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Flashcards in AIM-J Deck (41):
1

When transferring ATC stations in a CLB what should be said?

  • Leaving (passing altitude) climbing (assigned altitude)

2

When are TAF's issued & how long are they valid for?

  • Issued 00, 06, 12, 18 UTC
  • Valid for 30 hours after its release date

3

When is a METAR AUTO issued?

  • Every ten minutes

4

What is wind direction referenced to in each report? Where is it measured?

  • METAR- True North
  • Wind measured at 10 +/- 1 metres ABV GND in the vicinity of the touchdown zone

5

P99

  • Wind strength over 100kts

6

000000Kt

  • Velocity is 0.4kts or less

7

VRBVRB12kt

  • Average wind velocity less than 3 kts and direction is variable by 60 degrees or more
  • Velocity is 3 kts or more, direction is variable by 180 degrees or more and direction is not specified

8

G

  • When maximum instantaneous wind velocity is greater by 10kts or more in past 10 minutes

9

What are ATIS or WINDS reported by TWR reference to?

  • Magnetic north
  • If it's read to you it's Magnetic!

10

R34/1400U R34/0200D? When are UP & Down given?

  • RWY 34 1400m VIS UP
  • RWY34 200m VIS DWN
  • When average in first 5 minutes varies by 100 metres or more then the average in the second 5 minutes U, D or N (Not distinctive) is reported

11

R34 ////

  • Observed value not obtained or the RWY edge lights or centreline lights are out of service

12

When is RVR reported?

  • Prevailing visibility or Directional visibility is 1500m or less OR RVR value is 1800m or less

13

R34/P1800U R34/M200D

  • P & M are given when RVR value is outside of the measuring limits
  • The greatest or least measurable RVR is reported

14

VC

  • Vicinity
  • Any phenomenon approx between 8km-16km of the aerodrome reference point
  • Not at the airport

15

VCFC

  • Reported within about 20km of aerodrome ref point

16

MI/ BC/ PR when used with FG mean?

  • MI - Shallow
  • BC - Patches
  • PR - Partial

17

DR what does it mean and when is it used?

  • DR - Low Drifting
  • Used with DU, SA, SN when blown up less then 2 metres

18

BL what does it mean and when is it used?

  • BL - Blowing
  • Used with DU, SA, SN when blown up 2 metres or higher

19

DZ, RA, SN, RASN SNRA, SG, PL, GR, GS

  • DZ - Drizzle
  • RA - Rain
  • SN - Snow
  • RASN, SNRA - Sleet
  • SG - Snow Grains
  • PL - Ice pellets
  • GR - Hail
  • GS - Snow pellets and/ or small hail

20

SH what does it mean and when is it used?

  • SH - Showers
  • Used with RA, SN, GS, GR

21

TS what does it mean and when is it used?

  • TS - Thunderstorm
  • Used with RA, SN, GS, GR

22

  • BR
  • FG
  • FU

  • BR - Mist (Used when vis is 1000m or greater and 5000m or less)
  • FG - Fog (lowest vis is less than 1000m except for MI,BC,PR,VC)
  • FU - Smoke (Vis 5000m or less)

23

  • VA
  • DU
  • BLDU
  • DRDU

  • VA - Volcanic Ash
  • DU - Dust (Widespread)
  • BLDU - Blown Up Dust (VIS 5000m or less)
  • DRDR - Drifting Dust

24

  • SA
  • BLSA
  • DRSA

  • SA - Sand
  • BLSA - Blown Up Dust Storm (VIS less then 5000m)
  • DRSA - Drifting Dust Storm

25

  • HZ
  • PO
  • SQ
  • FC

  • HZ - Haze (VIS 5000m or less)
  • PO - Dust / Sand Whirls
  • SQ - Squall
  • FC - Funnel Cloud, tornado or water spout (FC is used for a funnel cloud that does not reach the surface, +FC is used for a tornado)

26

  • SS
  • DS

  • SS - Sandstorm
  • DS - Dust Storm

27

What 2 cloud types are indicated in METAR?

  • TCU - Towering Cumulous
  • CB - Cumulonimbus

28

VV003

  • VV - Vertical Visibility in 100ft increments

29

NSC

  • NSC - Nil significant cloud ( No clouds observed below 5000ft or the max height of the MSA whichever is higher and no CB and TCU are observed but CAVOK is not appropriate)

30

CAVOK

CAVOK =

  • Visibility: 10km or greater
  • Cloud: No cloud is observed BLW 5000ft or the highest MSA, whichever is higher
  • Neither CB nor TCU is observed at all altitudes
  • Present Weather: No weather phenomenon represented by the prescribed abbreviations is reported

31

M03/M06

  • TEMP & DEW POINT both minus

32

PRR or PFR

  • PRR - Pressure rising rapidly
  • PFR - Pressure falling rapidly
  • Displayed when the pressure has risen or fallen by more than 1hpa within 30 minutes of observation

33

WS 16R or WS ALL RWY

  • WS - Wind shear (Any wind shear is observed at 1600ft or BLW over the RWY surface in the designation of the takeoff or LDG area within 30 minutes before observation time)

34

6SC060 in remarks section?

  • 6 OCTAS STRATO CU AT 6000ft

Put in the remarks section when:

  • When the cloud amount of any middle or low clouds in a METAR/SPECI or:
  • Any middle or low clouds when NSC is reported or:
  • Cloud amount is 5/8 or more during CAVOK below 10,000ft

35

  • FBL
  • MOD
  • HVY

  • FBL - Light
  • MOD - medium
  • HVY - Heavy
  • Prefixed with TS when lightning is observed

36

How is the wind reported from the tower?

  • 2 minute average in Magnetic direction

37

SIGMET when are they issued and how long for?

Released whenever the below phenomenon is observed within the Fukuoka FIR

  • Thunderstorm (4 hours)
  • Severe Turbulence (4 hours)
  • Severe Icing (4 hours)
  • Volcanic Ash (6 hours)
  • Radio Active Material (4 hours)
  • Typhoon (Tropical depression) (6 hours)

38

TREND attached to a METAR?

  • TREND is attached to METAR and is valid for 2 hours after its release

39

When is TEMPO used?

  • When temporary changes are frequent in any met conditions, while each change lasts less than 1 hour.

40

When is BECMG used?

  • Used when any phenomenon is changing uniformly throughout the reffered period

41

When is RVR reported?

  • VIS -1500m or less OR
  • RVR -1800m or less