The polar vortex has been absent from the United States for most of winter thus far, which lead to a very warm January. The Eastern Seaboard through the central and southern Plains recorded ...

Add Yahoo as a preferred source to see more of our stories on Google. Get ready for some much colder weather. Forecasters are calling for a return of the polar vortex in the coming days and weeks.

The next step upward to spring weather is showing in the extended forecast. This week and much of next week look and feel ...

Add Yahoo as a preferred source to see more of our stories on Google. The polar vortex will engulf much of North America as we head into next week, with temperatures dipping down into the -20s and ...