g2subset (grib2 subset) allows you to subset (time, field, level, or region) a GRIB2 file and
sends you the result
Subdirectory
   nam.20220528 |
   nam.20220527 |
   nam.20220526 |
   nam.20220525 |
   nam.20220524 |
   nam.20220523 |
   nam.20220522 |
   nam.20220521 |
g2sub 1.1.0.beta-6 and comments: Wesley.Ebisuzaki@noaa.gov, Jun.Wang@noaa.gov