073| .075| .076| .077| .078| .080
58| .064| .065| .066| .068| .069| .070| .071| .073| .074| .076| .077| .078| .080| .081| .082
59| .066| .068| .069| .070| .072| .073| .074| .075| .077| .078| .080| .081| .083| .084| .085
| | | | | | | | | | | | | | |
60| .068| .070| .071| .072| .074| .076| .077| .078| .079| .081| .082| .084| .085| .086| .088
61| .070| .072| .073| .074| .076| .077| .079| .080| .082| .083| .085| .086| .088| .089| .091
62| .073| .074| .076| .077| .079| .080| .082| .083| .085| .086| .088| .089| .091| .092| .094
63| .075| .076| .078| .079| .081| .082| .084| .085| .087| .088| .090| .091| .093| .095| .096
64| .077| .078| .080| .081| .083| .085| .086| .088| .090| .091| .093| .094| .096| .097| .099
| | | | | | | | | | | | | | |
65|-.079|-.080|-.082|-.084|-.086|-.087|-.089|-.090|-.092|-.093|-.095|-.097|-.099|-.100|-.102
===+=========================================================================================
TABLE III.——REDUCTION OF BAROMETER READING TO 32°.——_Continued._
===+=========================================================================================
| Inches.
+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----
°F | 24.0| 24.5| 25.0| 25.5| 26.0| 26.5| 27.0| 27.5| 28.0| 28.5| 29.0| 29.5| 30.0| 30.5| 31.0
---+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----
65|-.079|-.080|-.082|-.084|-.086|-.087|-.089|-.090|-.092|-.093|-.095|-.097|-.099|-.100|-.102
66| .081| .083| .085| .086| .088| .089| .091| .093| .095| .096| .098| .099| .101| .103| .105
67| .083| .085| .087| .088| .090| .092| .094| .095| .097| .099| .101| .102| .104| .106| .108
68| .085| .087| .089| .090| .093| .094| .096| .098| .100| .101| .103| .105| .107| .108| .110
69| .088| .089| .091| .093| .095| .097| .099| .100| .102| .104| .106| .107| .110| .111| .113
| | | | | | | | | | | | | | |
70| .090| .092| .094| .096| .097| .099| .101| .103| .105| .106| .109| .110| .112| .114| .116
71| .092| .094| .096| .098| .100| .101| .103| .105| .107| .109| .111| .113| .115| .116| .119
72| .094| .096| .098| .100| .102| .104| .106| .108| .110| .112| .114| .116| .118| .120| .122
73| .096| .098| .100| .102| .104| .106| .108| .110| .112| .114| .116| .118| .120| .122| .124
74| .098| .100| .103| .105| .107| .109| .111| .113| .115| .117| .119| .121| .123| .125| .127
| | | | | | | | | | | | | | |
75| .101| .102| .105| .106| .109| .111| .113| .115| .117| .119| .122| .124| .126| .128| .130
76| .103| .104| .107| .109| .111| .113| .116| .118| .120| .122| .124| .126| .128| .130| .133
77| .105| .107| .109| .111| .114| .116| .118| .120| .122| .124| .127| .129| .131| .133| .136
78| .107| .109| .112| .113| .116| .118| .120| .122| .125| .127| .129| .131| .134| .136| .138
79| .109| .111| .114| .116| .118| .120| .123| .125| .127| .129| .132| .134| .137| .139| .141
| | | | | | | | | | | | | | |
80| .111| .113| .116| .118| .121| .123| .125| .127| .130| .132| .135| .137| .139| .141| .144
81| .114| .116| .118| .120| .123| .125| .128| .130| .132| .134| .137| .139| .142| .144| .147
82| .116| .118| .121| .122| .125| .128| .130| .132| .135| .137| .140| .142| .145| .147| .149
83| .118| .120| .123| .125| .128| .130| .133| .135| .138| .140| .142| .145| .147| .149| .152
84| .120| .122| .125| .127| .130| .132| .135| .138| .140| .142| .145| .147| .150| .152| .155
| | | | | | | | | | | | | | |
85| .122| .124| .127| .129| .132| .134| .137| .139| .143| .145| .148| .150| .153| .155| .158
86| .124| .126| .128| .130| .135| .137| .140| .143| .145| .148| .150| .153| .155| .158| .161
87| .126| .129| .132| .134| .137| .139| .142| .144| .148| .150| .153| .155| .158| .161| .163
88| .129| .131| .134| .137| .139| .142| .145| .147| .150| .152| .155| .158| .161| .163| .166
89| .131| .133| .136| .139| .142| .144| .147| .150| .153| .155| .158| .161| .164| .166| .169
| | | | | | | | | | | | | | |
90| .133| .136| .138| .141| .144| .147| .150| .153| .155| .157| .161| .164| .166| .169| .172
91| .135| .138| .141| .143| .146| .149| .152| .155| .158| .160| .163| .166| .169| .172| .175
92| .137| .140| .143| .146| .149| .152| .154| .157| .160| .163| .166| .169| .172| .175| .177
93| .139| .142| .145| .148| .151| .154| .157| .160| .163| .166| .168| .171| .174| .177| .180
94| .142| .145| .147| .150| .153| .156| .159| .162| .165| .168| .171| .174| .177| .180| .183
| | | | | | | | | | | | | | |
95| .144| .147| .150| .153| .156| .159| .162| .165| .168| .171| .174| .177| .180| .183| .186
96| .146| .149| .152| .155| .158| .161| .164| .167| .170| .173| .176| .179| .182| .185| .188
97| .148| .151| .154| .157| .160| .164| .167| .170| .173| .176| .179| .182| .185| .188| .191
98| .150| .153| .156| .160| .163| .166| .169| .172| .175| .178| .181| .185| .188| .191| .194
99| .152| .155| .159| .162| .165| .168| .171| .175| .178| .181| .184| .187| .190| .194| .197
| | | | | | | | | | | | | | |
100|-.154|-.157|-.161|-.164|-.167|-.171|-.174|-.177|-.180|-.184|-.187|-.190|-.193|-.197|-.200
---+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----
TABLE IV.——TABLE FOR REDUCING OBSERVATIONS OF THE BAROMETER TO
SEA LEVEL, CORRECTION ADDITIVE.
Comments
Log in to leave a comment.
Practical Exercises in Elementary MeteorologyChapter XXVI: Meteorological Tables (3)
0%35 min left in chapter