| Code/Flag Figure |
Description |
Status |
|
0
|
Reserved
|
Operational
|
|
1
|
No thinning applied (all native model levels are included from base to top of pseudo-sounding)
|
Operational
|
|
2
|
Native model levels are present only if they are significant levels as per regulations B/C 25 for conventional TEMP soundings
|
Operational
|
|
3
|
A predefined subset of native model levels is present
|
Operational
|
|
4
|
No native model levels are present. All profile levels are interpolated to a predefined set of pressure coordinate levels
|
Operational
|
|
5-6
|
Reserved
|
Operational
|
|
7
|
Missing value
|
Operational
|