Aviation Weather Products and Interpretation

Knowledge check · PIREPs, AIRMETs, SIGMETs and Winds Aloft

5 questions. Immediate explanations and citations (self-check).

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Pilot reports (PIREPs) · Topic mastery: Not started

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Why is a PIREP a uniquely valuable weather product?

It is the only direct observation of actual conditions aloft
It forecasts conditions 30 hours ahead
It replaces the need for a weather briefing
It is issued only by the National Weather Service