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Wind chill index values for a range of temperatures and wind speeds, from the standard wind chill formula for Environment Canada. Wind chill (popularly wind chill factor) is the sensation of cold produced by the wind for a given ambient air temperature on exposed skin as the air motion accelerates the rate of heat transfer from the body to the surrounding atmosphere.
The National Weather Service office of Chicago has one of the longest periods of official weather records, dating back to 1870, though all the 1870 and 1871 weather records taken at 181 West Washington Street were lost in the Great Chicago Fire. Of the two major airports located in Chicago, Midway Airport began observations in 1928, and O'Hare ...
Charles Eagan (1921 – March 11, 2010) was a Canadian scientist working in cold weather physiology, known primarily for advancing the wind chill formula.. Antarctic explorers Paul Siple and Charles Passel had created their original formula for wind chill measurements in 1939 by drawing on data that showed how long it took water to freeze in a cylinder under various wind and temperature ...
This is your super cold Chicago forecast:
The U.S. and Canadian weather services revised the wind chill index in 2001, based on greater scientific knowledge and on experiments that tested how fast the faces of volunteers cooled in a wind ...
A Wind Chill Warning remains in effect for Chicago until 12 p.m. Monday. A Wind Chill Advisory extends through Wednesday morning.
Get the Chicago, IL local weather forecast by the hour and the next 10 days. ... 7 mph F 11 km/h C Wind. 10 ... Sofía Vergara gets flirty with Formula 1 driver Lewis Hamilton on NYC lunch date.
The wind chill factor measures the effect of wind speed on cooling of the human body below 10 °C (50 °F). As airflow increases over the skin, more heat will be removed. Standard models and conditions are used.