National Weather Service United States Department of Commerce

Wind Chill

by Tim Brice and Todd Hall
Enter a temperature and wind speed that you would like calculated:
What the temperature feels like to your body:
Fahrenheit Celsius ° F
mph knots m/s k/h ° C
  Watts per Meter Squared

The wind chill calculator only works for temperatures at or below 50 ° F and wind speeds above 3 mph.

What is the formula for the wind chill script?