Table of Contents

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I. Introduction

Learn about the purpose and the contents of this training module.

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II. Lee Waves

General information about lee waves, their appearance in satellite imagery and appearance from the ground, time of the year they appear and atmospheric conditions affecting them.

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III. A Special Case Of Lee Waves: The Foehn Clouds

As any other phenomenon, lee waves also have their special case: the foehn clouds. They appear during the periods of foehn wind, a wind characterized by high temperature advection due to adiabatic heating.

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IV. Physical Background Of Lee Waves

Physical explanation of lee waves. Two types of lee waves depending on their propagation. Appearance of lee waves in satellite imagery with examples.

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V. Gravity Waves In Satellite Images

About gravity waves and their characteristics. Why do the evolve and how do we see them in satellite imagery?

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VI. Physical Background Of Gravity Waves

Physical explanation of (internal) gravity waves. The important feature is the relation between gravity and bouyancy force.

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VII. Shear-Gravity Waves In Satellite Images

In contrast to gravity waves, shear-gravity waves need a highly unstable atmosphere. Learn more about them here.

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VIII. Kármán Vortex Streets

What are they? How do they form and how do they look in the satellite imagery?

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