An Arctic air mass kept its grip on much of the central and eastern U.S. on Friday, plunging temperatures to record lows as snow blanketed central Colorado and the Pacific Northwest braced for an ...

BISMARCK, N.D. (AP) — More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, closing schools, bursting pipes and forcing ...

The weather patterns have been very dynamic, with massive ridges and troughs in the jet stream leading to many cross-country storms while shots of Arctic air send temperatures plummeting.

Asian shares traded mostly lower Thursday after a quiet day on Wall Street, where the S&P 500 added to its record. Worries ...

But a late-week warmup is in store as Pacific air from the west displaces the arctic air that has blanketed the state for days. Weekend highs in Bismarck-Mandan could be in the 40s above zero.

BISMARCK, N.D. — North Dakota felt more like the North Pole on Tuesday as lows broke records in the state capital of Bismarck and other parts of the state that had stood for more than a century ...

Your temperatures are certainly going to drop. An Arctic blast could bring potentially record setting cold to the US this week. Forecasters say wind chills could hit -50 near the Canadian border ...