According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...
A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.
The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
Despite a cold start to the day, most of the U.S. will experience seasonably mild temperatures on Thursday. However, ...
A series of cold fronts the last few weeks has kept Florida downright chilly, as another winter storm starts to take aim this ...
Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with ...
A lobe of the polar vortex, a stormy ring that typically keeps the coldest air locked up near the North Pole, will dip southward into the United States this weekend into next week. Polar air ...
A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow ...