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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200428/0000     68.00    66.92    73.94     0.00      BKN         
    STL    200428/0100     66.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/0200     64.94 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/0300     64.04 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/0400     62.96 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/0500     62.96 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/0600     62.06    62.06    68.00 -9999.00      SCT         
    STL    200428/0700     60.08 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/0800     60.08 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/0900     59.00 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/1000     57.92 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/1100     57.92 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/1200     59.00    57.92    62.06 -9999.00      BKN         
    STL    200428/1300     60.98 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/1400     66.92 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200428/1500     71.06 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/1600     75.02 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/1700     75.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/1800     78.08    59.00    78.98 -9999.00      SCT         
    STL    200428/1900     80.06 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/2000     80.06 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/2100     82.94 -9999.00 -9999.00 -9999.00      SCT         
    STL    200428/2200     82.94 -9999.00 -9999.00 -9999.00      BKN         
    STL    200428/2300     80.60 -9999.00 -9999.00 -9999.00      BKN