big news, and you can see how cold it's been in the northeast, how cold it currently is. temperatures are holding steady in the teens and 20s. it feels even colder than that. we have light snow in the forecast in the northeast, including cities like new york, where it's snowing lightly at this hour. just a couple inches expected, but anticipate a lot more as we go into wednesday. first i want to talk a little bit about the cold and what happens when you take a mug of hot water, throw it up into the air and temperatures like what canada has been experiencing? ooh, look at that. ken bodnar of canada discovered a new way to create his own cloud, because that's what clouds are, frozen water droplets in the air. so it almost looks like a cloud, but it evaporates quickly. so yes, the temperatures are below zero there and it's getting colder across much of the country. but as we move things forward, we're going to focus on the south, because a very big storm system is taking shape. low pressure will be working its way to the north and east. and behind it we are anticipating a big build-up of much colder air. and when the cold air forms with