m02s32i229 -99 d/dt GBM SNOWDEPTH THERMODYN m s-1 0 -99 -99 0 0 -99 229 32 0 0 -99 000000000000000000000000001000 d/dt GBM SNOWDEPTH THERMODYN m s-1 -99 -99 00000000000000000001 -99 -99 -99