-M
Multi-grib support off. Turn off support for multiple fields in single grib message
-m missingValue
The missing value is given through this option. Any string is allowed and it is printed in place of the missing values. Default is to skip the missing values.
-p key[:{s/d/l}],key[:{s/d/l}],...
Declaration of keys to print. For each key a string (key:s) or a double (key:d) or a long (key:l) type can be requested. Default type is string.
-R out_file_name
Redirect the standard output to "out_file_name". Faster than the shell redirect (>) because buffered.
-F format
C style format for values. Default is "%.10e"
-w key[:{s/d/l}]{=/!=}value,key[:{s/d/l}]{=/!=}value,...
Where clause. Grib messages are processed only if they match all the key/value constraints. A valid constraint is of type key=value or key!=value. For each key a string (key:s) or a double (key:d) or a long (key:l) type can be specified. Default type is string.
-f
Force. Force the execution not to fail on error.
-G
GRIBEX compatibility mode.
-7
Does not fail when the message has wrong length