Some days feel much colder than the air temperature reads. This is because the wind is blowing, also known as the wind chill factor. The wind chill index is a method that compensates for the wind chill factor using wind speed to calculate a measurement called the wind chill temperature (WCT). The wind chill temperature measurement is a more realistic number in terms of how the cold feels to human skin. This is essential information for anyone gearing up to work or play outdoors. The wind chill index used in the U.S. and Canada was developed using the latest advances in science, computer modeling and technology. For additional safety, the method also includes a frostbite danger index. The Wind Chill Index is based on:
The information is also incorporated into the latest software available on the National Weather Service's Advanced Weather Interactive Prediction System.
Commonly Asked Questions
NOAA-National Oceanic and Atmospheric Administration
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