A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they work.

It has been a warm autumn, so far. But the polar vortex is forecast to change unusually early, and that could impact your weather in December. Meteorologist Rob Shackelford breaks down why.

But across the country, AccuWeather meteorologists are predicting major travel disruptions as a storm system is set to batter ...

The polar vortex is an area of low pressure, a wide expanse of swirling cold air that is parked in polar regions, according to NOAA.

📈🌦️ MARKET METEOROLOGY: A potential polar vortex on the way means temperatures are going to tumble and electric bills are going to surge once Americans start reaching for their thermostats. FOX ...

You could be forgiven for not noticing that last month was the planet's third warmest February on record. That’s because local temperatures plunged during the third week of February 2025, shattering ...

Sometimes, the polar vortex simply stretches out, bringing quick bursts of cold air and some wintry weather to the U.S. In ...

A disturbance in the polar vortex could spill icy cold air south into the United States much earlier than usual, the National ...

Don’t pack up your jackets and pull out your shorts just yet. Forecasters predict the warm weather streak will fade as pockets of cold fronts move into New England later this spring. Accuweather ...

“What the Sam Hill is a polar vortex, Paul? And do you get a cookie every time you say it out loud?” I plead guilty to sugary bribes. The polar vortex hasn’t just been discovered; it has been around ...

Another Arctic blast is on the move toward the U.S., bringing the potential for bitter cold and heavy snow accumulations to ...