Meteorology (Weather)/Jet Streams

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Question
How are jet streams formed?
They are said to be wavy latitudinally. Why do they adopt such a wavy pattern?

Answer
Hi Bhavnish

Jet streams are formed by temperature contrasts between air masses:

http://tinyurl.com/ygqof6

http://tinyurl.com/yc5hg85

The wavy pattern is also caused by temperature differences from the artic extending down through Canada & Siberia:

http://www.scientificamerican.com/article/how-to-prove-a-link-between-a-warmer-a

http://www.npr.org/blogs/thetwo-way/2014/02/16/277911739/warming-arctic-may-be-c

Here are a few more links you might find of interest:

http://www.weatheranswer.com/public/Jet_Stream_by_Krista_Feierabend%20.pdf

http://virga.sfsu.edu/crws/jetstream.html

http://www.pmel.noaa.gov/arctic/atmosphere/polar_vortex_2014.html

http://weatherknowledge.com

http://svs.gsfc.nasa.gov/vis/a000000/a003800/a003864/

http://www.earthfiles.com/news.php?ID=2176&category=Environment  

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Donald Rosenfeld

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Any questions (except private) answered from the 1st grade level on up pertaining to any aspect of Weather. I am a 20 year member of the American Meteorological society and a long time forecaster of eastern United States snow storms and Hurricanes.

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