Pegasus FlyAway Kit
50
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Columbia Weather Systems, Inc.
Tables and Formulas
Wind Chill Chart
Temperature in °F
Wind
(MPH)
70 60 50 40 30 20 10 0 -10 -20 -30 -40 -50 -60 -70
5
69 58 48 37 27 16 6 -5 -15 -26 -36 -47 -57 -68 -78
10
65 53 41 28 16 4 -9 -21 -33 -46 -58 -70 -82 -95 -107
15
63 49 36 22 9 -4 -18 -31 -45 -58 -72 -85 -98 -112 -125
20
61 47 33 18 4 -10 -24 -39 -53 -67 -81 -95 -110 -124 -138
25
60 45 30 15 1 -14 -29 -44 -59 -73 -88 -103 -118 -133 -147
30
59 44 28 13 -2 -17 -32 -48 -63 -78 -93 -109 -124 -139 -154
35
58 43 27 12 -4 -19 -35 -51 -66 -82 -97 -113 -128 -144 -159
40
58 42 26 10 -5 -21 -37 -53 -68 -84 -100 -116 -131 -147 -163
45
57 42 26 10 -6 -22 -38 -54 -70 -86 -101 -117 -133 -149 -165
50
57 41 25 9 -7 -23 -39 -55 -71 -86 -102 -118 -134 -150 -166
55
57 41 25 9 -7 -23 -39 -55 -71 -87 -103 -119 -135 -151 -167
60
57 41 25 9 -7 -23 -39 -55 -71 -87 -102 -118 -134 -150 -166
65
57 41 26 10 -6 -22 -38 -54 -70 -86 -102 -118 -134 -149 -165
70
58 42 26 10 -6 -21 -37 -53 -69 -85 -101 -116 -132 -148 -164
Wind Chill Equation
WC = 91.4 - ((0.474677 - (0.020425 * V) + (0.303107 * SQRT(V))) * (91.4-T))
Where:
WC = wind chill temperature
V = wind velocity in mph
T = air temperature in °F
