Vayudoot Aviation

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

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

Was observed at 0220 UTC

Is a short range forecast only, at 0220 UTC

Was issued at 0220 UTC

2. 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

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

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

3. The weather group RERA in a TAF means

Rain in retreat

Retreating rain

Recent rain

Returning rain

4. The weather group SHSNRA in a TAF means

Moderate showers of snow and rain

Heavy showers of snow and rain

Showers of snow and rain

Slight showers of snow and rain

5. TEMPO in a TAF means

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

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

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

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

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

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 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 0615 UTC with a surface wind of 140° T at 25, visibility 1,200 metres in fog

7. BECMG 1618/1620 BKN030 in a TAF means

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

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

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

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