Step 3 Flashcards

1
Q

Stadium effect

A

Eyewall convective cloud slope outward eye is larger at the top and smallest at the bottom because air in the eyewall follow isolines of equal angular momentum which slope outward

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2
Q

Category 2 damage

A

Extensive major roof damage shallow rooted trees total power loss for days - weeks

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3
Q

November Storms

A

1 western Caribbean southwestern and central Atlantic

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4
Q

Category 5

A

Catastrophic homes destroyed trees and power lines down outages for weeks to months

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5
Q

What supplies mass to mid and low level subtropical highs

A

Resultant increase in wind speeds creates subtropical jet stream

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6
Q

Cannot cycle

A

System or engine transfers energy in the form of heat between two thermal reservoirs

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7
Q

On a large - scale air flows - from high pressure to low pressure in the eye and underneath the eye wall

A

Inward

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8
Q

Synoptic surveillance and research flights can improve model forecast by

A

30%

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9
Q

ADT tends to - which degrades objective intensity estimates

A

Jump back and forth between scene types

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10
Q

Hadley cell is - circulation

A

Thermally direct

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11
Q

Mature tropical cyclones can evolve into

A

Spatially synoptic-scale weather systems

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12
Q

Flooding and storm surge is responsible for - of all US Tc related fatalities

A

76%

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13
Q

Cdo

A

Central dense overcast - dense solid looking mass of clouds covering csc

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14
Q

What percent of Dvorak intensity estimates are within 6 knots of actually intensity

A

50

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15
Q

Derived from multiple objective algorithms

A

Satcon

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16
Q

Intensity factors

A

Upper ocean temperatures interaction with land topography vertical wind shear moisture in storm environment structural changes eyewall replacement interaction with other weather systems

17
Q

What percent of improvement were brought upon by Aidt

A

30% improvements over corresponding ADT and Msw estimates

18
Q

Decaying frontal systems

A

Cyclonically curved wind systems formation near gulf and se states early/late season storms

19
Q

Upward vertical motion and deep convection

A

Convergence east of trough

20
Q

Tornadoes in hurricanes

A

70% produce at least l 40% produce more than 3

21
Q

Global surface observing system/network is - to accurately determine the intensity of tropical cyclones

A

Not sufficient

22
Q

Ethiopian plateau

A

Birthplace of Atlantic tropical waves

23
Q

Csc

A

Cloud system center- center of disturbance or cyclone

24
Q

The Hadley pressure gradient causes air to flow….. Aloft

A

From the equator to pole. This causes mass divergence at the equator