Vayudoot Aviation

1. Which of the following correctly decodes a TAF that reads: EGLL 1306/1315 VRB08KT 9999 SCT025=

Valid from 0600 UTC to 1500 UTC; surface wind variable at 8 kts; visibility 10 nm or more; with a cloud base of 2500 ft above mean sea level

Valid from the 13th at 0600 UTC to the 13th at 1500 UTC; surface wind will be variable at 8 kts, with a visibility 10 km or more; 3-4 oktas of cloud with a base of 2500 ft above aerodrome level

Observed at 0600 UTC; the surface wind was variable in direction and speed; with a visibility of 10 km and a cloud base of 2500 ft above ground level

Observed at 0615 UTC; the surface wind was variable in direction and speed; averaging 8 kts; with a visibility of 10 km or more, and a cloud base of 2500 ft above aerodrome level

2. The weather group SHSNRA in a TAF means

Showers of snow and rain

Heavy showers of snow and rain

Slight showers of snow and rain

Moderate showers of snow and rain

3. The weather group RERA in a TAF means

Rain in retreat

Retreating rain

Recent rain

Returning rain

4. The correct decode for a TAF 1206/1215 14025G40KT 1200 BR would be

The forecast is for a nine hour period from 0600 to 1500 UTC with a surface wind of 140° M at 25 kts gusting 40 kts, visibility 1,200 metres in broken patches

The forecast is for a nine hour period from 0615 UTC with a surface wind of 140° M at 25 kts gusting 40 kts, visibility 1,200 metres in mist

The forecast is for a nine hour period from the 12th at 0600 to 1500 UTC on the same day with a surface wind of 140° T at 25 kts gusting 40 kts, visibility 1,200 metres in mist

The forecast is for a nine hour period from 0615 UTC with a surface wind of 140° T at 25, visibility 1,200 metres in fog

5. TEMPO in a TAF means

A temporary variation to the main forecast lasting less than an hour

The development of unpredictable conditions that may be a hazard to aviation

A variation to the base line conditions laid down in the main forecast that will continue to prevail until the end of the main forecast

A temporary variation to the main forecast that will last for less than one hour, or if recurring, for less than half the period indicated

6. A TAF time group 0202/0220 means that the TAF

Was issued at 0220 UTC

Was observed at 0220 UTC

Is a short range forecast only, at 0220 UTC

Is a long range forecast for the 18 hour period from the 2nd at 0200 UTC to the 2nd at 2000 UTC

7. BECMG 1618/1620 BKN030 in a TAF means

Becoming from 1820 UTC 3-4 oktas of cloud at 3,000 ft agl

Becoming between 1800 UTC and 2000 UTC 3-4 oktas of cloud at 300 ft agl

Becoming between 1800 UTC and 2000 UTC 5-7 oktas of cloud at 3,000 ft agl

Becoming from 1820 UTC 5-7 oktas of cloud at 3,000 ft agl

Question Bank

Questions for TAF