g2subset (grib2 subset) allows you to subset (time, field, level, or region) a GRIB2 file and
sends you the result
Subdirectory
   sref.20190221 |
   sref.20190220 |
   sref.20190219 |
   sref.20190218 |
   sref.20190217 |
   sref.20190216 |
g2sub 1.1.0.beta-6 and comments: Wesley.Ebisuzaki@noaa.gov, Jun.Wang@noaa.gov