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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200311/0000     42.08    41.00    42.98 -9999.00      OVC         
    STL    200311/0100     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0200     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0300     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0400     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0500     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0600     42.08    41.00    42.08 -9999.00      OVC         
    STL    200311/0700     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200311/0800     42.08 -9999.00 -9999.00 -9999.00      OVC        H
    STL    200311/0900     42.08 -9999.00 -9999.00 -9999.00      OVC        H
    STL    200311/1000     42.08 -9999.00 -9999.00 -9999.00      OVC        F
    STL    200311/1100     42.08 -9999.00 -9999.00 -9999.00      OVC        F
    STL    200311/1200     42.08    42.08    42.98 -9999.00      OVC        F
    STL    200311/1300     42.98 -9999.00 -9999.00 -9999.00      OVC        F
    STL    200311/1400     44.06 -9999.00 -9999.00 -9999.00      OVC        H
    STL    200311/1500     44.96 -9999.00 -9999.00 -9999.00      OVC        H
    STL    200311/1600     46.94 -9999.00 -9999.00 -9999.00      BKN        H
    STL    200311/1700     53.06 -9999.00 -9999.00 -9999.00      SCT         
    STL    200311/1800     55.04    42.08    55.94 -9999.00     -SCT         
    STL    200311/1900     55.94 -9999.00 -9999.00 -9999.00      SCT         
    STL    200311/2000     60.08 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200311/2100     60.98 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200311/2200     60.98 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200311/2300     59.00 -9999.00 -9999.00 -9999.00     -SCT        H