| Bit No. |
Flag Value |
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 |
|
Thunderstorm intensity index |
Code/Flag Table 4.246 |
Operational |
| 21-191 |
|
Reserved |
|
Operational |
| 192-254 |
|
Reserved for local use |
|
Operational |
| 255 |
|
Missing |
|
Operational |