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

After Feb dumped a wave of unconditionally severe winter weather in the US, March is about to unleash those conditions again ...

The National Oceanic and Atmospheric Administration (NOAA) explains that a polar vortex a large area of low pressure and cold air surrounding both of the Earth's poles. The vortex describes the ...

Month-to-date temperature analysis shows that February 2025 has been the coldest in the U.S. has seen in 15 years. In 2010, ...

Weather analysts are divided over the polar vortex’s influence on weather and what that means for the rest of this year’s winter.

The polar vortex breakdown event is forecast to be more expansive than the tenth and coldest polar vortex that blasted across ...

NOAA Climate.gov image, adapted from original by Laura Ciasto. This winter, the polar vortex winds have stayed consistently stronger than average, corresponding to anomalously low atmospheric ...

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

Learn more about polar vortex collapse - the weather phenomenon likely to cause cold snap across much of UK in coming weeks ...