The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms ...

While cold temperatures and snow are not at all unexpected in many parts of the world, they are quite rare in others. In ...

The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media ...

It strengthens in winter and weakens in summer. In winter, it expands, sending cold air southward and causing temperatures to drop. The vortex's winds, existing high in the stratosphere ...

Professor Adam Scaife, Head of Long-Range Forecasting at the Met Office, said: “There is now over 80 per cent chance of a SSW ...

The Met Office says there is an 80 per cent chance of sudden stratospheric warming in March, which could bring severe and ...

After a weekend of blue skies and warm sunshine, the coming week is going to be quite the shock to the system. | ITV National News ...

Your temperatures are certainly going to drop. An Arctic blast could bring ... I'm Mimi Kiley reporting. The term "polar vortex" usually refers to the gigantic circular upper air weather pattern ...

The new year ushered in an arctic blast that has only recently let up. This extreme plunge in temperature is referred to as a ...

During its coldest point, last week saw wind chills drop to -30° to -50° in states ... much of the U.S. shivering was due to the "polar vortex." NOAA concluded that there wasn't sufficient ...