Questions tagged [vorticity]

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Why positive PV Anomaly moves westwards?

In Jonathan Martin's Book "Mid-Latitude Atmospheric Dynamics" there is a chapter about PV anomalies. As an example, a positive PV anomaly is discussed. What is the reason, that high PV is ...
MichaelW's user avatar
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Rossby waves in the atmosphere

I have trouble understanding the Rossby waves in the atmosphere. Sometimes they are said to be caused by the jets moving from west to east. But the phase velocity of the waves is in the west direction ...
Nina's user avatar
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