Noun
windchill (plural windchills)
(meteorology) The still-air temperature equivalent to a given combination of temperature and wind speed, as far as its cooling effect on exposed flesh is concerned
The high will be -2C but will feel near -11C with the windchill. Source: Internet
Chicago residents could wake up Wednesday to a windchill in the 20s, according to the National Weather Service. Source: Internet
Much colder air moves in on Wednesday under mostly cloudy skies, with daytime highs near -11°C and windchill values near -20°C. Source: Internet