Name Template: PUB/MISSION/level1a/avnGrb/avnGrb_YYYY.DDD.HH.MM.UUUU_nc
| DDD | Day of year |
| HH | Hour |
| MISSION | Mission ID (eight characters or less--champ, champrt, sacc, sacctst, etc) |
| MM | Minute |
| PUB | Base directory for the pub hierarchy |
| UUUU | Duration of file in minutes |
| YYYY | Year |
AVN 12 hour gridded forecast data from NCEP in
GRIB format.
|
