The news a few hours ago had the temperature at -1 F. at game time in Green Bay with a wind chill of -22 F.
http://pmc.myweather.net/fc/mc.asp?id=9791
Kind of makes that game rather unpredictable.
When I experienced weather like -22 wind chill in Minneapolis in the winters from 86 through 91, I would often look like the Michelin Man.
http://en.wikipedia.org/wiki/Michelin