PARM = TMPF;T6NF;T6XF;P01I;TCLD;WTHR                                            

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200512/0000     55.94    55.94    60.08 -9999.00      BKN         
    STL    200512/0100     55.04 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0200     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0300     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0400     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0500     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0600     53.06    53.06    55.94 -9999.00      OVC         
    STL    200512/0700     51.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0800     51.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/0900     51.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1000     50.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1100     48.02 -9999.00 -9999.00 -9999.00      BKN         
    STL    200512/1200     51.08    48.02    53.06 -9999.00      BKN         
    STL    200512/1300     51.98 -9999.00 -9999.00 -9999.00      BKN         
    STL    200512/1400     53.06 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1500     53.06 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1600     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1700     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/1800     55.04    51.08    55.04 -9999.00      OVC         
    STL    200512/1900     55.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/2000     55.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/2100     55.04 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/2200     55.04 -9999.00 -9999.00 -9999.00      OVC         
    STL    200512/2300     55.04 -9999.00 -9999.00 -9999.00      OVC