Vayudoot Aviation

1. The RVR, as reported in a METAR, is always the

highest value of the A-, B- and C-position

value representative of the touchdown zone

lowest value of the A-, B- and C-position

average value of the A-, B- and C-position

2. Refer to the following TAF extract: BECMG 1821 2000 BKN004 PROB30 BECMG 2124 0500 FG VV001 What does the abbreviation “BKN004” mean?

1 - 4 oktas, ceiling 400 m.

4 - 8 oktas, ceiling 400 m.

1 - 4 oktas, ceiling 400 FT

5 - 7 oktas, ceiling 400 FT.

3. Given the following METAR: EDDM 250850Z 33005KT 2000 R26R/P1500N R26L/1500N BR SCT002 OVC003 05/05 Q1025 NOSIGGiven the following METAR: EDDM 250850Z 33005KT 2000 R26R/P1500N R26L/1500N BR SCT002 OVC003 05/05 Q1025 NOSIG

There is a distinct change in RVR observed

RVR on runway 26R is increasing

Visibility is reduced by water droplets

Runway 26R and runway 26L have the same RVR

4. Refer to the TAF for Amsterdam airport. FCNL31 281500 EHAM 281601 14010KT 6000 -RA SCT025 BECMG 1618 12015G25KT SCT008 BKN013 TEMPO 1823 3000 RA BKN005 OVC010 BECMG 2301 25020KT 8000 NSW BKN020 = Flight from Bordeaux to Amsterdam, ETA 2100 UTC. What lowest cloud base is forecast for arrival at Amsterdam?

500 m

250 FT

500 FT

800 FT

5. Refer to the TAF for Bordeaux airport. FCFR31 281400 LFBD 1524 26015KT 9999 SHRA BKN020 TEMPO 1620 26020G30KT 8000 +SHRA BKN015CB PROB30 TSRA = Flight Lisbon to Bordeaux, ETA 1800 UTC. What type of precipitation is forecast on the approach to Bordeaux ?

Continuous moderate rain

Heavy rain showers

Moderate snow showers

Light drizzle and fog

6. Which of the following weather reports could be, in accordance with the regulations, abbreviated to “CAVOK”?

24009KT 6000 RA SCT010 OVC030 12/11 Q1007 TEMPO 4000 =

29010KT 9999 SCT045TCU 16/12 Q1015 RESHRA NOSIG =

04012G26KT 9999 BKN030 11/07 Q1024 NOSIG =

15003KT 9999 BKN100 17/11 Q1024 NOSIG =

7. Which of the following weather reports is a warning of conditions that could be potentially hazardous to aircraft in flight ?

ATIS.

SPECI.

TAF.

SIGMET.

8. Refer to the TAF for Amsterdam airport: FCNL31 281500 EHAM 281601 14010KT 6000 -RA SCT025 BECMG 1618 12015G25KT SCT008 BKN013 TEMPO 1823 3000 RA BKN005 OVC010 BECMG 2301 25020KT 8000 NSW BKN020 = Flight from Bordeaux to Amsterdam, ETA 2100 UTC. What is the minimum visibility forecast for ETA Amsterdam ?

3 km

6 km

5 NM

5 km

9. A SPECI is

an aviation selected special weather report

a warning for special weather phenomena

a forecast for special weather phenomena

an aviation routine weather report

10. Does the following report make sense? LSZH VRB02KT 5000 MIFG 02/02 Q1015 NOSIG

The report is possible, because shallow fog is defined as a thin layer of fog below eye level

The report is not possible, because, with a temperature of 2°C and a dew point of 2°C there must be uniform fog

The report would never be seen, because shallow fog is not reported when the meteorological visibility is more than 2km

The report is nonsense, because it is impossible to observe a meteorological visibility of 5 km if shallow fog is reported

11. Within a short interval, several flight crews report that they have experienced strong clear air turbulence in certain airspace. What is the consequence of these reports?

The competent aviation weather office will issue a SIGMET

The competent aviation weather office will issue a SPECI

The airspace in question, will be temporarily closed

The competent aviation weather office will issue a storm warning

12. Marseille Information gives you the following meteorological information for Ajaccio and Calvi for 1600 UTC : Ajaccio: wind 360°/2 kt, visibility 2000 m, rain, BKN stratocumulus at 1000 FT, OVC altostratus at 8000 FT, QNH 1023 hPa. Calvi: wind 040°/2 kt, visibility 3000 m, mist, FEW stratus at 500 FT, SCT stratocumulus at 2000 FT, OVC altostratus at 9000 FT, QNH 1023 hPa. The ceilings (more than 4 oktas) are therefore:

1000 FT at Ajaccio and 500 FT at Calvi

8000 FT at Ajaccio and 9000 FT at Calvi

1000 FT at Ajaccio and 2000 FT at Calvi

1000 FT at Ajaccio and 9000 FT at Calvi

13. In which of the following METAR reports, is the probability of fog formation in the coming night the highest?

1850Z 15003KT 6000 SCT120 05/04 Q1032 BECMG 1600 =

1850Z 25010KT 4000 RA BKN012 OVC030 12/10 Q1006 TEMPO 1500 =

1850Z 21003KT 8000 SCT250 12/m08 Q1028 NOSIG =

1850Z 06018G30KT 5000 OVC010 04/01 Q1024 NOSIG =

14. The cloud base, reported in the METAR, is the height above

the pressure altitude of the observation station at the time of observation

the highest terrain within a radius of 8 km from the observation station

airfield level

mean sea level

15. What is the wind speed given in a METAR report based on?

The actual speed at the time of recording

The average speed of the previous 30 minutes

The strongest gust in the previous hour

The average speed of the previous 10 minutes

16. Refer to the following TAF extract: BECMG 1821 2000 BKN004 PROB30 BECMG 2124 0500 FG VV001 What does the “BECMG” data indicate for the 18 to 21 hour time frame?

The new conditions are achieved between 1800 and 2100 UTC

Many short term changes in the original weather

Many long term changes in the original weather

A quick change to new conditions between 1800 UTC and 1900 UTC

17. What is a SPECI?

A selected special aerodrome weather report, issued when a significant change of the weather conditions have been observed

A warning of meteorological dangers at an aerodrome, issued only when required.

An aerodrome forecast issued every 9 hours

A routine aerodrome weather report issued every 3 hours.

18. What does the term TREND signify?

It is a brief landing forecast added to the actual weather report

It is a warning of dangerous meteorological conditions

It is the actual weather report at an aerodrome and is generally issued at half-hourly intervals

It is a flight forecast, issued by the meteorological station several times daily

19. On the European continent METARs of main airports are compiled and distributed with intervals of

3 hours

0.5 hour

1 hour

2 hours

20. Runway visual range can be reported in

a METAR

a SIGMET

both a TAF and a METAR

a TAF

21. Refer to the following TAF for Zurich. LSZH 061019 20018G30KT 9999 -RA SCT050 BKN080 TEMPO 23012KT 6000 -DZ BKN015 BKN030 BECMG 1518 23020G35KT 4000 RA OVC010= The lowest cloud base forecast at ETA Zurich (1200 UTC) is

1500 FT.

5000 FT.

1500 m.

1000 FT.

22. The wind direction in a METAR is measured relative to

the 0-meridian

grid north

true north

magnetic north

23. Which of the following weather reports could be, in accordance with the regulations, abbreviated to “CAVOK”?

26012KT 8000 SHRA BKN025 16/12 Q1018 NOSIG =

34004KT 7000 MIFG SCT260 09/08 Q1029 BECMG 1600 =

00000KT 0100 FG VV001 11/11 Q1025 BECMG 0500 =

27019G37KT 9999 BKN050 18/14 Q1016 NOSIG =

24. Which statement is true?

QNH can not be 1013.25 hPa

QNH can be 1013.25 only for a station at MSL

QNH can be only lower than 1013.25 hPa

QNH is lower than 1013.25 hPa at any time

25. Refer to the TAF for Zurich Airport TAF LSZH 250716 00000KT 0100 FG VV001 BECMG 0810 0800 VV002 BECMG 1012 23005KT 2500 BKN005 TEMPO 1316 6000 SCT007 = Which of these statements best describes the weather that can be expected at 1200 UTC?

Meteorological visibility 2,5 kilometres, cloudbase 500 feet, windspeed 5 knots

Meteorological visibility 6 kilometres, cloudbase 500 feet, windspeed 5 knots

Meteorological visibility 800 metres, vertical visibility 200 feet, calm

Meteorological visibility 800 metres, wind from 230°, cloudbase 500 feet

26. The validity of a TAF is

9 hours from the time of issue

2 hours

between 6 and 9 hours

stated in the TAF

27. Compare the following TAF and VOLMET reports for Nice: TAF 240716 VRB02KT CAVOK = 0920Z 13012KT 8000 SCT040CB BKN100 20/18 Q1015 TEMPO TS = What can be concluded from the differences between the two reports ?

That the weather conditions at 0920 were actually predicted in the TAF

That the weather at Nice is clearly more volatile than the TAF could have predicted earlier in the morning

That the weather in Nice after 0920 is also likely to be as predicted in the TAF

That the VOLMET speaker has got his locations mixed up, because there is no way the latest VOLMET report could be so different from the TAF

28. What does the term METAR signify?

A METAR is a landing forecast added to the actual weather report as a brief prognostic report

A METAR signifies the actual weather report at an aerodrome and is generally issued in half-hourly intervals

A METAR is a flight forecast, issued by the meteorological station several times daily.

A METAR is a warning of dangerous meteorological conditions within a FIR.

29. Refer to the TAF for Bordeaux airport. FCFR31 281400 LFBD 1524 26015KT 9999 SHRA BKN020 TEMPO 1620 26020G30KT 8000 +SHRA BKN015CB PROB30 TSRA = Flight Lisbon to Bordeaux, ETA 1800 UTC. At ETA Bordeaux what is the lowest quoted visibility forecast?

10 NM

8 km

8 NM

10 or more km

30. The following weather report EDDM 241322 VRB03KT 1500 HZ OVC004 BECMG 1517 00000KT 0500 FG VV002 TEMPO 2022 0400 FG VV001 is a

METAR.

SPECI.

24 hour TAF.

9 hour TAF.

31. Which of these four METAR reports suggests that a thunderstorm is likely in the next few hours?

1350Z 34003KT 0800 SN VV002 m02/m04 Q1014 NOSIG =

1350Z 04012KT 3000 OVC012 04/03 Q1022 BECMG 5000 =

1350Z 21005KT 9999 SCT040CB SCT100 26/18 Q1016 TEMPO 24018G30 TS =

1350Z 16004KT 8000 SCT110 OVC220 02/m02 Q1008 NOSIG =

32. Refer to the following TAF extract: BECMG 1821 2000 BKN004 PROB30 BECMG 2124 0500 FG VV001 What does the abbreviation “PROB30” mean?

Change expected in less than 30 minutes.

Probability of 30%.

The cloud ceiling should lift to 3000 FT

Conditions will last for at least 30 minutes

33. Appended to a METAR you get the following runway report: 01650428 What must you consider when making performance calculations?

The runway will be wet

The friction coefficient is 0.28

The braking action will be medium to good

Aquaplaning conditions

34. SIGMET information is issued as a warning for significant weather to

light aircraft only

all aircraft

VFR operations only

heavy aircraft only

35. Which of the following statements is an interpretation of the METAR ? 00000KT 0200 R14/0800U R16/P1500U FZFG VV001 m03/m03 Q1022 BECMG 0800 =

Meteorological visibility for runway 14 800 metres, fog with hoar frost, RVR for runway 16 more than 1500 metres

Meteorological visibility 200 feet, RVR for runway 16 more than 1500 metres, vertical visibility 100 feet, fog with hoar frost

Meteorological visibility 200 metres, RVR for runway 16 1500 metres, temperature -3°C, vertical visibility 100 metres

RVR for runway 14 800 metres, vertical visibility 100 feet, calm, meteorological visibility improving to 800 metres in the next 2 hours

36. Runway Visual Range (RVR) is

measured with ceilometers alongside the runway

usually better than meteorological visibility

reported when meteorological visibility is less than 2000m

reported in TAF and METAR

37. In METAR messages, the pressure group represents the

QNH rounded down to the nearest hPa

QFE rounded to the nearest hPa

QFE rounded down to the nearest hPa

QNH rounded up to the nearest hPa

38. Look at this TAF for Zurich Airport TAF LSZH 211322 22018G35KT 9999 SCT012 BKN030 BECMG 1315 25025G45KT TEMPO 1720 4000 +SHRA BKN025TCU BECMG 2022 25015KT T1815Z T1618Z = Which of these statements best describes the weather most likely to be experienced at 1500 UTC?

Meteorological visibility 10 kilometres or more, main cloudbase 1200 feet, gusts up to 45 knots

Meteorological visibility 4000 metres, gusts up to 25 knots, temperature 18°C

Severe rain showers, meteorological visibility 4000 metres, temperature 15°C, gusts up to 35 knots

Meteorological visibility 10 kilometres or more, main cloudbase 3000 feet, wind 250°, temperature 18°C

39. Which of the following statements is an interpretation of the SIGMET? SIGMET VALID 121420/121820 embd ts obs and fcst in w part of athinai fir / mov e / intst nc =

Athens Airport is closed due to thunderstorms. The thunderstorm zone should be east of Athens by 1820 UTC

Thunderstorms have formed in the eastern part of the Athens FIR and are slowly moving west

The thunderstorms in the Athens FIR are increasing in intensity, but are stationary above the western part of the Athens FIR

Thunderstorms must be expected in the western part of the Athens FIR. The thunderstorm zone is moving east. Intensity is constant

40. Which of the following statements is an interpretation of the SIGMET? LSAW SWITZERLAND 0307 SIGMET 2 VALID 030700/031100 LSSW mod to sev cat fcst north of alps btn fl 260 and fl 380 / stnr / intsf =

Moderate to strong clear air turbulence of constant intensity to be expected north of the Alps

Moderate to severe clear air turbulence to be expected north of the Alps. Intensity increasing. Danger zone between FL260 and FL 380

Severe turbulence observed below FL 260 north of the Alps. Pilots advised to cross this area above FL 380

Zone of moderate to severe turbulence moving towards the area north of the Alps. Intensity increasing. Pilots advised to cross this area above FL 260

41. If CAVOK is reported then

no clouds are present

any CB’s have a base above 5000 FT

low level windshear has not been reported

no low drifting snow is present

42. In which weather report would you expect to find information about icing conditions on the runway?

GAFOR

TAF

SIGMET

METAR

43. What does the abbreviation “nosig” mean?

No significant changes

No report received

No weather related problems

Not signed by the meteorologist

44. Refer to the following TAF extract: BECMG 1821 2000 BKN004 PROB30 BECMG 2124 0500 FG VV001 What does the abbreviation “VV001” mean?

Vertical visibility 100 m

RVR less than 100 m

RVR greater than 100 m

Vertical visibility 100 FT

45. ATIS information contains

only meteorological information

meteorological and operational information

only operational information

operational information and if necessary meteorological information

46. How would a severe mountain wave be coded in a SIGMET message?

+ MTW

SEV MNTW

SEVERE MNTW

SEV MTW

47. Refer to the following TAF for Zurich. LSZH 261019 20018G30KT 9999 -RA SCT050 BKN080 TEMPO 23012KT 6000 -DZ BKN015 BKN030 BECMG 1518 23020G35KT 4000 RA OVC010= The lowest visibility forecast at ETA Zurich 1430 UTC is

6 km.

4 km.

10 km.

6 NM.

48. Which of these four METAR reports suggests that rain is most likely in the next few hours?

05016G33KT 8000 OVC015 08/06 Q1028 NOSIG =

34004KT 9999 SCT040 SCT100 m05/m08 Q1014 NOSIG =

16002KT 0100 FG SCT300 06/06 Q1022 BECMG 1000 =

23015KT 8000 BKN030 OVC070 17/14 Q1009 BECMG 4000 =

49. What does the term SIGMET signify?

A SIGMET is a warning of dangerous meteorological conditions

A SIGMET is a brief landing forecast added to the actual weather report

A SIGMET is a flight forecast, issued by the meteorological station several times daily

A SIGMET is an actual weather report at an aerodrome and is generally issued at halfhourly intervals

50. What is a trend forecast?

A landing forecast appended to METAR/SPECI, valid for 2 Hours

A route forecast valid for 24 hours

An aerodrome forecast valid for 9 hours

A routine report

Question Bank

Questions for SIGMET