In an air mass with no clouds the surface temperature is 15°C and the temperature at 1000 m / AGL is 13°C. This layer of air is:
Domanda 215, Meteorology - ATPL - Airline Transport Pilot license
| A layer of heavy turbulence |
| Unstable |
| This layer of air is: a layer of heavy turbulence unstable conditionally unstable |
| Stable |
