Introduction

The -processid option prints

• Observation Generating Process (if available)
• Background Generating Process (if available)
• Analysis or Forecast Generating Process (if available)

Usage

-processid

Example

$ wgrib2 png.grb2 -processid
1:4:background generating process=0 forecast generating process=80

You can change the process id using the -set option.

$ wgrib2 png.grb2 -set analysis_or_forecast_process_id 11 -processid
1:4:background generating process=0 forecast generating process=11

You can add the process id to the match inventory by

$ wgrib2 png.grb2 -match_inv_add processid x x -match_inv
1:4:d=2009060500:RH:2 m above ground:330 hour fcst:ens std dev:
RH.ens_std_dev:n=1:npts=65160:var0_2_1_7_1_1:pdt=2:D=20090605000000:
start_FT=20090618180000:end_FT=20090618180000:scaling ref=0 dec_scale=-1 bin_scale=0 
nbits=16:background generating process=0 forecast generating process=80:
330 hour fcst:vt=2009061818:

See also: -set, -match_inv, -match_inv_add,