Brutal' Arctic blast expected to bring frigid temperatures to North America, US weather

Extreme cold warning issued in Canada as US forecasters warn of wind chills in Texas and major snow in midwest and east coast

Arctic blast bringing temperatures of -50F - 78 degrees below normal - is forecast to strike West and Midwest next week

Winter weather, including snow and freezing temperatures, already blanketing much of US - ABC News

Bomb cyclone, blizzard-like conditions and flooding could hammer parts of the U.S.

February 2015 North American cold wave - Wikipedia

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Northeast snow droughts end as Arctic blast brings record cold and frostbite-inducing wind chills - KTVZ

The winter storm outlook in 6 maps, from arctic blasts to bomb cyclones - The Washington Post

Arctic air will blast much of U.S. just before Christmas : NPR

Winter weather forecast: Heavy snow and blizzard conditions in Midwest ahead of a 'dangerous' arctic blast that could set record lows across U.S.