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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200331/0000     62.06    60.98    66.02 -9999.00      OVC         
    STL    200331/0100     60.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0200     59.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0300     59.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0400     57.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0500     55.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0600     55.94    53.96    62.96 -9999.00      OVC         
    STL    200331/0700     55.94 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0800     53.96 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/0900     51.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/1000     50.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/1100     48.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/1200     48.02    46.94    55.94 -9999.00      BKN         
    STL    200331/1300     48.02 -9999.00 -9999.00 -9999.00      OVC         
    STL    200331/1400     50.00 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/1500     51.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/1600     53.06 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/1700     55.04 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/1800     59.00    48.02    59.00 -9999.00      BKN         
    STL    200331/1900     60.08 -9999.00 -9999.00 -9999.00      SCT         
    STL    200331/2000     60.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/2100     60.98 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/2200     60.08 -9999.00 -9999.00 -9999.00      BKN         
    STL    200331/2300     60.08 -9999.00 -9999.00 -9999.00      SCT