Whether or not it’s connected to climate change, the pattern is still rearing its head this winter and it’s working in tandem with the polar vortex. The jet stream and frigid air just could ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex ... west and will push the jet stream — the river of air ...

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

The polar vortex always exists around the North and South Poles, weakening in the summer and strengthening in the winter ... air down south using Earth's jet stream - the narrow bands of wind ...