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

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

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

A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.

WASHINGTON – A blast of Arctic air is set to cover much of the United States with temperatures ... date will be due to a phenomenon called a polar vortex, an upper-level jet stream that ...

The bitter weather is expected to bring nighttime lows as cold as minus 31 deg C over the weekend. Read more at ...

EST on Monday, Donald Trump and J.D. Vance will be sworn in as the 47th president and 50th vice-president as part of an event ...

Despite a cold start to the day, most of the U.S. will experience seasonably mild temperatures on Thursday. However, ...