Cold and snowy weather has gripped much of the northern tier of the United States since Thanksgiving, but a pattern change will torch the chance of white Christmas for many.

Arctic air is taking cold to another level this week and the US could be facing bouts of it well into December thanks to the polar vortex.

(CNN) — Record cold temperatures have pushed as far south as Florida this morning as wind-whipped snow continues to pile up in the eastern Great Lakes from a brief bout of Arctic air gripping the ...

(CNN) — Hurricane Erin is churning up life-threatening rip currents and dangerous surf along much of the US East Coast and will soon send destructive waves and storm surge to North Carolina’s Outer ...

• A busy travel day: This year’s Thanksgiving travel period is expected to be the busiest in 15 years, according to the Federal Aviation Administration. About 73 million are projected to hit the road, ...

On the night the deadly floodwaters raged down the Guadalupe River in Texas, the National Weather Service forecast office in Austin/San Antonio was missing a key leader of its team: the warning ...