HERE'S A FEW WAYS YOU KNOW IT'S REALLY COLD OUT!!

When boiling water turns to snow, when schools close without snow, when tailgaters at the Packer game had to warm up their beer, you know it's really cold.  Check out the list and videos here...http://www.today.com/news/how-cold-it-6-crazy-signs-its-freezing-outside-2D11867396