wind-chill factor


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wind-chill factor

(wĭnd′chĭl′)
n.
The temperature of windless air that would have the same effect on exposed human skin as a given combination of wind speed and air temperature.

wind-chill factor

The temperature of motionless air that would make a person feel as cold as a particular combination of wind speed and air temperature. As the wind blows faster, heat is lost more quickly from exposed skin, making a person feel colder even though the air temperature remains the same.
References in periodicals archive ?
A UNIQUE North Wales designed and manufactured device capable of giving accurate temperature readings including wind-chill factor will be used by one of Britain's top biathletes during next month's Winter Olympics.
The session on the beach began with some warm ups, which were much needed as the thermometer barely edged above freezing, with a wind-chill factor of -6 degrees C.
You are dealing with sub-zero temperatures and when the wind-chill factor is included, it's extremely dangerous.
It seemed doomed on Friday when Pensions minister John Denham refused to take the wind-chill factor into account when calculating pounds 8.50 a week cold weather payouts.
It's 2C in theory as I speak to you but in reality with the wind-chill factor, it's more like --2C, and there's no chance of the temperature increasing."
"The wind-chill factor took the temperature down to minus 30 and the guide told us that in the 126 times he had climbed the mountain, he had never experienced such cold weather.
Temperatures will fall as low as minus 40C with an expected wind-chill factor of minus 90C.
That is the paltry cost of measuring the wind-chill factor to trigger official cold-weather payments.
The agency said between February 1 and 10 temperatures were between 3C and 5C below normal but the wind-chill factor made conditions even worse.
Robert Bellamy, clerk of the course at Towcester, who race on Saturday, said: "We would be concerned if the forecast materialises and we have substantial snow and a high wind-chill factor, but we remain optimistic and will just have to see what develops."
Outside it is -20C (-4F) and the wind-chill factor makes it much colder.
It will be a cold -6C at kick-off and the wind-chill factor will make it feel more like -12C.