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

    STN    YYMMDD/HHMM      TMPF     T6NF     T6XF     P01I     TCLD     WTHR
    STL    200324/0000     44.06    42.08    46.04 -9999.00      OVC         
    STL    200324/0100     44.06 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0200     42.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0300     42.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0400     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0500     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0600     42.08    42.08    44.06 -9999.00      OVC         
    STL    200324/0700     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0800     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/0900     39.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1000     39.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1100     39.02 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1200     39.02    39.02    42.08 -9999.00      OVC        F
    STL    200324/1300     39.92 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1400     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1500     41.00 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1600     42.08 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1700     42.98 -9999.00 -9999.00 -9999.00      OVC         
    STL    200324/1800     42.98    39.02    44.06     0.00      OVC       R-
    STL    200324/1900     42.98 -9999.00 -9999.00     0.03      OVC       R-
    STL    200324/2000     42.98 -9999.00 -9999.00     0.03      OVC      R-F
    STL    200324/2100     44.06 -9999.00 -9999.00     0.02      OVC      R-F
    STL    200324/2200     46.04 -9999.00 -9999.00     0.02      BKN      R-F