export CNVGRIB=${CNVGRIB:-/nwprod/util/exec/cnvgrib}

filelist=" cmc_glbanl"

export PDY=$1

for cyc in 00 06 12 18; do

COMIN=/com/gens/prod/cmce.$PDY/$cyc/pgrba
COMOUT=$COM_OUT/cmce.$PDY/$cyc/pgrb2a

mkdir -p $COMOUT

for file in $filelist; do

   ifile_in1=${file}.t${cyc}z.pgrba_mdf00
   ifile_in2=${file}.t${cyc}z.pgrb2a_mdf00

   if [ -s $COMIN/$ifile_in1 ]; then
     if [ ! -s $COMOUT/$ifile_in2 ]; then
       $CNVGRIB -g12 -p40 $COMIN/$ifile_in1 $COMOUT/$ifile_in2
     fi
   fi

done
done