1UA2NC(1)                       UNIDATA DECODERS                       UA2NC(1)
2
3
4

NAME

6       ua2nc - decodes Upper Air reports and stores the reports in NetCDF for‐
7       mat.
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9

SYNOPSIS

11       ua2nc [-v] raob.cdl [datadir] [yyyymm]
12

DESCRIPTION

14       This perl script processes input from STDIN in the WMO format for Upper
15       Air  raw data files.  The output are files in the yyyymmddhh_perl_ua.nc
16       file format that are bins on a 3 hour interval. The table below  desig‐
17       nates the bins:
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19
20             hours      bin hour
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22           23  0  1        0     Note: hour 23 is put into the next day 0 hour
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24            2  3  4        3
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26            5  6  7        6
27
28            8  9 10        9
29
30           11 12 13       12
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32           14 15 16       15
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34           17 18 19       18
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36           20 21 22       21
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REQUIREMENTS

39       0) perl5 Installed on the system.
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41       1) Latest version of netcdf-perl package is installed.
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43       2) Requires file raob.cdl for the netcdf utility 'ncgen' to create
44                 template NetCDF file.
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46       3) The ncgen utility is needed, paths are util/ncgen,
47                 /usr/local/ldm/util/ncgen or ./ncgen
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49       4) The station data file snworld.tbl, in etc/snworld.tbl or
50                 ./snworld.tbl directory
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52

OPTIONS

54       -v     ie  'ua2nc -v raob.cdl' will output the reports in plain text in
55              the uaLog.ddhhmm.nc log file in the datadir, very verbose.
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57
58       datadir
59              The directory where the decoded files are stored, including  the
60              log  files and list of current processed reports. The default is
61              the current directory ".".
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63
64       yyyymm This is the year and month of the reports, the  default  is  the
65              current yyyymm.
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67

EXAMPLES

69       Command line:
70              % ua2nc raob.cdl < 96040100_upa.wmo
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72
73       pqact.conf:
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75       # upper air perl decoder
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77       DDS|IDS   ^U[ABDEFGHIJKLMPQRSTXZ].... .... ([0-3][0-9])
78                   PIPE /usr/local/ldm/decoders/ua2nc
79                              etc/raob.cdl
80                              data/decoded
81                              (1:yyyy)(1:mm)
82
83

SUPPORT

85       If  you  have problems with this program, then you should first examine
86       the decoders email archive for  similar  problems  and  how  they  were
87       solved.   The  email  archive is available via the following World Wide
88       Web URL:
89
90              http://www.unidata.ucar.edu/packages/decoders
91
92       If this does not suffice and your site is a member of the Unidata  pro‐
93       gram,  then send an inquiry via email -- together will all relevant in‐
94       formation -- to
95
96              support@unidata.ucar.edu
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100Printed: 119.6.22        $Date: 2000/07/14 21:48:03 $                 UA2NC(1)