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

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.

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 map shared by Jeff Berardelli ... experience temperatures below minus 10 degrees next week as a lobe of the polar vortex moves in." Around 30 states and nearly 50 million people could experience ...

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

Meteorologists and the Met Office have given verdicts into the polar vortex 'dislocation' which could spark winter hell for ...

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

Latest weather maps show that a 'polar vortex split' is about to hit the UK causing wintry chaos. It could being up to 11 ...

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

A lobe of the Polar Vortex is going to swing through Ontario just north of Michigan. The upper-air forecast gives us an easy look at this strong winter player. The general meaning of the Polar ...

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

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.