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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200504/0000     68.00    68.00    75.02 -9999.00     -SCT         
    STL    200504/0100     66.92 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0200     64.04 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0300     60.98 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0400     57.02 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0500     55.04 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0600     53.96    53.96    68.00 -9999.00     -SCT         
    STL    200504/0700     51.98 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0800     51.98 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/0900     53.96 -9999.00 -9999.00 -9999.00     -SCT         
    STL    200504/1000     50.00 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1100     51.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1200     53.06    50.00    53.96 -9999.00      BKN         
    STL    200504/1300     57.92 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1400     64.04 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1500     66.02 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1600     68.00 -9999.00 -9999.00 -9999.00      BKN         
    STL    200504/1700     69.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200504/1800     71.06    52.70    71.42 -9999.00      OVC         
    STL    200504/1900     69.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200504/2000     68.00 -9999.00 -9999.00 -9999.00      OVC     TRW-
    STL    200504/2100     62.96 -9999.00 -9999.00 -9999.00      OVC     TRW-
    STL    200504/2200     59.00 -9999.00 -9999.00 -9999.00      BKN       R-
    STL    200504/2300     60.98 -9999.00 -9999.00 -9999.00      BKN