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 ...

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late ...

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 ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures ...

Saturday morning, the arctic front pushed through the region. While it may not feel super cold yet, trust us, it's on its way ...

A rare winter storm is expected to bring heavy snow, sleet and freezing rain to Florida, Texas and other parts of the South ...

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

The cold will pose a danger to pipes, so be sure to cover exterior pipes, open cabinets with pipes so warm air can circulate, ...

After a strong cold front comes through this Saturday, we could see temperatures 20 degrees colder than normal. Why is that, ...

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