eccodes/definitions/grib2/tables/5/4.215.table

# CODE TABLE 4.215, Remotely Sensed Snow Coverage

50 50  No-snow/no-cloud
100 100  Clouds
250 250  Snow
251 251  Reserved for local use
252 252  Reserved for local use
253 253  Reserved for local use
254 254  Reserved for local use
255 255  Missing