| Code Figure | Meaning |
|---|---|
| 0 |
Nominal cloud top height quality |
| 1 |
Fog in segment |
| 2 |
Poor quality height estimation |
| 3 |
Fog in segment and poor quality
height estimation |
| 4-191 |
Reserved |
| 192-254 |
Reserved for local use |
| 255 |
Missing |