Impact on North America's weather in March - An in-depth look at the forecasted polar vortex collapse and its potential effects on weather patterns across North America this March ...

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 ...

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 ...

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 ...