The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

Even if you didn't see snow, the Arctic air blast from the polar vortex is still here. See how to get ready for the cold.

Under the Rotunda of the U.S. Capitol, Donald Trump was again inaugurated, this time as the 47th president of the United ...

With severely cold temperatures forecasted in York County this week, utility companies are advising customers to take safety ...

Waterloo Region is under extreme cold warning due to polar vortex. Residents advised of wind chill near -30 C.

The US Capitol building, an enduring symbol of American democracy, is about to witness yet another turning point in the ...

Cities across the U.S. are bracing for cold temperatures as a polar vortex arrives, bringing temperatures down to much below ...

A polar vortex could cause light snow over the weekend in. A polar vortex is to blame for freezing temperatures.

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

Parts of Mississippi can expect snow, freezing temperatures, lows in the teens next week. Know how to prep your home, family, ...

ANNAPOLIS, Md. (AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies ...

Global warming changed the behavior of the jet stream, and a new pattern is now clear: sapping moisture from the West Coast ...