Re: [gembud] How to decode buoy txt file with dcmsfc?

• To: Tom McDermott <tmcderm@xxxxxxxxxxxxxxxxx>
• Subject: Re: [gembud] How to decode buoy txt file with dcmsfc?
• From: "Smith, Neil R" <n-smith2@xxxxxxxxxxxxx>
• Date: Wed, 25 Mar 2015 20:21:39 +0000

Thanks Tom, Gerry and Donna for your help.
Finally got it done.

> On Mar 25, 2015, at 12:18 PM, Tom McDermott <tmcderm@xxxxxxxxxxxxxxxxx> wrote:
> 
> 
> On Wed, 25 Mar 2015, Smith, Neil R wrote:
> 
>> Have a txt file of buoy data, 2015030900_boy.txt, downloaded from archive 
>> sources.
>> 
>> Would like to decode it to .gem format.
>> 
>> How?  I don’t have the man pages.
> 
> Neil,
> 
> There aren't any man pages for the gempak decoders.  Instead you have to 
> invoke the decoder with the '-help' option, thus:
> 
> [229] vortex% dcmsfc -help
> 
> DCMSFC
> 
>     DCMSFC decodes raw buoy, ship, C-MAN, and Coast Guard reports from
>     a real-time data feed, or from a file fed to the program through
>     standard input, and writes the data to a GEMPAK surface file.  The
>     program is controlled by inputs to the command line.
> 
>     The inputs are program options and the output file name or template.
>     For example, for real-time data feeds:
> 
>        dcmsfc [options] output_file
> 
>     Currently, the decoder can be run in two different modes.  If the -a
>     option is not used, the decoder will create hourly files of all
>     marine surface data (ship, C-MAN, fixed and drifting buoys, Coast
>     Guard).  If the option "-a 6" is specified, 6-hour files of ship
>     data only will be created.  For real-time operation, output files
>     have the form YYYYMMDDHH.ship, and are placed in different
>     directories depending on whether they are hourly or 6-hour files.
> 
>     If running the program interactively with standard input, the -c
>     option must be used.  The input file must be also be specified.
>     For example:
> 
>        dcmsfc -c YYMMDD/HHNN [other_options] output_file < input_file
> 
>     A template may be used to specify the output file name.  The file
>     name template uses the date and time of the bulletin or report
>     to replace the following characters.
> 
>        YYYY or YY      Year with or without the century
>        MM              Month number
>        DD              Day
>        HH              Hour
>        NN              Minute
> 
> 
> DECODER OPTIONS
> 
>     The valid options are:
> 
>        -v N            Set the level of verbosity for the logs
>        -c curtim       Set the "current" time
>        -b nhours       Number of hours to decode prior to "current" time
>        -d decoder_log  Set the decoder log file name
>        -t time_out     Set the interval for the time out
>        -n              Set a flag to NOT save the text data
>        -h              Print the help file, then exit the program
>        -p prmfil       Set the parameter packing table
>        -s stntbl       Set the station table
>        -S stntb2       Set the second station table
>        -a iadstn       Set the number of additional stations
>        -m maxtim       Set the maximum number of times
>        -e PARM=value   Set the environment variable PARM to value
>         -w iwndht      Cutoff height for dropsonde "close-to-surface" winds
> 
>> Version 5.11.1<
> 
> Here's my pqact for invoking dmsfc:
> 
> # ship, buoy and CMAN
> #
> WMO 
> (^S[IMN]V[^GINS])|(^S[IMN]W[^KZ])|(^S(HV|HXX|S[^X]))|(^SX(VD|V.50|US(2[0-3]|08|40|82|86)))|(^Y[HO]XX84)
>       PIPE    decoders/dcmsfc -b 9 -a 10000
>       -d data/gempak/logs/dcmsfc.log
>       -e GEMTBL=/weather/NAWIPS/gempak/tables
>       data/gempak/ship/YYYYMMDDHH_sb.gem
> #
> 
> So some variation on these options might work for you.  Hope that helps.
> 
> Tom
> ----------------------------------------------------------------------------
> Tom McDermott                         305 Lennon Hall
> Systems Administrator                 Email: tmcderm@xxxxxxxxxxxxxxxxx
> Department of the Earth Sciences      Phone: (585) 395-5718
> The College at Brockport              Fax: (585) 395-2416
> State University of New York
> 
>> 
>> Thanks,
>> -Neil
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• References:
  • [gembud] How to decode buoy txt file with dcmsfc?
    • From: Smith, Neil R
  • Re: [gembud] How to decode buoy txt file with dcmsfc?
    • From: Tom McDermott