Wind chill isn't what you think it is

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The National Weather Service calculated a metric based off temperature and wind speed to describe how quickly the human body loses heat on a freezing day.

on a cold day, it might say that the current temperature is 25°F, but “feels like” 15°F. Don’t worry, meteorologists aren’t calling up your aunt to ask her how cold she feels. Instead, they’re using a somewhat mysterious calculation to determine what’s known as wind chill.right now, it’s necessary to understand what wind chill is and why it’s an important metric.

The faster the wind blows, the more cold air moves across your skin’s surface and cools your skin’s temperature, he says. It’s similar to blowing on hot soup to cool it down. “You’re producing a wind chill for that hotter surface,” Oravec says. “You can think of yourself as a soup and then the wind is somebody blowing on you.”to calculate wind chill. In that formula, the wind speed in miles per hour is subtracted from the air temperature in degrees Fahrenheit . It can be used in temperatures below 50°F and wind speeds above 3 mph.

 

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20 minutes walk in a -20 windchill factor 20 years ago, and the frostbite still recurs every year. The bite is real.

this photo screams 'Netflix and wind chill'

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