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CPL > General Study > Flashcards

General Study Flashcards

1
Q

Definition of METAR

A

Aviation routine weather report

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2
Q

Types of METAR

A

Routine - Scheduled report

SPECI - unscheduled report

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3
Q

Validity of METAR

A

1 hour, issued every 55 mins past the hour

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4
Q

When temp and dew point close,

A

Low vis & fog

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5
Q

AO2

A

Automated observation WITH precipitation discriminator

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6
Q

AO1

A

Automated observation WITHOUT precipitation discriminator

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7
Q

LTG

A

Lightning

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8
Q

$

A

Maintenance indicator

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9
Q

RAB05E30

A 
RA - Rain
B - Begins
05 - 5 mins past the hour
E - Ends
30 - 30 mins past the hour
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10
Q

TAF (Terminal Aerodrome Forecast)

A

Provide wx expected to occur btw 5NM around AD.

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11
Q

Validity of TAF

A

24hours, issued 4 times a day

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12
Q

FM

A

FROM

Rapid change in wx in a short period of time

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13
Q

BCMG

A

BECOMING

Gradual change in wx over short period

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14
Q

TEMPO

A

TEMPORARY

Temp wx condition during given period

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15
Q

PROB

A

PROBABILITY

Change indicated in %

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16
Q

FA (Area Forecast)

A

Covers general wx conditions over the wide region

Provides forecast for thunderstorms, precipitation, cloud heights & tops. Amount of clouds & surface winds 20kts or more

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17
Q

Validity of FA

A

18 hours, issued 3 times a day

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18
Q

Types of sections of FA

A

Header
Precautionary statement
Synopsis
VFR wx & clouds

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19
Q

FA - Header

A

Gives location, identities, date, time, validity, area of coverage

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20
Q

FA - Precautionary statement

A

Gives IFR conditions and mountains obscurations and thunderstorms

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21
Q

FA - Synopsis

A

Identifying of location, movement of fronts

22
Q

FA - VFR wx & clouds

A

Gives you sky condition, vis & weather

23
Q

Types of sky conditions

A

VFR
Cloud ceiling - >3000ft
Vis. - >5SM

Marginal VFR
Cloud ceiling - 1000 - 3000ft
Vis. - 3 - 5SM

IFR
Cloud ceiling - <1000ft
Vis. - <3SM

24
Q

Surface Analysis Chart

A

Shows location of High and Low pressures and Fronts and Isobaric lines

25
Q

Validity of Surface Analysis Chart

A

3 hours

26
Q

Radar Summary Charts

A

Represents areas of precipitation
shows area of rain
storm cells
lines of thunderstorm

27
Q

Cell of storms

A

Innermost - Extreme precipitation

Near to core - Heavy precipitation

Outside - Light to Moderate Precipitation

28
Q

Validity of Radar Summary Charts

A

1 hour, issued 35mins past every hour

29
Q

••

A

Light rain

30
Q

•••

A

Moderate Rain

31
Q

••••

A

Heavy Rain

32
Q

Winds & Temperature aloft

A

Provides info of wind direction, speed & temp

9 levels available, from 3000ft to 39000ft

33
Q

Validity of Winds & Temp aloft

A

Given on chart, issues 4 times a day

34
Q

9900 means?

A

Light and variable wind

35
Q

12000ft

251811

A

Wind direction 250

Wind speed 18kts

Temp +11

36
Q

39000ft

7501-62

A

Wind direction 75 - 50 = 250

Wind speed 01+100 = 101kts

Temp -62

37
Q

Significant weather prognostic chart

A

Used by a pilot to avoid

Freezing levels
Turbulence
IFR conditions
Marginal VFR

38
Q

Validity of Significant weather prognostic chart

A

Given on chart, issued 4 times a day

39
Q

Type of levels of Significant weather prognostic chart

A

High, Mid, Low

40
Q

_/_

A

Moderate turbulence

41
Q

2 _/_

A

Severe turbulence

42
Q

3 _/_

A

Extreme Turbulence

43
Q

Convective outlook chart

A

For thunderstorm activities

44
Q

Validity of Convective Outlook Chart

A

Given on chart, issued 5 times a day

45
Q

AIRMET

A

Airman’s Met Info

Advises Significant weather, describe at LOWER INTENSITIES than SIGMET

46
Q

Validity of AIRMET

A

Given on chart, issued every 6 hours

47
Q

Types of AIRMET

A

S - for IFR conditions and mountain obscurations

T - Turbulence and LLWS

Z - Icing conditions & Freezing level altitudes

48
Q

SIGMET

A

Advisories on NON CONVECTIVE weather

Hazardous to all a/c

Associated with 
Hurricanes
Severe icing conditions NOT associated with TS
Dust Storms
Volcanic Ash
49
Q

Validity of SIGMET

A

4 hours

If associated with Hurricanes, 6 hour

50
Q

Convective SIGMET

A

Associated with
TS, has surface wind >_50kts
Hail >_3/4inch

Dangerous to all a/c

Includes:
Tornadoes
Squall Lines
TS

51
Q

Validity of Convective SIGMET

A

2 hours, issued every 55mins past the hour

52
Q

Validity of various weather reports

A

METAR - 1 hour, issued 55mins past hr

TAF - 24 hours, 4 times a day

FA - 18 hours, 3 times a day

Surface Analysis Chart - 3 hours

Radar Summary Chart - 1 hour, issued 35mins past

Winds & Temp Aloft - Given, issued 4 times a day

Sig weather prog chart - Given, issued 4 times/day

Convective Outlook Chart - Given, issued 5 times/d

AIRMET - Given, issued every 6 hours

SIGMET - 4 - 6 hours (Hurricanes)

C-SIGMET - 2 hours, issued 55 mins past hr

CPL (1 decks)

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