Knowledge Requirement: Stability and Instability
Verified from official sourcesTP 15263 - Atmospheric pressureVersion 1Effective -Verified 23 August 2026
In plain language
You must be able to identify the differences between stable and unstable air, including how they affect flight visibility, turbulence, and the formation of smog or fog.
Requirement as structured
RPAS pilots must understand the characteristics and effects of stable and unstable air masses, including visibility, turbulence, smog layers, surface heating/cooling, and lifting processes.
Original regulatory text
- Characterize the effects of stable and unstable air masses (visibility, turbulence, and smog layers).
Applies when
- country
- Canada
- min mtom g
- 250
- max mtom kg
- 150
- regulatory category
- General