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WX0903a · Forecasting & Review (Written)

16 questions · 0 multiple choice · 16 written · ASA 109 Marine Weather — Forecasting & Review (Written)

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Q1
Why is it that a ring around the sun or moon is how native shamans earned their keep as weather forecasters?
Q2
Why are windward squalls not the ones to worry about?
Q3
How do we tell from cirrus clouds which way bad weather will approach?
Q4
Why is a barometer so important to forecasting?
Q5
What are the most important onboard observations needed to forecast the wind?
Q6
What do you do if the weather maps do not agree with your own observations of wind speed, wind direction, and barometer?
Q7
What is potentially the very first indicator of the possible approach of a distant storm?
Q8
How do you tell if an approaching squall has already let down its dangerous downburst of strong gusty winds?
Q9
What can we learn from ripples and cat's paws on the surfaces of waves?
Q10
What is a fast or slow rate of barometric pressure change, and what it means?
Q11
How do you tell at sunset if you are going to have a squally night at sea?
Q12
How do we keep a good log book that will help with weather forecasting?
Q13
How do we tell who among our competitors is ahead in an ocean race? (Just skip this one if not interested in racing.)
💡 Show hint

Handicap is not considered here. Review WXTL Ask-me 1904.

Q14
Explain a way to layout your course to meet favorable winds ahead at the right location.
💡 Show hint

Review WXTL Ask-Me 1905.

Q15
Why do all vessels tend to round up (turn into the wind) when surfing down big waves, and how to avoid it.
💡 Show hint

Review WXTL Ask-me 1308.

Q16
How do you predict your new heading when you jibe to the same apparent wind angle on the other board? (skip this one if not interested in sailing)
💡 Show hint

Check out jibe in the Glossary.