What is Upper-Air Chart?
Upper-Air Chart A meteorological chart depicting wind, temperature, and pressure patterns at specified altitudes above the earth’s surface, used to forecast enroute weather conditions for aviation operations.
Source: ICAO Doc 9432, FAA PCG
How is “Upper-Air Chart” Used in Practice?
Refer to the upper-air chart to plan optimal cruise altitude and anticipate jet stream position before departure.
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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What is Upper-Air Chart?
A meteorological chart depicting wind, temperature, and pressure patterns at specified altitudes above the earth’s surface, used to forecast enroute weather conditions for aviation operations.
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