for mm in 08 09 10 11 12
do
   for dd in 01 02 03 04 05 06 07 08 09 10 \
             11 12 13 14 15 16 17 18 19 20 \
             21 22 23 24 25 26 27 28 29 30 31
   do
      if test -e UKMO_AAM_FCST.00$mm$dd
      then
         mv UKMO_AAM_FCST.00$mm$dd ukmo_aam_fcst.00$mm$dd
      fi
   done
done
exit