Thi = Relative Heat Index in Farenheit
Tf = Temperature of Air in Degrees Farenheit
H = Relative Humidity in Percent.
Code this in your computer: Thi = 36 + (((23 + 0.22*H) * (Tf - 48))/22)
RHI | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | RHI | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
150 | 143 | 153 | 163 | 173 | 183 | 194 | 204 | 214 | 224 | 234 | 245 | 150 | ||
145 | 137 | 147 | 157 | 167 | 176 | 186 | 196 | 205 | 215 | 225 | 234 | 145 | ||
140 | 132 | 141 | 151 | 160 | 169 | 178 | 187 | 197 | 206 | 215 | 224 | 140 | ||
135 | 127 | 136 | 144 | 153 | 162 | 170 | 179 | 188 | 197 | 205 | 214 | 135 | ||
130 | 122 | 130 | 138 | 146 | 155 | 163 | 171 | 179 | 187 | 196 | 204 | 130 | ||
125 | 116 | 124 | 132 | 140 | 147 | 155 | 163 | 170 | 178 | 186 | 193 | 125 | ||
120 | 111 | 118 | 126 | 133 | 140 | 147 | 154 | 162 | 169 | 176 | 183 | 120 | ||
115 | 106 | 113 | 119 | 126 | 133 | 140 | 146 | 153 | 160 | 166 | 173 | 115 | ||
110 | 101 | 107 | 113 | 119 | 126 | 132 | 138 | 144 | 150 | 157 | 163 | 110 | ||
105 | 96 | 101 | 107 | 113 | 118 | 124 | 130 | 135 | 141 | 147 | 153 | 105 | ||
100 | 90 | 96 | 101 | 106 | 111 | 116 | 122 | 127 | 132 | 137 | 142 | 100 | ||
95 | 85 | 90 | 95 | 99 | 104 | 109 | 113 | 118 | 123 | 127 | 132 | 95 | ||
90 | 80 | 84 | 88 | 93 | 97 | 101 | 105 | 109 | 114 | 118 | 122 | 90 | ||
85 | 75 | 78 | 82 | 86 | 89 | 93 | 97 | 101 | 104 | 108 | 112 | 85 | ||
80 | 69 | 73 | 76 | 79 | 82 | 85 | 89 | 92 | 95 | 98 | 101 | 80 | ||
75 | 64 | 67 | 70 | 72 | 75 | 78 | 80 | 83 | 86 | 89 | 91 | 75 | ||
70 | 59 | 61 | 63 | 66 | 68 | 70 | 72 | 74 | 77 | 79 | 81 | 70 | ||
65 | 54 | 55 | 57 | 59 | 61 | 62 | 64 | 66 | 67 | 69 | 71 | 65 | ||
60 | 49 | 50 | 51 | 52 | 53 | 55 | 56 | 57 | 58 | 59 | 61 | 60 | ||
55 | 43 | 44 | 45 | 45 | 46 | 47 | 48 | 48 | 49 | 50 | 50 | 55 | ||
50 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 50 | ||
45 | 33 | 33 | 32 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 45 | ||
40 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 22 | 21 | 20 | 20 | 40 | ||
35 | 22 | 21 | 20 | 19 | 17 | 16 | 15 | 13 | 12 | 11 | 9 | 35 | ||
30 | 17 | 15 | 14 | 12 | 10 | 8 | 6 | 5 | 3 | 1 | -1 | 30 | ||
25 | 12 | 10 | 7 | 5 | 3 | 0 | -2 | -4 | -6 | -9 | -11 | 25 | ||
20 | 7 | 4 | 1 | -2 | -4 | -7 | -10 | -13 | -16 | -18 | -21 | 20 | ||
15 | 2 | -2 | -5 | -8 | -12 | -15 | -18 | -22 | -25 | -28 | -31 | 15 | ||
10 | -4 | -8 | -11 | -15 | -19 | -23 | -27 | -30 | -34 | -38 | -42 | 10 | ||
5 | -9 | -13 | -18 | -22 | -26 | -30 | -35 | -39 | -43 | -48 | -52 | 5 | ||
0 | -14 | -19 | -24 | -29 | -33 | -38 | -43 | -48 | -53 | -57 | -62 | 0 | ||
RHI | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | RHI |
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