A polar vortex is set to grip much of the U.S. What does that mean?
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, a meteorologist says.
Polar vortex brings chilly temps to Maine
Portland was forecasted to be about 6 degrees below normal Sunday and Monday, according to the National Weather Service.
Where will it snow in the US? See where the polar vortex is set to make an icy impact
According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.
Polar Vortex Map Shows How Cold Temperatures Will Get in Your State
A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.
Polar Vortex Set to Envelop Much of US in Freezing Temperatures
A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into next week, impacting millions of Americans in nearly all of the contiguous states.
Polar vortex set to freeze the U.S. as far as the Deep South
However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and when the cold front will arrive.
Arctic blast from polar vortex to send temperatures plunging across the U.S. Here’s how cold it will get.
An arctic blast will send temperatures across the United States plummeting as bitterly cold air that originated in Siberia will arrive from Canada by week’s end, bringing with it dangerously cold wind chills for millions of Americans.
Polar vortex to blast US with life-threatening cold next week
A bitter blast of frigid arctic air is about to send temperatures tumbling, bringing life-threatening cold temperatures to a majority of the U.S. next week. FOX Weather meteorologists Bob Van Dillen and Michael Estime break down all the details.
120 million people could experience subzero temps soon. Where the cold will be worst.
A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.
Polar vortex keeps a huge swath of the US in its icy grip
A major winter blast of snow, ice, wind and plunging temperatures in the U.S. stirred dangerous travel conditions from ...
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Polar vortex plunges U.S. into record-breaking deep freeze
Over 120 million Americans will face extreme cold, with temperatures potentially reaching minus 40 degrees Celsius.
Major US winter blast shuts down schools and government offices in several states
The eastern two-thirds of the U.S. is dealing with bone-chilling cold temperatures and wind chills, forecasters said.
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Polar vortex keeps much of the US in its icy grip
The polar vortex of ultra-cold air usually spins around ... a weather service meteorologist based in Gray, Maine. The cold was expected to grip the Eastern Seaboard as far south as Georgia ...