31. :It's the wind chill factor . 32. If hearing the wind chill factor makes you shiver, a new health-related weather index is sure to make you scratch. 33. The wind chill factor averaged about 25 �F below zero and there was about 1 foot of snow on average. 34. IRKUTSK-ON-NIAGARA, Jan . 15 : That's what I call Buffalo on a day when the wind chill factor is minus-32. 35. The wind chill factor averaged about " 25?and there was about 1-foot of snow on the ground on average. 36. But, with the kickoff temperature a frosty 15 degrees and the wind chill factor at-15, Tampa Bay lost 17-14 in overtime. 37. The wind chill factor is the amount of cooling the human body feels due to the combination of wind and temperature. 38. Although not as severe as the " 1967, the weather conditions were bitterly cold at, with a sub-zero wind chill factor . 39. There were also frequent blizzards, and taking advantage of poor visibility at night was difficult due to the wind chill factor . 40. The interviewees include other former mayors, sports figures, and Paul Siple, the man credited with inventing the term, wind chill factor .