WSET News 13 6 February 10, 2016
Local experts say that noreen, this could cause dangers on the road. Whitney delbridge is live to explain. Reporter mark, we are talking about tire pressure. An auto technician i spoke to said your air does not leave the tire when it is cold and the molecules move more slowly leading to change in pressure. It nay not just affect your stability but a big drop can have dangerous consequences. Cars come in with 35 pounds of pressure for trial and less than 20 in all four. And this is very unstable....
Source: archive.org