A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

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

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day ...

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

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

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

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.

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

Americans face dangerously cold temperatures as a polar vortex brings life-threatening conditions. Nighttime lows may drop to ...

A series of cold fronts the last few weeks has kept Florida downright chilly, as another winter storm starts to take aim this ...

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 ...

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