Here are the lowest temperatures across Colorado on Tuesday morning, according to the National Weather Service.
Here is what is and isn't a polar vortex when Colorado receives cold like what is forecast for the holiday weekend.
It’s going to be a rude awakening tomorrow — a full taste of winter, for sure,” National Weather Service meteorologist says ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
Intense snowy wintry weather in the US has been fuelled by activity of the polar vortex, slipping down to engulf large ...
More than 400 flights were delayed or canceled at Denver International Airport on Monday as a polar vortex continued to ...