| Code Figure | Meaning |
|---|---|
| 0 |
A bit map applies to this
product and is specified in this section. |
| 1-253 |
A bit map pre-determined by the orginating/generating center
applies to this product and is not specified in this section. |
| 254 |
A bit map previously defined in
the same GRIB2 message applies to this product. |
| 255 | A bit map does not apply to this
product. |