The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

This blast of cold weather is due to activity of the polar vortex.

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

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

The polar vortex is a large area of low pressure, winds, and cold air surrounding both of the Earth’s poles, according to the ...

With a frigid polar vortex set to grip huge swaths of the U.S. in the coming days, the city could see anywhere between 3 and 5 inches of snow before the quick-moving but significant storm breaks ...

Also, the Polar Vortex very often gets disrupted from being a nearly perfect circular shape to having lobes of the circle break off and shift south. That’s the case of the Polar Vortex ...

A polar vortex is forecasted to blanket most of the ... highs in the single digits are forecasted giving people no break from the bitter cold. Lake effect snow is also expected with a chance ...