Definition and synonyms of wind chill from the online english dictionary from macmillan education. In addition to being an eagle scout, siple was also a sea scout. Wind chill factor definition, the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed. Windchill definition and meaning collins english dictionary. Definition and synonyms of wind chill factor from the online english dictionary from macmillan education.
Meaning, pronunciation, translations and examples log in dictionary. Weather the loss of heat when warm air surrounding a body is replaced with colder air. Chill factor definition of chill factor by merriamwebster. The wind chill factor, published in 1975, was his first. The temperature of windless air that would have the same effect on exposed human skin. Jan 29, 2014 for example, a temperature of 0 degree f and a wind of 20 mph creates wind chill of 22 degrees f and skin can freeze in 30 minutes. Wind chill factors are calculated under the assumption that a person is properly dressed. The wind chill factor or equivalent temperature uses a neutral skin temperature of 33 c as a baseline value, so only two parameters remain.
Windchill factor article about windchill factor by the. Released in 1975, the wind chill factor, was thomas giffords first fiction attempt and had a part in making the nazi comeback theme so popular in fiction thrillers at the time. People would then know an approximate time before exposed areas of the body would succumb to frostbite. Mar 11, 20 the risk of frostbite increases rapidly when wind chill values go below 27c, the agency warns. Now the familys dark legacy has caught up to him, and it is up to him to set the world right once and for all. Windchill factor definition of windchill factor by the free dictionary.
It measures heat loss from exposed areas of the human body, like hands and face, in low temperatures and measured wind speeds. Windchill definition of windchill by merriamwebster. Wikipedia, lexilogos, oxford, cambridge, chambers harrap, wordreference, collins lexibase dictionaries, merriam webster. This is the british english definition of wind chill. But in every case, the goal is to insulate the wood to prevent dehydration and wind chill. Learn wind chill factor with free interactive flashcards. When wind chill is a factor people should dress warm. It was written by laurence james under the house name james axler plot synopsis. Wind chill definition, the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed. A guide to the wind chill factor walking advice from walk fife.
What i love about janet mcdonalds chill wind is the way she brings readers into the world of a poor, black, teenage mother. Jan 23, 20 the weather channel meteorologist mark elliot explains the science behind how the wind chill affects the human bodys temperature levels. You can complete the list of synonyms of wind chill factor given by the english thesaurus dictionary with other english dictionaries. Wind chill factor flashcards and study sets quizlet. Jun 23, 2006 the official definition of wind chill in meteorology was originally based on measurements taken at a distance above the ground. Tamsin gray, a meteorologist with the british antarctic survey, says the wind is a crucial factor. Arriving in new mexico via a mattrans jump, ryan cawdor, krysty wroth, j. Chill definition is a sensation of cold accompanied by shivering as due to illness usually plural. You can complete the definition of windchill factor given by the english definition dictionary with other english dictionaries. There is no official definition of wind chill and definitions vary globally, dependent on how it is measured.
By means of a wind chill index, the combined effect of ambient temperature and air speed on environmental heat demand is represented by a single value. That is, a wind chill factor of 15 below zero a single number does not include the information available from knowing that the temperature is 25 degrees fahrenheit and the wind. The wind chill calculator only works for temperatures at or below 50 f and wind speeds above 3 mph. As winds increase, heat is carried away from the body at a faster rate, driving down both the skin temperature and eventually the internal body temperature.
Even though hitler lost the war, some survivors of his regime viewed his death and defeat of germany as a momentary setback. Besides the wind chill feeling colder than the actual air temperature, it can pose dangerous risks to your health. Change your default dictionary to american english. For example, a temperature of 0 degree f and a wind of 20 mph creates wind chill of 22 degrees f and skin can freeze in 30 minutes. Coopers family history is deeply connected with the nazis his grandfather was a powerful industrialist and staunch nazi supporter in the 1930s. Fact or fiction wind chill is real scientific american. Recent examples on the web the forecast for noon when the teams renew the nfls oldest rivalry at lambeau field is 17 degrees with a wind chill factor of 8, according to the national weather service. The wind chill chart above shows what calm air temperature would be necessary to produce the same heat loss rate as the actual air temperature plus wind combination. Wind chill is a significant factor in thermal injuries such as hypothermia and frost bite, which is tissue damage caused by the formation of ice crystals within the tissue. Jan 30, 2019 but what exactly is wind chill, and how does it work. Windchill factor definition, the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed.
The colder the wind chill, the higher risk for developing frostbite or hypothermia. Wind chill temperature is defined only for temperatures at or below 50f and wind speeds above 3 mph. According to gene brusky, the science and operations officer at the national weather service office in green bay, wisconsin, wind chill models. Spellcheck is looking for words that arent in its dictionary, and words that resemble words in its dictionary, but are possibly spelled wrong. The wind chill is how cold it actually feels on your skin when the wind is factored in. In colder seasons, it means an approximation of how thetemperature outside feels on a persons skin. According to standard conversion formulae, a wind speed of 4 mih 6 kmh or less results in no observable change in temperature sensed. Wind chill indices have been developed for various species in cool and cold environments. Online shopping from a great selection at books store. Aishas fears and relationships and daily constraints come to life in way thats interesting and accessible for middle grade readers even if they arent black or poor.
Choose from 103 different sets of wind chill factor flashcards on quizlet. Windchill factor definition and meaning collins english dictionary. It is not the same as an actual thermometer reading of the same number. Wind chill or windchill popularly wind chill factor is the lowering of body temperature due to the passingflow of lowertemperature air. If the wind rises to 55 mph, the wind chill drops to 32. The spellcheck application of most word processing software programs would not catch a slipup of these two words. The wind chill temperature is never higher than the air temperature, and the windchill is undefined at the higher temps above 10 c 50 f. Information and translations of wind chill in the most comprehensive dictionary definitions resource on the web. Wind chill numbers are always lower than the air temperature for values where the formula is valid. This means the wind chill factor is not a factor for inanimate objects like rocks, cars and snow they will all maintain the same temperatures no. Sep 25, 20 learn all about the wind chill index in this short video from duane friend, an environmental and energy stewardship educator with university of illinois extension. Wind chill often popularly called the wind chill factor is the felt air temperature on exposed skin due to wind. Check our frequently asked wind chill questions, terms and definitions page and. On a recent cold morning in washington dc, i looked up the weather.
His first and third books covered these adventures. Wind chill is an example of forced convection, in which warm and cold fluid exchange places due to fluid motion caused by external factors such as blowing. Wind chill glossary noaas national weather service. Windchill definition is a stillair temperature that would have the same cooling effect on exposed human skin as a given combination of temperature and wind speed called also chill factor, windchill factor, windchill index. They were both seventeen now, and far too macho to care about so inconsequential a thing as wind chill. Since wind chill speeds up heat loss by convection, our bodies experience heat loss and react as if the temperature were as low as it feelseven if the actual air temperature is much higher than the wind chill factor. What most weatherpeople dont tell you is the wind chill factor assumes that your exposed face is roughly five feet off the ground, its night, and youre walking directly into the wind. The wind chill factor 1975, a novel about dark dealings among exnazis, introduced john cooper, a character gifford would revisit in the first sacrifice 1994. For example someone who is thin or someone wearing damp clothing will lose more heat and feel colder than someone who is not. As a general rule, the threshold for potentially dangerous wind chill. The wind chill factor was one of several books gifford set in and around minneapolis. No specific rules exist for determining when wind chill becomes dangerous. This calculates wind chill by measuring how much heat is lost from a persons bare face at a walking speed of 3mph.
May 25, 2017 windchill plural windchills meteorology the stillair temperature equivalent to a given combination of temperature and wind speed as far as its cooling effect on exposed flesh is concerned derived terms edit. The term used to describe the rate of heat loss on the body resulting from the combined effect of low temperature and wind. It may also be referred to as the feelslike temperature. Windchill factor definition and meaning collins english. The exact definition of wind chill has been controversial because it is a composite index, because animate and inanimate bodies behave differently, and because wind chill reports have a major impact on winter tourism. Uses a consistent standard for skin tissue resistance. 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. For example, if a thermometer reads 35 degrees fahrenheit outside and the wind is blowing at 25 miles per hour mph, the windchill factor causes it to feel like it is 8 degrees f. Fenwickclennell, who left the course immediately after the abandonment was decided, said. The windchill factor is the temperature that a person feels because of the wind. Windchill definition of windchill by medical dictionary. Windchill factor definition of windchill factor at. They have now put in place measures to revive their fourth reich. Search wind chill factor and thousands of other words in english definition and synonym dictionary from reverso.
A wind chill factor is a measure of the cooling effect of the wind on the temperature of the air. Gusty winds combined with a minus 40 temperature created a wind chill factor of 80 degrees below zero. View american english definition of wind chill factor. Wind chill factor was designed for a limited purpose. Wind chill factor definition of wind chill factor by.
Hypothermia occurs when your core body temperature, normally around 98. Windchill effect article about windchill effect by the. The wind chill factor is a measure of how quickly your body loses heat. When the apparent temperature is higher than the air temperature, the heat index is used instead. In the early 1970s john is a 34year old writer living in cambridge, massachusetts, when he receives an urgent telegram from his brother, cyril. You have probably heard weatherpeople on the tv news talking about the windchill factor. The temperature of motionless air that would make a person feel as cold as a particular combination of wind speed and air temperature. Wind chill charts or conversion tables relate the relationship among actual temperature, wind speed, and wind chill factor, to the temperature felt by a person at the given wind speed.
For example, if a thermometer reads 35 degrees fahrenheit outside and the wind is blowing at 25 miles per hour mph, the windchill factor causes it to feel like it is. Wind chill index the calculation of temperature that takes into consideration the effects of wind and temperature on the human body. For example, if the temperature is 40f and the wind speed is 20 miles per hour, the wind chill factor is 18f, but water will not freeze. Search windchill factor and thousands of other words in english definition and synonym dictionary from reverso. Paul allman siple december 18, 1908 november 25, 1968 was an american antarctic explorer and geographer who took part in six antarctic expeditions, including the two byrd expeditions of 19281930 and 19331935, representing the boy scouts of america as an eagle scout. What is wind chill, and how does it affect the human body.
Theophilus tanner, and mildred wyeth are met by jak lauren, who informs them that ryans son dean was ambushed and kidnapped by slavers while he was left in jaks. This is a longheld but inaccurate calculation of how cold one is supposed to be, based on actual air temperature and wind speed wilderness medicine an index used to adjust the actual air temperature to express the intensity of cooling. Windchill and windshield are easily confused words. Windchill factor definition of windchill factor by.
Science and psychology of the wind chill factor the. Dec 14, 2016 the wind chill is how cold it actually feels on your skin when the wind is factored in. The wind chill factor, the first novel in the series is an international espionage thriller following the intrigues and conspiracies of the fourth reich. The protagonist is john cooper, scion of the affluent cooper family of coopers falls, minnesota. Why the wind chill number deserves our cold shoulder. Chill factor definition of chill factor by the free dictionary. Chill factor is the fifteenth book in the series of deathlands.
In the early 1970s john is a 34year old writer living in cambridge, massachusetts, when he receives an urgent telegram from. Chicago tribune staff, singledigit wind chills are forecast for the bearspackers game sunday at lambeau field, 11 dec. Enter a temperature, in either fahrenheit or celsius. Windchill or windchill popularly wind chill factor is the lowering of body temperature due to the passingflow of lowertemperature air. Above 6 kmh, increased air velocity results in little additional increase in convective heat transfer. Wind chill factor noun definition and synonyms macmillan. Recent research studies suggest that the wind chill equation currently used overestimates the effect of the wind for the range of temperatures and wind speeds. The wind chill factor by thomas gifford nook book ebook. This is the british english definition of wind chill factor. Windchill factor definition of windchill factor by the. In the uk, a system called the joint action group for temp indices is used to realistically measure wind chill. Wind chill factor how is wind chill factor abbreviated.