weather station observation data in netCDF

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Hello,

One of the issues confronting GALEON is the appropriate mechanism for
serving point data of the sort that is collected by weather reporting
stations.  It could also be ocean buoys or river gaging stations or air
quality monitoring stations, but at Unidata we work with a lot of real-time
weather data so that's easiest to experiment with.   As part of the THREDDS
Data Server NetCDF subset service, there is now an option to use a browser
interface to request a subset of the real-time weather station observations
on our motherlode server:

http://motherlode.ucar.edu:8080/thredds/ncss/metars/dataset.html

In addtion to several options for specifying parameters, spatial bounds, and
a time subset, one can also request different output formats:

-- "raw" is the form in which the METAR observations are transmitted
-- "xml" is a dialect of xml that's reasonably easy to decipher
-- "csv" is comma separated values
-- "netCDF" is a special netCDF encoding for this type of data

_From the GALEON point of view, an interesting question is whether it makes
sense to try to serve this form of netCDF data via the WCS interface.  Or is
it more appropriate to use the WFS or SOS interface for these data
collections?

It would also be interesting to know whether any of the GALEON clients would
be able to work with the netCDF-encoded data delivered by such a server via
any of the interfaces.

Your thoughts on these issues would be appreciated as well as reports on any
experiences you have in attempting to work with the resulting netCDFs.

-- Ben
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