Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...

A stream of Arctic air is gripping France and Switzerland in the most intense November cold snap in more than a decade, with ...

Michigan could see a return of Arctic air around Thanksgiving as models suggest a possible wobble in the polar vortex, which ...

The phenomenon, known as a sudden stratospheric warming, it's "the largest type of disruption that occurs to the polar vortex ...

We’ve had a few chilly days here or there, but it’s looking like we could be in for a true cold snap as arctic air builds ...

Travelers may face delays today as Arctic air pushes through the Northeast, bringing the potential for several inches of snow ...

A massive Arctic blast is sweeping across the United States, sending temperatures plunging from the northern Plains to the ...

An early blast of Arctic air is sweeping across the eastern U.S. this week, bringing frigid temperatures and the season’s ...

More than 84 million are under winter weather bulletins with several states expected to see lows 10 to 25 degrees below ...

In today’s newsletter: An end to the shutdown could be in sight after senators clear a key vote for a deal. An Arctic blast ...

New York continues to be hit by wintry weather as a persistent Arctic blast fuels lake-effect snow showers in areas downwind of Lakes Erie and Ontario.