This week includes very intense shifts in the weather, starting with a snow storms in central Colorado and ending with record ...

Add Yahoo as a preferred source to see more of our stories on Google. A potentially major snow storm this weekend could give way to a blast of Arctic air for the second consecutive week. The next ...

Strong winds, frigid temperatures, and snowfall moved across several states during the course of the last few days, and for many, this latest storm marked the first impactful snow of the season. Until ...

The polar vortex is a large area of cold, spinning air that sits near the North Pole and exists year-round. When it weakens or shifts, Arctic air can spill south, increasing the risk of snow and ...