The Misbehaving Jet Stream

NOT A LOT OF PEOPLE KNOW THAT

By Paul Homewood

 

image

http://earth.columbia.edu/articles/view/3122

 

Scientists from Columbia University believe that global warming will cause the mid latitude jet stream to move northwards.

 

Meanwhile, this winter, the jet stream has moved decidedly south of where it normally would be, bringing unusually wet weather to southern England.

 

Jetstream Forecast

http://www.netweather.tv/index.cgi?action=jetstream;sess=

 

And as the Met Office explain, the jet stream marks the border, where cold Arctic air meets warm tropical air. In winter, the jet stream tends to move south from its summer position, as the colder Arctic air dominates.

 

 

This BBC video also explains how the jet stream has been “really powerful this winter driven by the strong temperature contrast…..the stronger the jet, the stronger the areas of low pressure”

 

image

http://www.bbc.co.uk/weather/features/26092170

 

All of this points to the fact it is a cold Arctic air which is fuelling the jet stream , and pushing it…

View original post 17 more words

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