Scott's Central Illinois Skywarn Website: Wind Chill Chart

 

  45 40 35 30 25 20 15 10 5 0 -5 -10 -15 -20 -25 -30 -35    
4 mph 45 40 35 30 25 20 15 10 5 0 -5 -10 -15 -20 -25 -30 -35 4 mph  
5 mph 43 37 32 27 22 16 11 6 0 -5 -10 -15 -21 -26 -31 -36 -42 5 mph  
10 mph 34 28 22 16 10 3 -3 -9 -15 -22 -27 -34 -40 -46 -52 -58 -64 10 mph  
15 mph 29 23 16 9 2 -5 -11 -18 -25 -31 -38 -45 -51 -58 -65 -72 -78 15 mph  
20 mph 26 19 12 4 -3 -10 -17 -24 -31 -39 -46 -53 -60 -67 -74 -81 -88 20 mph  
25 mph 23 16 8 1 -7 -15 -22 -29 -26 -44 -51 -59 -66 -74 -81 -88 -96 25 mph
30 mph 21 13 6 -2 -10 -18 -25 -33 -41 -49 -56 -64 -71 -79 -86 -93 -101 30 mph
35 mph 20 12 4 -4 -12 -20 -27 -35 -43 -52 -58 -67 -74 -82 -89 -97 -105 35 mph
40 mph 19 11 3 -5 -13 -21 -29 -37 -45 -53 -60 -69 -76 -84 -92 -100 -107 40 mph
45 mph 18 10 2 -6 -14 -22 -30 -38 -45 -54 -62 -70 -78 -85 -93 -102 -109 45 mph

Frostbite possible without proper clothing.

Frostbite likely...Outdoor activity becomes dangerous.

Exposed flesh will freeze in less than a minute for the average person.

 

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