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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200510/0000     62.96    60.98    64.94 -9999.00      BKN         
    STL    200510/0100     62.06 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/0200     60.98 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/0300     60.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/0400     59.00 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/0500     55.94 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/0600     55.04    55.04    62.96 -9999.00      BKN         
    STL    200510/0700     55.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200510/0800     55.94 -9999.00 -9999.00     0.00      OVC       R-
    STL    200510/0900     53.96 -9999.00 -9999.00     0.00      BKN         
    STL    200510/1000     51.98 -9999.00 -9999.00 -9999.00      SCT         
    STL    200510/1100     51.08 -9999.00 -9999.00 -9999.00      SCT         
    STL    200510/1200     53.06    51.08    55.94 -9999.00      SCT         
    STL    200510/1300     53.96 -9999.00 -9999.00 -9999.00      SCT         
    STL    200510/1400     51.98 -9999.00 -9999.00 -9999.00      SCT         
    STL    200510/1500     51.98 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/1600     51.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/1700     51.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200510/1800     51.98    50.00    53.96 -9999.00      OVC         
    STL    200510/1900     55.94 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/2000     57.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/2100     57.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/2200     60.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200510/2300     60.08 -9999.00 -9999.00 -9999.00      BKN