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

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

A rare "daughter polar vortex" is set to plunge millions of Americans into freezing temperatures as a prolonged period of ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

Winter in the CSRA is usually mild overall, but every now and then, we get a taste of true Arctic air. If you’ve ever ...

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

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

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 long-range data shows we may be done with a true Arctic air mass similar to what we experienced in January. But we ...

The weather flow is gradually changing now and as we head into early February. Our storm systems will come from the west and ...

As we continue to warm moving into February, it appears latest trends suggest a classic "what goes up, must come down" type ...

Brits could face several inches of snow in the coming days according to shocking new weather maps, with forecasters also ...