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Weather Chapter 14 Wind
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Figure 14-1. Examples of wind velocity (three barbs show the wind vector).
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Figure 14-2. A veering wind (left) and a backing wind.
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Figure 14-3. The pressure-gradient force starts a parcel of air moving.
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Figure 14-4. The Coriolis effect acts toward the right in the Northern Hemisphere.
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Figure 14-5. Balanced flow occurs parallel to the isobars—the geostrophic wind.
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Figure 14-6. Buys Ballot’s law.
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Figure 14-7. Pressure areas can be identified by the direction of wind drift.
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Figure Wind flow is clockwise around a high and counterclockwise around a low in the Northern Hemisphere.
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Figure 14-9. Friction causes the surface wind to weaken in strength and back in direction.
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Figure 14-10. The daily variation of wind.
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Figure 14-11. Streamline/isotach analysis chart.
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Figure A jet stream.
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Figure 14-13. Jet stream winds flow in the breaks in the tropopause.
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Figure 14-14. The position of jet streams varies with the season.
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Figure 14-15. The polar front brings cold air down from polar regions.
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