Lecture 18 Flashcards

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1
Q

Where will the winds be strongest in a hurricane?

A

Greatest tangential wind speed within 100km from centre of hurricane
East of eye will have fastest winds, west of eye will have slowest winds

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2
Q

How do we communicate storm intensity or magnitude?

A

Current wind speed, previous track, predicted track
Magnitudes and category of hazard
Past frequency and recurrence interval
Predicting and mitigating hurricanes

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3
Q

Why does rotational speed change with height?

A

Hurricane is “warm-core” - winds increased downward from flight-level
Friction decreases wind in the lowest 1500ft of eyewall

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4
Q

Eyewall

A

Slants away from eye

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