What is the wind-chill equivalent temperature when the air temperature is 5°F and the wind speed is 35 mi/hr? (Use Table, p. 84.)
Table Wind-Chill Equivalent Temperature (°F). A 20-mi/hr Wind Combined with an Air Temperature of 20°F Produces a Wind-Chill Equivalent Temperature of 4°F.*
AIR TEMPERATURE (°F) | ||||||||||||||||||
Wind Speed (mi/hr) | Calm | 40 | 35 | 30 | 25 | 20 | 15 | 10 | 5 | 0 | –5 | –10 | –15 | –20 | –25 | –30 | –35 | –40 |
5 | 36 | 31 | 25 | 19 | 13 | 7 | 1 | –5 | –11 | –16 | –22 | –28 | –34 | –40 | –46 | –52 | –57 | |
10 | 34 | 27 | 21 | 15 | 9 | 3 | –4 | –10 | –16 | –22 | –28 | –35 | –41 | –47 | –53 | –59 | –66 | |
15 | 32 | 25 | 19 | 13 | 6 | 0 | –7 | –13 | –19 | –26 | –32 | –39 | –45 | –51 | –58 | –64 | –71 | |
20 | 30 | 24 | 17 | 11 | 4 | –2 | –9 | –15 | –22 | –29 | –35 | –42 | –48 | –55 | –61 | –68 | –74 | |
25 | 29 | 23 | 16 | 9 | 3 | –4 | –11 | –17 | –24 | –31 | –37 | –44 | –51 | –58 | –64 | –71 | –78 | |
30 | 28 | 22 | 15 | 8 | 1 | –5 | –12 | –19 | –26 | –33 | –39 | –46 | –53 | –60 | –67 | –73 | –80 | |
35 | 28 | 21 | 14 | 7 | 0 | –7 | –14 | –21 | –27 | –34 | –41 | –48 | –55 | –62 | –69 | –76 | –82 | |
40 | 27 | 20 | 13 | 6 | –1 | –8 | –15 | –22 | –29 | –36 | –43 | –50 | –57 | –64 | –71 | –78 | –84 | |
45 | 26 | 19 | 12 | 5 | –2 | –9 | –16 | –23 | –30 | –37 | –44 | –51 | –58 | –65 | –72 | –79 | –86 | |
50 | 26 | 19 | 12 | 4 | –3 | –10 | –17 | –24 | –31 | –38 | –45 | –52 | –60 | –67 | –74 | –81 | –88 | |
55 | 25 | 18 | 11 | 4 | –3 | –11 | –18 | –25 | –32 | –39 | –46 | –54 | –61 | –68 | –75 | –82 | –89 | |
60 | 25 | 17 | 10 | 3 | –4 | –11 | –19 | –26 | –33 | –40 | –48 | –55 | –62 | –69 | –76 | –84 | –91 | |
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