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Wind Chill


 

Wind      Temperature) ->
(kt)  40   35   30   25   20   15   10    5    0   -5  -10  -15  -20  -25  -30 
-------------------------------------------------------------------------------
  5:  36   30   25   19   14    8    3   -2   -8  -13  -19  -24  -30  -35  -40 
 10:  26   20   13    7    1   -6  -12  -18  -25  -31  -37  -44  -50  -56  -63 
 15:  20   13    6   -1   -7  -14  -21  -28  -35  -42  -49  -56  -63  -70  -77 
 20:  16    9    2   -6  -13  -20  -28  -35  -42  -50  -57  -64  -72  -79  -86 
 25:  13    6   -2   -9  -17  -25  -32  -40  -47  -55  -63  -70  -78  -85  -93 
 30:  11    4   -4  -12  -20  -28  -35  -43  -51  -59  -66  -74  -82  -90  -98 
 35:  10    2   -6  -14  -22  -30  -37  -45  -53  -61  -69  -77  -85  -93 -101 
 40:   9    1   -7  -15  -23  -31  -39  -47  -55  -63  -71  -79  -87  -95 -103 

Heat Index


Temp          Dew Point (F)
 (F)     50.0  55.0  60.0  65.0  70.0  75.0  80.0  85.0 
--------------------------------------------------------
  65:    62.7  63.8  65.0  66.6   xxx  xxx   xxx   xxx           
  70:    67.8  68.7  69.8  71.1  72.6  xxx   xxx   xxx         
  75:    73.1  73.9  74.8  75.9  79.2  80.7  xxx   xxx       
  80:    79.8  80.6  81.6  82.8  84.4  86.9  90.9  xxx     
  85:    83.5  84.7  86.1  88.0  90.5  94.0  99.0 106.6 
  90:    87.9  89.4  91.2  93.6  96.9 101.2 107.2 115.6 
  95:    92.9  94.5  96.7  99.6 103.4 108.4 115.2 124.3 
 100:    98.1  99.9 102.4 105.6 109.8 115.3 122.7 132.3 
 105:   103.4 105.4 108.1 111.6 116.1 122.0 129.7 139.7 
 110:   108.7 110.9 113.8 117.5 122.3 128.4 136.3 146.5 

Temp       Relative Humidity (%)
 (F)    90.0  80.0  70.0  60.0  50.0  40.0  30.0  20.0  10.0 
------------------------------------------------------------
  65:   65.6  64.7  63.8  62.8  61.9  60.9  60.0  59.1  58.1 
  70:   71.6  70.7  69.8  68.8  67.9  66.9  66.0  65.1  64.1 
  75:   79.7  76.7  75.8  74.8  73.9  72.9  72.0  71.1  70.1 
  80:   88.2  85.9  84.2  82.8  81.6  80.4  79.0  77.4  76.1 
  85:  101.4  97.0  93.3  90.3  87.7  85.5  83.5  81.6  79.6 
  90:  119.3 112.0 105.8 100.5  96.1  92.3  89.2  86.5  84.2 
  95:  141.8 131.1 121.7 113.6 106.7 100.9  96.1  92.2  89.2 
 100:  168.7 154.0 140.9 129.5 119.6 111.2 104.2  98.7  94.4 
 105:  200.0 180.7 163.4 148.1 134.7 123.2 113.6 105.8 100.0 
 110:  235.6 211.2 189.1 169.4 151.9 136.8 124.1 113.7 105.8 
 115:  275.3 245.4 218.0 193.3 171.3 152.1 135.8 122.3 111.9 
 120:  319.1 283.1 250.0 219.9 192.9 169.1 148.7 131.6 118.2 

Any value less than 80 is considered comfortable.
Any value greater than 90 is considered extreme.
Any value greater than 100 is considered hazardous.
Any value greater than 110 is considered dangerous.

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