A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans from the Deep South to the Northeast Saturday going into next week.

Portland was forecasted to be about 6 degrees below normal Sunday and Monday, according to the National Weather Service.

Join Emily Pike as she details the forecast beyond the weekend.

Jan. 5—The eastern U.S. is on track for a frigid week as a polar vortex stretches south, bringing below-normal temperatures to Maine. Starting Monday, much of the eastern two-thirds of the ...

The polar vortex of ultra-cold air usually spins around ... a weather service meteorologist based in Gray, Maine. The cold was expected to grip the Eastern Seaboard as far south as Georgia ...

The polar vortex of ultra-cold air usually spins around ... a weather service meteorologist based in Gray, Maine. The cold air was expected to grip the Eastern Seaboard as far south as Georgia ...

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.

Over 120 million Americans will face extreme cold, with temperatures potentially reaching minus 40 degrees Celsius. Meteorologists warn that it will be colder than in Greenland. Due to the frigid weather,

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.

Dozens of US states will endure the lowest temperatures they have felt in years next week as a polar vortex brings 'life-threatening' cold. Here's how you can stay safe in these harsh conditions.

The US was hit with a record number of flood emergencies in 2024, as well as almost 40,000 fires, and several droughts across vast swaths of the country. In California alone, the number of days with a risk of “extreme autumn wildfires” has more than doubled since the early 1980s, researchers found.