| Code/Flag Figure |
Description |
Status |
|
0
|
Unqualified
|
Operational
|
|
1
|
Correct value (all checks passed)
|
Operational
|
|
2
|
Probably good but value inconsistent with statistics (differ from climatology)
|
Operational
|
|
3
|
Probably bad (spike, gradient, etc., if other tests passed)
|
Operational
|
|
4
|
Bad value, impossible value (out of scale, vertical instability, constant profile)
|
Operational
|
|
5
|
Value modified during quality control
|
Operational
|
|
6-7
|
Reserved
|
Operational
|
|
8
|
Interpolated value
|
Operational
|
|
9
|
Good for operational use; Caution; check literature for other uses
|
Operational
|
|
10-14
|
Reserved
|
Operational
|
|
15
|
Missing value
|
Operational
|