National Weather Service United States Department of Commerce

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

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?