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Met 2 > Met 2 > Flashcards

Met 2 Flashcards

1
Q

High Height Center

A

Must be surrounded by lower pressure (heights)

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2
Q

High Pressure Center

A

higher pressure pushing towards the surface. Area surrounded by lower pressure. Anticyclonic(clockwise) air DIVERGES AT HIGHEST PRESSURE.cyclonic counterclockwise

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3
Q

Low Height Center (closed circulation)

A

Surrounded by higher heights
Cyclonic,counterclockwise

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4
Q

Low Pressure Center

A

Surrounded by higher pressure

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5
Q

Ridge Axis(open circulation)(anticyclonic)

A

Upper air represents elongated area of higher heights

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6
Q

Surface

A

Elongated area of higher pressure

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7
Q

Trough Axis(open cyclonic)

A

~upper air~Elongated area of lower heights (solid black line)

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8
Q

Air Mass

A

Large body of air

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9
Q

Maritime Tropical

A

Warm Moist

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10
Q

Continental Tropical

A

Hot dry air

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11
Q

Maritime polar

A

Cool moist air

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12
Q

Continental polar

A

Cold dry air

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13
Q

Continental Artic

A

Frigid dry air

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14
Q

Continental Polar

A

Girl Scout Cookies
Greenland Siberian Canadian

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15
Q

Continental Tropical

A

Not Another SIA
North American Saharan Iranian Arabian

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16
Q

Cut off high

A

Warm pocket of air on poleward
Side of jet

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17
Q

Cut off low

A

Extends equatorward

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18
Q

Front

A

Transition between two air masses

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19
Q

Cold front

A

Leading edge of cold baroclinic air mass. Cold air behind warm air ahead

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20
Q

Warm Front

A

Trailing edge of cold baroclinic air mass. Warm air behind Cold air ahead

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21
Q

Stationary Front

A

Lateral edge of cold baroclinic air mass. Cold air poleward warm air equatorward of front.

22
Q

Occluded front

A

Combination of inactive cold and warm fronts

23
Q

Triple point

A

Where all fronts touch together

24
Q

Genesis

A

Formation/intensification

25
Q

Cyclogenesis

A

Formation/deepening of a low center

26
Q

Anticyclogenesis

A

Deepening or forming a high

27
Q

Frontogenesis

A

Increasing contrast of a front

28
Q

Olysis

A

Dissipation of a weather feature

29
Q

Cyclolysis

A

Dissapate a low

30
Q

Anticyclosis

A

Dissapate a high

31
Q

Frontolysis

A

Dissapate of a front

32
Q

Diurnal

A

Day and night

33
Q

Diabetic effect

A

Modification of a feature due to CONDUCTION

Land warmer then water
Warm strengthen over land
Cold weaken over land

34
Q

Jet Max

A

Upper air feature
Observed between 300-200mb

35
Q

Major Short wave trough
700mb-500mb

A

Upper air feature

36
Q

WAACA

A

Warm air advection convergence aloft

37
Q

CAADA

A

Cold air advection Divergence Aloft

38
Q

waaca BRFT

A

Build Ridge Fill Trough

39
Q

caada WRDT

A

Weaken Ridge Deepen Trough

40
Q

Petterssens rule

A

Cyclogenesis occurs when divergence aloft is over a weak surface

41
Q

Cold Occlusion

A

East Coast between triple point and wave cyclonic

Weather-stratified clouds(stable)
Continuous precip

Behind front there is westerly winds.Ahead of front south easterly

Dew point :cold behind/warm in front
Temp gradually cools
Surface winds:veer horizontally
Pressure:rise gradually

42
Q

Warm Occlusion

A

West coast between triple point and wave cyclone

Weather: stratified clouds(stable)
Continuous precip
Behind :westerly winds
Ahead :Southeasterly wind

sfc:veer horizontally
Pressure rises gradually

Temp: cold behind,colder ahead

Dew point moist behind/dry ahead

43
Q

Active Cold Front

A

Sudden temp drop,then gradual cool
Dew points drop slowly
Surface winds veer horizontally
Pressure rises steadily

44
Q

Inactive Cold front

A

Temps slowly become colder
Dew points drop sharply
Sfc winds veer horizontally
Pressure rises slightly followed by a sharp fall

45
Q

MSWT WAACA CAADA FLIPS

A
46
Q

MSW Ridge Waaca Flips

A
47
Q

Inactive Cold Fronts 1:50

A

Speed:25kts
CB present
Squall present
Wx is@ or infront of it

48
Q

Active Cold Fronts 1:100

A

Speed:15kts
Steep
CB
Weather is @and behind front

49
Q

Stationary Cold Front 1:125

A

Less than 5kts
Not steep
Stratoform clouds
Wx is behind it

50
Q

Warm Front 1:150

A

Stratiform but CB possible
Shallow Slope
10kts

51
Q

Caddy Beats Volks Wagen

A

Cold Backs Veer Warm

Met 2 (1 decks)

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