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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200414/0000     44.96    42.98    46.94 -9999.00      BKN         
    STL    200414/0100     44.06 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0200     42.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0300     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0400     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0500     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0600     41.00    39.92    44.06 -9999.00      OVC         
    STL    200414/0700     39.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0800     39.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/0900     39.02 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/1000     37.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/1100     37.04 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/1200     35.06    35.06    41.00 -9999.00      BKN         
    STL    200414/1300     37.04 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/1400     39.02 -9999.00 -9999.00 -9999.00      OVC         
    STL    200414/1500     39.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200414/1600     44.06 -9999.00 -9999.00 -9999.00      BKN         
    STL    200414/1700     46.94 -9999.00 -9999.00 -9999.00      BKN         
    STL    200414/1800     48.02    35.06    48.92 -9999.00      SCT         
    STL    200414/1900     50.00 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200414/2000     51.08 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200414/2100     50.00 -9999.00 -9999.00 -9999.00      SCT         
    STL    200414/2200     50.00 -9999.00 -9999.00 -9999.00      SCT         
    STL    200414/2300     48.92 -9999.00 -9999.00 -9999.00      BKN