wind chill


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Related to wind chill: Wind chill factor

wind chill

The cooling effect of wind at low temperatures. This is greater than the effect of ambient cold alone and may cause rapid heat loss, adding to the risk of HYPOTHERMIA.

wind chill

because strong winds magnify convective heat loss from the body, a climatic hazard is not exposed simply by quoting the temperature. A combination of air temperature and mean wind speed gives the important wind chill index.

wind chill index
derived from the equation:$$\hbox{W}_{\rm CI}=(10\times \hbox{W}^{-2}+10.45-\hbox{W})(33-\hbox{T})$$
where WCI = wind chill index; W = mean wind speed in meters/sec; T = air temperature in degrees Celsius.
wind chill temperature
special thermometers are available to express the effect of wind on the sensation of temperature. Based on the estimation of what the air temperature feels like to a human when the particular temperature is accompanied by a wind of a certain speed.
References in periodicals archive ?
In addition, wind chill temperature charts contain information about how long bare skin can be exposed to various wind and temperature combinations before frostbite sets in.
THE dramatic effects of the wind chill factor could be clearly seen in yesterday's temperatures.
Du Quoin wasnt the only department battling temperatures in the single digits and sub zero wind chills, as Baldwin, Salem, Vienna, Eldorado, Zeigler and Camp Jackson firefighters responded to various reported structure fires during the holiday.
Burlington recorded 8 degrees below zero Friday, with a wind chill of 29 below.
Spokeswoman Hilary Carter said: "We have a relatively mild climate so people are not used to wrapping up warm, even though with the wind chill factor it can get bitterly cold.
The weather service said the collar counties can experience wind chills up to 30 degrees below zero.
Wednesday night will see mostly clear skies with a low around -1 degrees and wind chill readings between -10 and -15.
Weathermen urged people to cover all bare flesh outdoors and sub-zero wind chill readings are common across all north-east states from Maryland to Maine.
The snow was deep, and nighttime wind chill factors were near 40 degrees below zero - but searchers ultimately found the boy alive, frostbitten and bewildered down a steep canyon below the ski area.
As much as possible, you should limit your time outside when the wind chill is low like this," said Dr.
Temperatures will be in the 30s and 40s, but the wind chill could bring that down to as low as 27 degrees.