Mlc_upper-air - Mid-latitude Cyclones and the role of upper air flow divergence and convergence vorticity examples Norwegian Mid-latitude Cyclone

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Mid-latitude Cyclones and the role of upper air flow divergence and convergence vorticity examples
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Norwegian Mid-latitude Cyclone Model
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Aguado and Burt, Figure 10-2
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What is the role of upper air flow? L
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What is the role of upper air flow? L
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Divergence Net outflow of air (“spreading out”) Increase in horizontal area
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Divergence due to changing wind speed Aguado and Burt, p. 290 later initial time speed divergence speed convergence
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Divergence due to changing wind direction divergence convergence
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Direction divergence convergence divergence Speed convergence
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Convergence H
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Convergence Net inflow of air (“spinning up”) Decrease in horizontal area
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Vorticity Rotation of fluid (particularly around vertical axis)
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Earth Vorticity
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Aguado and Burt, Figure 10-5 Earth Vorticity
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Relative Vorticity Aguado and Burt, Figure 10-4 Positive relative vorticity Negative relative vorticity
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Relative Vorticity Aguado and Burt, p. 298
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Relative Vorticity …due to speed …due to direction Aguado and Burt, p. 298
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Aguado and Burt, Figure 10-5 Relative Vorticity Earth Vorticity Absolute Vorticity = Earth Vorticity + Relative Vorticity
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Aguado and Burt, p. 219 Conservation of Angular Momentum mvr A = mass speed radius
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Divergence Net outflow of air (“spreading out”) Increase in horizontal area
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This note was uploaded on 06/06/2011 for the course GEOG 202 taught by Professor Carborne during the Fall '10 term at South Carolina.

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Mlc_upper-air - Mid-latitude Cyclones and the role of upper air flow divergence and convergence vorticity examples Norwegian Mid-latitude Cyclone

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