Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.

The coldest air of the season will descend across the U.S. this weekend and early next week, bringing subzero wind chills ...

Alerts for cold weather are in effect for nearly half of the U.S. population, running from the northern Plains to the Gulf ...

Met Office weather warnings have laid out a grim forecast for the UK over the next few days, with gale-force winds set to ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Seven states are expecting heavy snow ahead of an Arctic blast that is set to descend across the U.S. beginning on Friday and ...

A coronal mass ejection earlier this week may pull the northern lights to more northern U.S. states, forecasters said.

Northern Ireland and Scotland are expected to bear the brunt of the Storm Eowyn's extreme winds this week, prompting a rare ...

As Donald Trump returns to the White House, he has built the most formidable foundation of Republican electoral strength ...

When this vortex weakens, it can send frigid air from the Arctic southward, bringing dangerously cold temperatures to mid-latitude regions like the southern United States. In 2021, the polar ...

President-elect Donald Trump sparked controversy by sharing a map depicting Canada as part of the United States, suggesting Canada should become the 5 ...

Seventeen states are under threat from another winter storm expected later this week, meteorologists have forecast. The storm is expected to bring snow and ice from New Mexico through Texas and into ...