Questions and Answers
When do you get an outlook brief?
6 or more hours prior to takeoff
EFAS is on what frequency?
122.0
What does LIFR on a categorical outlook mean?
LIFR: ceiling 0-2/8, BKN: 5/8-7/8, OVC: 8/8
On weather reports, VC means vicinity. What does this mean in mileage from the airport?
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Study Notes
Outlook Briefing
- An outlook brief must be obtained at least 6 hours prior to takeoff, ensuring pilots have necessary weather updates.
EFAS Frequency
- EFAS (Enroute Flight Advisory Service) operates on a frequency of 122.0, providing essential flight information.
LIFR Conditions
- LIFR (Low Instrument Flight Rules) indicates a ceiling of 0-2/8.
- Flight category breakdown: BKN (Broken clouds) is 5/8-7/8 coverage and OVC (Overcast) is 8/8 cloud coverage.
Weather Report Vicinity
- "VC" stands for vicinity; it indicates weather conditions occurring within 5-10 statute miles from the airport.
- METAR reports are accurate for conditions within 5 statute miles, while "DSNT" signifies distant weather beyond 10 statute miles.
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Description
Test your knowledge on key aviation weather concepts, including outlook briefings, EFAS frequency, and LIFR conditions. This quiz covers essential terms and regulations that pilots must know for safe flight operations.
