When the Polar Vortex is in a weakened state, a jet stream wobble sending polar air into the mid-latitudes becomes more ...

The polar vortex is like a giant ... making places like the United States suddenly feel bone-chillingly cold. A weak vortex allows more arctic air and stormy patterns to develop here in the ...

You may have seen social media posts about it and chatter of big weather pattern changes heading our way, but what's really ...

The polar vortex, a swirling mass of cold air located ... There is a chance of a few snow showers later Thursday as a weak system moves through the Great Lakes, and high temps Friday will be ...

Understanding the Polar Vortex The polar vortex is like a massive whirlpool of frigid air moving around our planet's poles. Think of it as a barrier that, when strong, keeps icy polar air trapped up ...

As we prepare for a very busy weather week, what comes next? We told you earlier in the month the polar vortex was going to ...

The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

This wobbly or weak pattern in the jet stream means that more arctic air and stormy weather are in the forecast. However, the polar vortex is hard to predict past two weeks. There is no need for ...

Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, ...

If we take a peek at the tropopause you can see a sliver of the polar vortex — the light gray and white in the map below — funneling south Sunday morning. At the same time, a weak jet stream ...