Aviation Weather Forecasts — TAF, ARFOR & ROFORAviation Meteorology — DGCA CPL practice questions

Question 1 of 3

Group 1500/1509 in a TAF indicates

A.TAF issued on 15th at 0000 UTC

B.TAF is valid from 15th 0000 to 0900 UTC

C.TAF is valid from 1500 to 0900 UTC

All 3 questions — Aviation Weather Forecasts — TAF, ARFOR & ROFOR

Aviation Meteorology · DGCA CPL. The correct option is marked on each.

Q1. Group 1500/1509 in a TAF indicates
- A.TAF issued on 15th at 0000 UTC
- B.TAF is valid from 15th 0000 to 0900 UTC✓
- C.TAF is valid from 1500 to 0900 UTC
Why: Validity group DDHH/DDHH: valid day 15 0000 UTC to 0900 UTC.
Q2. What is true of a TAF?
- A.9 hr TAF for international dissemination
- B.TAF valid for 9 hr is issued every 6 hr
- C.TAF valid for 12–30 hr is issued every 3 hr
- D.TAF for national use valid for 9 hr and issued every 3 hr✓
Why: National TAF is valid 9 hr and issued at 3-hourly intervals.
Q3. Wind speed in ROFOR is in
- A.KT✓
- B.MPS
- C.KMH
Why: Upper-wind speeds in Indian ROFOR are encoded in knots.