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

Once the snowstorm official passes during the overnight hours, brutally cold air sourced from the Arctic Circle will move into the region. Winter storm warnings in New York, New Jersey and ...

Wasn't this supposed to be a milder-than-average winter for the East and the South? Toasty isn't exactly how you will describe the bone-numbing coming days. "Multiple waves of arctic air continue ...

The Arctic blast highlights the contrasting weather extremes gripping the country as wildfires burn up California and freezing winds in the Northeast.

Winter’s most potent Arctic blast yet is about to unleash dangerously low temperatures that will be the coldest to hit the United States in a year.

The storm brings rare winter conditions to southern states ... along the entire I-95 corridor and inland regions. An Arctic blast occurs when the polar vortex, a ring of cold air usually trapped ...

Temperatures will plummet by up to 40 degrees this weekend as an arctic blast spreads across much of the U.S., including the Deep South.

A weather pattern, especially over the western states, is pulling cold air from the Arctic Circle over northern ... Donations of winter items are accepted at Catholic Charities and more ...

The news of the day is that in addition to an arctic blast and an extended period of bitter cold (by Acadiana's standards), a winter storm may be possible a week from today, next Tuesday into ...

Winter’s most potent Arctic blast yet is about to unleash dangerously ... Brutally cold air from Siberia, near the Arctic Circle, will sink south over Canada late this week and rush into the ...