A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...

The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

The snow storm could hit over a dozen states through Wednesday, including Texas, Louisiana, Mississippi, Alabama, Florida, ...

This blast of frozen temperatures is tied to a polar vortex... but what is that? Air spins around the notoriously cold North and South Poles. When the air is spinning fast, it's stable, but when it is ...

WASHINGTON — Get ready for extreme cold weather in D.C. and most of the U.S. over the next few days. The polar vortex has ...

Brutal cold and snowy roads to start the week, with temperatures barely reaching double digits during the day and falling ...

Watch live as Donald Trump’s inauguration parade takes place inside the Capitol today (20 January) as Washington DC continues ...

Dozens of US states will endure the lowest temperatures they have felt in years next week as a polar vortex brings ...

Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this weekend.

Perfect time to hop on a plane and go somewhere south,” FOX Weather Meteorologist Britta Merwin said. “Like, really, really far south.” ...

Firefighters in Southern California readied for another round of critical fire weather after calmer than expected winds ...