| Code figure |
Description |
Unit |
Status |
| 0 |
Parcel lifted index (to 500 hPa) |
K |
Operational |
| 1 |
Best lifted index (to 500 hPa) |
K |
Operational |
| 2 |
K index |
K |
Operational |
| 3 |
KO index |
K |
Operational |
| 4 |
Total totals index |
K |
Operational |
| 5 |
Sweat index |
Numeric |
Operational |
| 6 |
Convective available potential energy |
J/kg |
Operational |
| 7 |
Convective inhibition |
J/kg |
Operational |
| 8 |
Storm relative helicity |
J/kg |
Operational |
| 9 |
Energy helicity index |
Numeric |
Operational |
| 10 |
Surface lifted index |
K |
Operational |
| 11 |
Best (4-layer) lifted index |
K |
Operational |
| 12 |
Richardson number |
Numeric |
Operational |
| 13 |
Showalter index |
K |
Operational |
| 14 |
Reserved |
|
Operational |
| 15 |
Updraught helicity |
m2 s-2 |
Operational |
| 16 |
Bulk Richardson number |
Numeric |
Operational |
| 17 |
Gradient Richardson number |
Numeric |
Operational |
| 18 |
Flux Richardson number |
Numeric |
Operational |
| 19 |
Convective available potential energy - shear |
m2 s-2 |
Operational |
| 20-191 |
Reserved |
|
Operational |
| 192-254 |
Reserved for local use |
|
Operational |
| 255 |
Missing |
|
Operational |