Interpret Weather Forecasts

Question 1

How are METAR and SPECI generated?

Answer 1

• AWS

- via a human observer

Question 2

How often are TAFs issued? And when do they commence?

Answer 2

Every 6 hours

- 00,06,12,18 UTC

Question 3

What altitude do GAFs provide weather info to?

Answer 3

10,000 ft AMSL

Question 4

When are METARs issued?

Answer 4

• Fixed times (hourly or half hourly)

Question 5

When are SPECIs issued?

Answer 5

Weather reports that are issued whenever the actual conditions fluctuate about or are below specified criteria given at GPA GEN 3.5 Part 4.3