WX0603a · Wind & Terrain (Written)

8 questions · 0 multiple choice · 8 written · ASA 109 Marine Weather — Wind & Terrain (Written)

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Q1
Why do open water gusts in the Northern Hemisphere usually shift to the right?
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Q2
Why do most rules for predicting wind speeds, directions, and shifts that work in the ocean rarely work on waters sheltered by land or mountains?
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Q3
How do we choose the most efficient reaching angle when sailing downwind, assuming we are in open water, with no expected changes in wind or current over this waterway?
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Q4
What can we know and anticipate about wind shadows and the general issue of wind flow around obstacles?
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Q5
How do we predict wind shifts (change in direction) near the shore along steep banks and cliffs?
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Q6
Describe briefly the behavior of a building sea breeze in the Northern Hemisphere?
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Q7
How do we predict wind shifts in waters near shore compared to farther off the shoreline?
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Q8
What is the answer to the question about winds in channels off of prominent low point raised in the picture below? See Winds off a point.
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