Are you ready for the coming arctic storm? Here’s the latest Colorado weather forecast and everything else you need to know ...

Here are the lowest temperatures across Colorado on Tuesday morning, according to the National Weather Service.

Still, several Colorado school districts will start late on Tuesday as the state waits out the last of subzero temperatures.

More than 500 flights were delayed or canceled at Denver International Airport on Monday as a polar vortex continued to ...

More extremely cold temperatures and wind chills are still to come. Another wave of snow comes late Sunday.

Here is what is and isn't a polar vortex when Colorado receives cold like what is forecast for the holiday weekend.

The Arctic air mass will be in Colorado Friday afternoon, but the effects of the polar vortex won't be fully felt until after the sun goes down. Snow will come into the state's high country in two ...

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...

Colorado will see its coldest temperatures of the winter as a mass of cold air descends on the state from the Artic. But despite the bitter cold, this weather event is not a polar vortex.