Such events distort the polar vortex, which causes Arctic air to descend into the U.S. and causes temperatures to plummet.

Several inches of snow are expected to fall on Dec. 2 in the Northeast and Mid-Atlantic, with freezing rain and iced-over ...

The more significant storm will hit on Monday and Tuesday, but impacts from the first storm will arrive on Friday.

Low temperatures will bottom out into the single digits in many towns Friday morning as wind chills could drop to near 0°.

Lake-effect snow will hit on Thanksgiving day.

Temperatures across New York are set to plunge tonight, with the coldest air in the nation dropping into the Adirondacks — ...

How colder air interacts with a developing storm will determine if and where a band of snow or a mix forms from the ...

La Niña is present again this winter, which can have significant impacts on winter weather around the United States.

A late-November cold snap sent temperatures in Minneapolis so low that, for a short time, it was actually colder than Mars, ...

The two periods of light snow also will affect two different areas. The first snow shower burst will roll across northern ...