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5
votes
2answers
463 views

Centrifugal Force in the Navier Stokes Equations

The Navier-Stokes equations are a set of nonlinear differential equations that diagnose wind speed and direction. They are (approximately) expressed as $$\frac{d\vec{u}}{dt}=-\frac{1}{\rho}\nabla P+f\...
1
vote
0answers
612 views

Jet stream core

Why on a Polar Front Jet Stream does the core form on the tropical (warm air) side and not on the polar (cold air) side? Thank you in advance.
5
votes
2answers
997 views

Easterly Jet Stream

If most of jet streams are westerly, that is to say, they blow from west to east, why does the tropical/equatorial jet stream blow from east to west?
3
votes
0answers
238 views

How does the interaction between Subtropical Westerly Jet Stream and Himalayas causes subsidence of air?

While reading the topic "Monsoon" in Aguado's Understanding Weather and Climate, I read this line During winters... Air flows down the southern slope of the Himalayan Mountains due to more rapid ...
9
votes
3answers
750 views

First to Sail the Jet Stream Around the World

My questions are related to a scenario discussed on Earth Science: A huge (heavier-than-air) kite sailing in and out of the jet streams. The kite: The scenario: The assumptions: Such an airship ...
23
votes
0answers
404 views

Is it possible for a sting jet to form over a continental landmass?

Sting jets are thought to be responsible for some of the most damaging winds associated with extratropical cyclones in the mid-latitudes. So far they have only been confirmed in the European region, ...
11
votes
1answer
809 views

Why does the meandering pattern of the jet stream itself propagate?

It is well known that the jet stream follows an overall meandering pattern, but what is less well known is that this meandering pattern itself moves as a wave with a velocity much slower than the ...
23
votes
2answers
1k views

What is the cause of the jet streams?

Jet streams are fast-flowing currents of air in our earth's atmosphere. An enormous amount of energy is necessary to keep a jet stream going. Where does this come from and why?